ELECTRONICS AUSTRALIA PROJECT INDEX
fileno + name + pcb + date
8/C/29l $10 Wonders - Reaction Timer Sep 00
8/BE/38i Experimenting W E - Transistors 3 Sep 00
2/MC/35 PIC Servo Controller PIC SERVO Sep 00
2/PC/67 PC Powerup A0atx7 Aug 00
8/BE/38h Experimenting W E - Transistors 2 Aug 00
1/MS/54 60 Second Voice Recorder OATLEY Aug 00
2/CC/153 Gameboy I/O interface Aug 00
8/C/29k $10 Wonders - Rev. Motor driver Jul 00
8/BE/38g Experimenting W E - Transistors 1 Jul 00
6/TV/13 Low Cost Video Fader and Enhancer A0vfe07 Jul 00
8/C/29j $10 Wonders - the Urgent Alert Jun 00
3/MS/187 8-channel IR Remote Control OATLEY Jun 00
8/BE/38f Experimenting W E - Opamp Cookbook 4 Jun 00
3/MS/186 2-4 Channel UHF Remote Control system OATLEY May 00
8/BE/38e Experimenting W E - Opamp Cookbook 3 May 00
8/C/29i $10 Wonders - Weekly timer May 00
1/MS/53 IR Data Link OATLEY Apr 00
8/C/29h $10 Wonders - Call waiting Apr 00
8/BE/38d Experimenting W E - Opamp Cookbook 2 Apr 00
7/M/78 LCD Panel Meter A0LCD04 Apr 00
2/PC/66 MOSFET Heater with Temperature Control OATLEY Mar 00
2/MS/75 Six-channel Sprinkler System (see July '99) CLINCH Mar 00
8/C/29g $10 Wonders - Electronic candle Mar 00
8/BE/38c Experimenting W E - Opamp Cookbook 1 Mar 00
3/EG/48 Spin FX LED light show SPINFX Mar 00
1/IA/30 Phone Call Screener OATLEY Feb 00
8/C/29f $10 Wonders - Electronic elbow Feb 00
2/PC/65 750A Motor Controller - 2 99mc12a/b Jan 00
2/CC/152 1 Megabit EPROM Programmer A0EPP01 Jan 00
1/SE/79 VAF I-93 speakers Jan 00
3/MS/185 Wireless IR Extender A0IRX1 Jan 00
8/C/29e $10 Wonders - Simple siren Jan 00
2/PC/65 750A Motor Controller - 1 99mc12a/b Dec 99
3/EG/47 Christmas Lights Controller 99XLB12 Dec 99
8/C/29d $10 Wonders - Simple metronome Dec 99
6/TV/12 Video Sequencer - 4 channel + audio 4864S Nov 99
2/MS/74 Sprinkler Doubler 99svd11 Nov 99
8/C/29c $10 Wonders - Precision timer Nov 99
1/IA/29 UPN Laser Data Transceiver REALTIME Feb 98
6/TV/11 Video Title Generator VTG20 Oct 99
7/MS/36 Fan Cooled Dummy Load Oct 99
3/IT/25 12V to 240V 300VA Inverter OATLEY Oct 99
8/C/29b $10 Wonders - The Millennium bug Oct 99
1/F/20 Sub-Bass Processor 99leq9 Sep 99
2/CC/151 Stepper Motor Control Module Oatley Sep 99
8/C/29a $10 Wonders - Door guard Sep 99
2/CC/150 Plotter for Prototype PCBs - info on file May 96
2/CC/149 PC-driven Video Text Overlay Module 99OSD8 Aug 99
6/TV/10 Low Cost Video Clock Message Generator VCG2.1 Aug 99
3/MS/184 Digital Timer Enhancement 98te08 Aug 99
8/C/28z $10 Wonders - A tuneful timer Aug 99
2/MS/73 Moisture Activated Sprinkler System Clinch Jul 99
8/C/28y $10 Wonders - Audible resistance checker Jul 99
8/BE/38b Experimenting W E - Alarm circuits 1 Jul 99
2/CC/148 PC Controlled X-Y Plotter Oatley Jul 99
2/PC/64 Mains Monitor: 240VAC Controller 99mm6a/b Jun 99
8/C/28x $10 Wonders - Batesian (fake) car alarm Jun 99
1/MA/68 The Brick: Add-on Power Amplifier 99bpa6a/b Jun 99
3/MS/183 Lighting the way with IR LED Illuminators Allthings May 99
1/SC/17 Surround Sound Decoder with Digital Delay 99sd05a-c May 99
8/C/28w $10 Wonders - A peak level monitor for meters May 99
3/TC/26 A Solid State 27/3.5MHz Transverter DSE Apr 76
7/AO/47 Low-cost Clock and Pulse Generator 99osc3a/b Apr 99
3/MS/182b The Cybug Robot Insect turns into a Predator DSE Apr 99
8/C/28v $10 Wonders - The reminder Apr 99
7/ST/27b 32 Channel, 100MS/s Digital Logic Analyser TANTAU Apr 99
3/MS/182a Cybug, the Robot Insect DSE Mar 99
8/C/28u $10 Wonders - Sound operated trigger Mar 99
7/ST/27a 32 Channel 100MS/s Logic Analyser - 1 TANTAU Mar 99
7/ST/26b Putting a CPLD to work - 2 (Trigger Adaptor MKII) 99ta02 Feb 99
8/C/28t $10 Wonders - Novelty nightlight Feb 99
7/RO/75b Receiver for the VNG Clock - 2 01vngr1a/bFeb 99
3/AU/81 The Screecher Car Alarm MkII 99al1 Jan 99
1/MS/52 Solid State Voice Recorder OATLEY Jan 99
8/BE/38a Experimenting W E - Simple testing circuits Jan 99
7/RO/75a Receiver for the VNG Clock - 1 (ref 7/RO/74) 01vngr1a/bJan 99
8/C/28s $10 Wonders - Quiz timer Jan 99
1/SE/78 Outstanding 3-Way Speaker System - 12" Dec 98
3/EG/46 Intelligent Doorbell Using a BASIC Stamp Dec 98
7/B/20 Tiny Shielded Resistance Box Dec 98
8/C/28r $10 Wonders - Sparkling Christmas lights Dec 98
7/ST/26a Putting a CPLD to work - 1 Nov 98
8/C/28q $10 Wonders - Mini roulette Nov 98
7/C/41b A PC-Based DSO Adaptor Mk3 - 2 DSOA331 Nov 98
1/PRE/41 Preamp for Tape Heads 98tp11 Nov 98
7/C/41a A PC-Based DSO Adaptor Mk3 - 1 DSOA331 Oct 98
2/PC/63 Signal-controlled Mains Power Switch 98ss08 Oct 98
8/BE/37z Experimenting W E - Voltage converters 2 Oct 98
8/C/28p $10 Wonders - Precision temperature alarm Oct 98
8/DT/185b Designer's Guide to Charging Li-Ion Batteries -2 Sep 98
2/CC/147 'Front End' for PC Audio Recording (soundcard) 98rfe9 Sep 98
8/C/28o $10 Wonders - Designer door alert Sep 98
3/MS/181 Intelligent Baby Alarm - BASIC stamp controller Sep 98
7/ST/25 Line-output and Flyback Transformer Tester DSE Aug 98
3/EG/45 Low-cost SMT Mini Light Chaser 4620s Aug 98
8/C/28n $10 Wonders - Mailbox monitor 98mm8 Aug 98
2/CC/146 'Instrument' Front End for PC Soundcards 98sci7 Aug 98
3/AU/80 Motorcycle Intercom 98bc07 Jul 98
8/C/28m $10 Wonders - A two-timer Jul 98
2/CV/10 240V Variable Frequency Drive 98vfd3 Jul 98
8/DT/185a Designer's Guide to Charging Li-Ion Batteries -1 Jul 98
6/MS/29 Improved VHF-UHF Masthead Amplifier 98MHA5a/b Jun 98
1/MS/51 48V Phantom Supply for mics and DIs 98ppu5 Jun 98
8/C/28l $10 Wonders - Capacitance gauge Jun 98
8/C/28k $10 Wonders - Bike & personal alarm May 98
1/IA/28 The Super Ear (boosts sounds) 98se05 May 98
3/IT/24b 'Tiny Tube' Portable Lights - 2 OATLEY May 98
8/BE/37y Experimenting W E - Voltage converters 1 Apr 98
6/TV/9 Video Fader and Wiper 98vfw4 Apr 98
3/IT/24a 'Tiny Tube' Portable Lights - 1 OATLEY Apr 98
8/C/28j $10 Wonders - Multimeter sample & hold adaptor Apr 98
1/SE/77 JC25 Two-way Bookshelf Speakers Mar 98
7/RO/74 A Self-setting VNG Radio Clock 98vngc2 Mar 98
2/PC/62d Line Carrier Link for Home Automation - 4 98lcd3 Mar 98
2/CC/145 The Caps Lock Catcher CK52PP Mar 98
8/C/28i $10 Wonders - A digital probe Mar 98
8/BE/37x Experimenting W E - Seven segment displays Mar 98
7/CM/18 Cable Break Finder 98bf02 Feb 98
8/C/28h $10 Wonders - A whimsical music box Feb 98
1/MS/50 Direct Injection (active) Preamp using a JFET 97di12 Feb 98
2/PC/62c Line Carrier Link for Home Automation - 3 98lca/c1 Feb 98
8/BE/37w Experimenting W E - Battery chargers 2 Feb 98
1/SA/92 Valve Amplifier kit - Class A Jan 98
2/PS/77 'Four In One' Mini Bench Power Supply 98ps1a,b Jan 98
7/F/40 Flexible Counter/display Module 98cm01a,b Jan 98
2/CC/144 A Splitter for VGA/SVGA Video Quest Jan 98
8/C/28g $10 Wonders - Spinning lights Dec 97
1/M/2 Audio Masker for Tinnitus Sufferers 97am12 Dec 97
6/MS/28 Video and Pulse Distribution Amplifier 97vda12 Dec 97
3/EG/44 Santa's Own Christmas Lights 97xlc12 Dec 97
2/PC/62b Line Carrier Link for Home Automation - 2 97lct12 Dec 97
6/MS/27 Video Enhancer and Stabiliser 97ves11 Nov 97
3/EG/43 Christmas Lights Controller (BASIC Stamp micro) 97clc11a,bNov 97
2/PC/62a Line Carrier Link for Home Automation - 1 97lcr12 Nov 97
8/BE/37v Experimenting W E - Battery chargers 101 - 1 Nov 97
3/CV/26 Active Antenna for HF - 'no frills' version 97ma10 Oct 97
7/RO/72e Improved Heterodyne DDS/PLL Sweeper YADDS etc Oct 97
8/C/28f $10 Wonders - A transistor tester Oct 97
8/BE/37u Experimenting W E - 4066 CMOS switch, part 2 Oct 97
2/CC/143 Laser-based RS-232 Data Transceiver GKDesign Oct 97
7/RO/71e Arbedit software Sep 97
3/MS/180 IR to UHF Remote Control Converter OATLEY Sep 97
7/MS/35 Accelerometer Module (ADXL05-SP chip) 97am9 Sep 97
2/PC/60b Software for the Remote Power-up Sep 97
6/CCTV/4 Low Cost B&W CCD TV Camera DSE Aug 97
8/BE/37t Experimenting W E - 4016/66 CMOS switch, part 1 Aug 97
2/PS/76 Versatile Low Voltage Adaptor 3V - 15V 97va8 Aug 97
1/MC/10 Audio Frequency Shifter for PA Systems 97afs8 Aug 97
7/SC/9 The Ministrobe 97ms08 Aug 97
8/C/28e $10 Wonders - An exit door timer Aug 97
3/AU/79 EFI Update for March '96 Car Computer OztechnicsJul 97
3/EG/42 The Counterfeit Micro - BASIC stamp compatible Microzed Jul 97
2/PC/61 Add-on Regulator for 12V Battery Chargers HpH Jul 97
1/IA/27 Laser Link Communicator Oatley Jul 97
3/EG/41 Low Cost SMT Six-sound Maker Lazer Jul 97
6/CCTV/3 Modulator/Mixer for Security Cameras 97sm07 Jul 97
8/C/28d $10 Wonders - A programmable alert Jul 97
8/BE/37s Experimenting W E - CMOS binary counters Jul 97
2/PC/60a Phone Controlled Remote Power Switch (Power-up) 97pu6 Jun 97
4/VR1/17b Build an Old Time One-valve Radio - 2 no! Jun 97
3/EG/40 Rhythm Sequencer using a BASIC Stamp micro Jun 97
8/C/28c $10 Wonders - Electronic two-up Jun 97
8/BE/37r Experimenting W E - 4017 decade counters Jun 97
7/RO/73 Composite Sync Generator for TV (interlaced) 97sg6 Jun 97
7/M/77 RMS Current Monitor 97cm5 May 97
4/VR1/17a Build an Old Time One-valve Radio - 1 no! May 97
2/PC/59 Universal Temperature Controller OATLEY May 97
8/C/28b $10 Wonders - A water alarm May 97
7/RO/72d PLL Modules for HF, VHF or UHF - 4 (sweeper) May 97
8/BE/37q Experimenting W E - noise makers 2 May 97
3/AU/78 Interior Light Delay for Cars 97cd4 Apr 97
7/RO/71c PC-driven Arbitary & Function Generator - 4 97afg3a...Apr 97
7/RO/71d More Frequencies from the Arbitary/Fn Generator Apr 97
2/CC/142 RS-232 Utility Box Ocean ContApr 97
8/C/28a $10 Wonders - Continuity tester Apr 97
7/RO/72c PLL Modules for HF, VHF or UHF - 3 (sweeper) 95swa9.. Apr 97
8/C/27b Building Successful 'Rat's Nests' - 2 Apr 97
8/BE/37p Experimenting W E - Noise makers Mar 97
3/AU/77 Audible Alarm for Critical Car Systems 97cem3 Mar 97
1/SE/76 High Performance Compact Subwoofer (200mm) Mar 97
7/RO/71c PC-driven Arbitary & Function Generator - 3 97afg3a...Mar 97
8/BE/37o Experimenting W E - D Flipflops Feb 97
7/RO/71b PC-driven Arbitary & Function Generator - 2 97afg3a,b Feb 97
3/AU/76 Low-cost Vehicle Overspeed Monitor (car) Oatley Feb 97
7/RO/72b PLL Modules for VHF and UHF - 2 (sweeper) YAPLL Feb 97
1/SE/75 JC30 Compact Speakers (150mm + 19mm) Feb 97
8/C/27a Building Successful 'Rats Nests' - 1 Feb 97
1/PRE/40b Playmaster Pro Series 4 preamplifier - 2 96pr12abcdJan 97
2/CC/141 PC-based DAQ module DAS005 Jan 97
7/RO/72a PLL Modules for VHF and UHF - 1 (sweeper) YAPLL Jan 97
1/PRE/40a Playmaster Pro Series 4 preamplifier - 1 96pr12abcdDec 96
7/AO/46 Miniosc Pocket Sized Audio Oscillator 96mao11 Dec 96
7/RO/71a PC-driven Arbitary & Function Generator - 1 Dec 96
3/MS/179 SMT Baby Minder 96fmm12 Dec 96
8/BE/37n Experimenting W E - Exploring CMOS circuits -3 Dec 96
8/BE/37m Experimenting W E - CMOS:2 gate circuits Nov 96
2/AE/49 The 'Miracle' AM Antenna OATLEY Nov 96
7/M/76 High Isolation Current Adaptor 96cm11 Nov 96
2/CC/140 Improved 24-line I/O Card for PCs 96pcio11 Nov 96
7/ST/24b PC-based 32ch Logic Controller - 2 PCLA31 Nov 96
2/CC/139 PC Bus Sleuth - DMA IRQ checker 96bs10a/b Oct 96
7/MS/34 Simple 10/20MHz Comb Generator 96cg10 Oct 96
3/EG/39 An Electronic Music Box OATLEY Oct 96
3/MS/178 A Low Cost Breath Tester OATLEY Oct 96
8/BE/37l Experimenting W E - Introduction to CMOS Oct 96
7/ST/24a PC-based 32ch Logic Controller - 1 PCLA31 Oct 96
1/SA/91c IR Remote Volume for 50W/ch Amplifier DSE Sep 96
2/CC/136c Upconverter for RF Spectrum Analyser 96ucv9 Sep 96
1/PRE/39 Valve Preamplifier OATLEY Sep 96
2/CC/131d MLS Add-on Board for IMP Audio Tester 96mls8 Sep 96
8/BE/37k Experimenting W E - the 555 timer (part 3) Sep 96
8/DT/184 Using the LM3914 & LM3915 Display Drivers Sep 96
8/AT/54 Understanding and Using Piezo Tweeters Sep 96
7/M/75 Low Cost Pocket Sampler for PCs 96ps08 Aug 96
8/PE/21m Multipurpose 555 Module - DSE discovery project DSE Aug 96
8/BE/37j Experimenting W E - the 555 timer (part 2) Aug 96
7/RO/70 Low Cost 20MHz Function Generator HFSGLC20 Aug 96
1/SC/16 Infra-red (IR) Remote Volume Controller 96irrx7 Jul 96
1/SA/91b 50W/channel Stereo Amplifier DSE Jul 96
1/MS/49 PC-based VMAC Sound File Manager 96sf7 Jul 96
2/LF/11 Line Filter and Conditioner 96lf7 Jul 96
1/SA/91a 50W/channel Stereo Amplifier - 1 DSE Jun 96
7/RO/69b Low Cost RF Test Oscillator - 2 96rfo5A/B Jun 96
2/MC/34 Steam Whistle for Model Boats and Trains 96se6 Jun 96
2/CC/138c Using the PIC16C84 Single Chip Micro - 3 (lock) May 96
7/RO/69a Low Cost RF Test Oscillator - 1 96rfo5A/B May 96
1/EM/66 Stroboscopic Music Tuner Mk3 96st5 May 96
3/MS/177 Low Cost Video Surveillance System OATLEY May 96
8/BE/37i Experimenting W E - the 555 timer IC May 96
7/AO/45b PC-driven Audio Sweep Analyser - 2 96asw1 Apr 96
7/MS/33 Low-cost POST Diagnostic Card for PCs Apr 96
8/BE/37h Experimenting W E - still still more opamp cts Apr 96
2/CC/138b Using the PIC16C84 Single Chip Micro - 2 PIC16C84 Apr 96
8/PE/22 Worlds Simplest Electric Motor Apr 96
3/AU/74 Car Computer including Alarm OztechnicsMar 96
7/AO/45a PC-driven Audio Sweep Analyser - 1 96asw1 Mar 96
1/F/19 Subwoofer/Bridge Adaptor for 12V 96sba3 Mar 96
3/MS/176 Switch/Repeater for IR Remote Controls OATLEY Mar 96
3/AU/75 Multi-sound Siren CTOAN Mar 96
8/BE/37g2 Experimenting W E - still more opamp circuits Feb 96
3/AU/72b PC-Driven EGO Sensor Analyser - 2 96ego1 Feb 96
3/AU/73b Smart Dual 12V Battery Controller - 2 96bm1a/b Feb 96
8/PE/21l Four Channel Light Sequencer -DSE discovery proj ZA1212 Feb 96
8/BE/37g Experimenting W E - more opamps etc Jan 96
3/AU/72a PC-Driven EGO Sensor Analyser - 1 96ego1 Jan 96
3/AU/73a Smart Dual 12V Battery Controller - 1 96bm1a/b Jan 96
7/ST/23 A POST Test Card for IBM PCs Jan 96
7/M/74 Micro-based ESR & Low Ohms Meter 96ESR1 Jan 96
1/SC/15b UHF Remote Volume Control - 2 OATLEY Jan 96
8/PE/21k Low Cost Stereo Preamp - DSE discovery project ZA1211 Jan 96
3/CV/25 Active Antenna for HF Reception 95aa12 Dec 95
8/PE/21j 4 Channel IR Remote Control - DSE discovery proj ZA-1210R Dec 95
1/SC/15a UHF Remote Volume Control - 1 OATLEY Dec 95
2/PS/75 Flexible Dual Power Supply Module 95dps12 Dec 95
8/BE/37f Experimenting W E - Operational amplifiers Nov 95
2/PS/74 Flexible Power Supply Module 95ps9 Nov 95
3/MS/175 5mW Laser Pointer Oatley Nov 95
2/CC/138a Using the PIC16C84 Single Chip Micro - 1 Nov 95
8/PE/21i Xenon Tube Flashing Beacon - DSE discovery proj. ZA-1209 Nov 95
2/CC/137 Watchdog Timer Card for PC's Ocean ContNov 95
2/MC/33 Model Train Control with Simulated Inertia 95tc10 Nov 95
8/PE/21h Multi-timer Module - DSE discovery proj ZA-1207 Oct 95
1/IA/26 Induction Loop Pickup for Headphones 95il10 Oct 95
2/CC/136b PC-controlled RF Sweep Analyser - 2 95swa9 Oct 95
1/SE/74 Vifa Two-way Speaker Kit (2 x 5") Jaycar Sep 95
8/PE/22 Do It Yourself Faultfinding and Repair Sep 95
2/CC/136a PC-controlled RF Sweep Analyser - 1 YADDS-1 Sep 95
3/MS/173b Flexitimer Mk2 - 2 95tm9 Sep 95
3/MS/174 LED Battery Voltage Indicator 95bi9 Sep 95
8/BE/37e Experimenting W E - Simple transistor circuits Sep 95
8/BE/37d Experimenting W E - Putting transistors to use-3 Aug 95
3/MS/173a Flexitimer Mk2 - 1 95tm9 Aug 95
7/ST/22 Parallel Port Breakout Box 95pbb08a&bAug 95
8/PE/21g 1.5A Regulated Power Supply - DSE discovery proj ZA-1208 Aug 95
8/LT/95 Understanding the IRIS Codes Aug 95
8/BE/37c Experimenting W E - Putting transistors to use-2 Jul 95
7/RO/68 Crystal-locked 5MHz Receiver for VNG Mini proj Jul 95
3/MS/172 PC Driven Electrocardiogram (ECG) 95ecg7 Jul 95
3/EG/38 `Postage stamp' Micro Flasher - SM 555 timer Mini proj Jul 95
1/SE/73 `Super Mini' Vifa Two-way Speakers Jaycar Jul 95
8/PE/21f Mini Stereo Amp - DSE discovery project ZA1206 Jul 95
8/BE/37b Experimenting W E - Putting transistors to use Jun 95
8/PE/21e Parallel Port Interface - DSE Discovery proj. ZA-1205 Jun 95
3/IT/23 Fluoro Lamp Inverter OATLEY Jun 95
3/EG/37 Single Chip Chess Computer (68HC705) SC3V12 Jun 95
2/CC/135 PC-based 68705K1 Programmer OZTECHNICSJun 95
8/BE/37a Experimenting W E - The many uses for diodes May 95
3/MS/171 Smart Door Minder 95dm05 May 95
2/PC/58b Mains Appliance Remote Controller - 2 CTOAN May 95
1/SC/14 Economy Surround Sound Decoder 95ssd4 May 95
3/CV/23d Our ACS Decoder in a Digitor A-4199 Radio 93acs9 May 95
1/MA/67b Playmaster 300W Subwoofer Amplifier - 2 95flt3 May 95
7/ST/21 Digital Trigger Adaptor for Oscilloscopes 95ta4 Apr 95
8/PE/21d 38-LED Roulette - DSE Discovery project ZA1204 Apr 95
1/MA/67a Playmaster 300W Subwoofer Amplifier - 1 95swa4 Apr 95
7/RO/67 Minispot 2 AM/FM Alignment Source 95ms4 Apr 95
8/BE/36j Experimenting W E - Sound effects board Apr 95
2/PC/58a Mains Appliance Remote Controller - 1 CTOAN Mar 95
8/PE/21c Audio Link using Optical Fibre - DSE Discovery ZA1203 Mar 95
7/ST/20 Calibrated RF Detector Probe mini proj Mar 95
1/MS/48b Putting the VMAC to work (see 1/MS/48a) Mar 95
8/BE/36i Experimenting W E - Easy to build AM radio OATLEY Mar 95
2/CC/134 The Pocket Packet goes TCP/IP TOM Mar 95
2/BC/18b A look at Recharging Dry Cells Mar 95
1/MS/48a Versatile Solid State Audio Recorder (VMAC) 95VMA2 Feb 95
8/PE/21b Simple Function Generator - DSE Discovery proj. ZA1202 Feb 95
6/TVT/8b New Stereo TV Sound Receiver - 2 95tvs1 Feb 95
2/MS/72 Automatic House Number - BIG RCS Feb 95
8/BE/36h Experimenting W E - Playing with the 4060 IC Feb 95
2/CC/133 PC-based Serial Protocol Analyser Feb 95
6/TVT/8a New Stereo TV Sound Receiver - 1 95tvs1 Jan 95
3/MS/170 Four-sound Siren Generator ZA-1201 Jan 95
2/BC/18a Dry Cell & NiCad Battery Charger OATLEY Jan 95
1/PRE/38b Valve Preamplifier For Audiophiles - 2 CONTAN Jan 95
8/BE/36g Experimenting W E - Switching regulators Jan 95
7/MS/32b Digital Pulse Generator (Altera EPLD) - 2 DLS Jan 95
7/MS/32a Digital Pulse Generator (Altera EPLD) - 1 DLS Dec 94
8/PE/21a Flash Dash (or Crash) game - DSE Discovery proj. ZA-1200 Dec 94
1/SA/90 `Shoestring' Stereo Amplifier (15W + 15W) 94amp11a/bDec 94
2/BC/17b Intelligent Solar Battery Charger - 2 OATLEY Dec 94
2/CC/148 Pocket Packet Radio Modem for the Macintosh TOM Dec 94
7/MS/31 In-a-flash Cable Checker 94ct11 Nov 94
8/BE/36f Experimenting W E - Stepper motor circuits OATLEY Nov 94
2/MC/6b Projects for Radio Control Modellers - 2 nun Nov 94
2/CC/132 Low Cost PC-based PLC (interface) nun Nov 94
2/BC/17a Intelligent Solar Battery Charger - 1 OATLEY Nov 94
2/CC/126c Software Drivers for (2/CC/126) EPROM Programmer Nov 94
3/MS/169 Low Cost Ultrasonic `Radar' OE/93/UL Oct 94
1/PRE/38a Valve Preamplifier for Audiophiles - 1 CONTAN Oct 94
2/PC/57 5kW DC Motor Speed Controller 94msc10 Oct 94
2/MC/6a Projects for Radio Control Modellers - 1 Oct 94
8/BE/36e Experimenting W E - Stepper motors Oct 94
3/CV/24 `Super Ducky' RF Preamplifier 94rfp9a/b Sep 94
3/MS/168 Compact 5mW Solid State Laser Pointer OATLEY Sep 94
1/F/18 Active Crossover for Subwoofers 94flt8 Sep 94
2/CC/131c The IMP Loudspeaker Testing System - 3 94imp4t/b Sep 94
8/BE/36d Experimenting W E - The Number Cruncher OATLEY Sep 94
2/CC/131b The IMP Loudspeaker Testing System - 2 94imp4t,b Aug 94
7/N/9 Wideband Noise Source 94wng7t,b Aug 94
2/PC/56 Temperature Controller (mains switching) 94tc7 Aug 94
2/AE/48 Low Cost Booster for AM Reception (antenna) TOM Aug 94
2/CC/131a The IMP Loudspeaker Testing System - 1 94imp4t,b Jul 94
7/MS/30 The Solder Fume Buster (fan) 94fs6 Jul 94
2/CC/121b 68705 Programmer (updated 2/CC/121a) - REVIEW Jul 94
7/C/40c Improved DSO Adaptor for PCs - 3 94dso5 Jul 94
8/BE/36c Experimenting W E - Infra Red Control Circuits Jul 94
7/MS/29 Digital Panel Meter - general purpose DPMa/b Jun 94
7/C/40b Improved DSO Adaptor for PCs - 2 94dso5 Jun 94
8/BE/36b Experimenting W E - Stereo Sound Enhancer ETI 1423 Jun 94
2/CC/130 Hardware Screen Saver for PCs D.Jones Jun 94
2/CC/129 EPROM Emulator Upgrade (The ROMloader) Tantau Jun 94
7/C/40a Improved DSO Adaptor for PCs - 1 94dso5 May 94
2/PC/55b Remote Controlled Light Dimmer (UHF) - 2 CTOAN May 94
8/BE/36a Experimenting W E - Solid State Message Recorder OATLEY May 94
1/SA/89 Add-on Amplifier for Surround Sound TDA1514A Apr 94
3/MS/167 Weekly Reminder Timer 94wrt1 Apr 94
8/BE/35z Experimenting with Electronics - gain tester 94tgt3 Apr 94
3/EF/17 Light and Sound Trigger (for photo flash) 94l&s1A,B Apr 94
2/F/40 Hi-res Modification for 1GHz Frequency Counter 94cm1a Mar 94
3/EG/36 Reaction Timer Based on 68705 Microcontroller K40 Mar 94
2/MC/32 Four Channel Remote Control (UHF) OATLEY Mar 94
2/PC/55a Remote Controlled Light Dimmer (UHF) - 1 CTOAN Mar 94
1/SA/88b Playmaster Pro Series 3 Power Amplifier - 2 93ma12 Mar 94
3/AU/71 Low Cost Exhaust Gas Oxygen (EGO) Tester EGO9307 Feb 94
1/SA/88a Playmaster Pro Series 3 Power Amplifier - 1 93ma12 Feb 94
1/EM/65 MIDI Breakout Box (for PC Sound Cards) 94mbb1 Feb 94
3/MS/166 Laser Beam Communicator OATLEY Feb 94
8/BE/35y Experimenting with Electronics - Sound effects 94se2 Feb 94
3/MS/165 Low Cost Plasma Display OATLEY Jan 94
2/PS/73b 40V/3A Lab Power Supply - 2 93ps9 Jan 94
1/SA/87 New MOSFETs for Audio Power Amplifiers Jan 94
nun Exhaust Gas Oxygen (EGO) Sensor Tester: Major Al 94AT1 Jan 94
3/MS/164 Improved Infrared (IR) Night Viewer OATLEY Jan 94
2/CC/128 Direct Digital Synthesis (DDS) on a PC Jan 94
2/CC/127 PC Programmer for 68705 Microcomputers Jan 94
7/RO/66 Multi-crystal Frequency Source (oscillator) 93xfr8 Jan 94
8/BE/35x Experimenting with Electronics - Noise maker 94nm1 Jan 94
2/PS/73a 40V/3A Lab Power Supply - 1 93ps9 Dec 93
3/CV/23c Decoder for ACS signals (FM subcarrier) - 3 93acs9 Dec 93
2/PT/16 Digital Photo Timer (Microprocessor-controlled) CE-93-DPT Dec 93
8/BE/35w Experimenting with Electronics - Power amplifier 93pam11 Dec 93
4/MC/9b Build an AM/FM Portable Radio - 2 DSE Nov 93
7/RO/65b Low Cost TV-derived Frequency Reference - 2 93tvf8 Nov 93
8/BE/35v Experimenting with Electronics - FM Transmitter OE/93 FM2 Nov 93
4/MC/9a Build an AM-FM Portable Radio - 1 DSE Oct 93
7/RO/65a Low Cost TV-derived Frequency Reference - 1 93tvf8 Oct 93
3/CV/23b Decoder for ACS Signals (FM subcarrier) - 2 93acs9 Oct 93
2/CC/126b PC-controlled EPROM Programmer - 2 93epp7a,b Oct 93
8/BE/35u Experimenting with Electronics - Ultrasonic #2 93usr8 Oct 93
8/BE/35t Experimenting with Electronics - Ultrasonic comms 93ust7 Sep 93
1/MA/66 The `Quadlington' Mini Audio Amplifier Sep 93
2/CC/125 68705 Microcomputer OATLEY Sep 93
2/CC/126a PC-controlled EPROM Programmer - 1 93epp7a,b Sep 93
3/CV/23a Decoder for ACS Signals (FM subcarrier) - 1 93acs9 Sep 93
2/PC/54 Temperature Controlled Mains Power Switch DSE Aug 93
7/ST/19 Electronic Signature Analyser: `Sigchecker' 93sig05 Aug 93
8/BE/35s Experimenting with Electronics - Shortwave Radio 93swr6 Aug 93
2/CC/124 PC Driven 0-12MHz Digital Synthesiser 93ddi5' Jul 93
7/M/73 Insulation Resistance Tester (megger) OATLEY Jul 93
3/TC/25b 80m Double Side Band (DSB) Transceiver - 2 93dsb6a,b Jul 93
8/PE/20 Do-it-yourself VCR Servicing (repair) Jun 93
2/CC/123 PC Interface for DSE Teletext Decoder Jun 93
7/DM/6b Noise and Distortion Meter - 2 93ndm3abc Jun 93
2/CC/122 RS-232C Data Monitor Adaptor for PC's 93sdm6 Jun 93
8/BE/35r Experimenting with Electronics - Regen radio 93rr4 May 93
3/TC/25a 80m Double Side Band (DSB) Transceiver - 1 May 93
7/DM/6a Noise and Distortion Meter - 1 93ndm3abc May 93
3/MS/163 `Protect Anything' Alarm Module OATLEY May 93
3/MS/162 `El-Cheapo' Helium-neon Laser OATLEY Apr 93
3/MS/161 `Select-a-chime" Programmable Doorbell 93sac3 Apr 93
8/AT/52b Design Thoughts on Valve Audio Amplifiers - 2 Apr 93
8/DT/183 How a DDS works Apr 93
7/F/39 Low Cost 1GHz Frequency Counter (7-digit) 93C3b Apr 93
8/AT/52a Design Thoughts on Valve Audio Amplifiers - 1 Mar 93
2/BC/16 Battery Charger for 8V, 12V Gates Cells Chipspeed Mar 93
2/CC/121a PC-based 68705 Development System OATLEY Mar 93
2/MC/31 12-channel UHF Remote Control (Tx & Rx) OATLEY Mar 93
3/CV/22d $40 Satellite Receiver (WESAT Listening Post) TOM Feb 93
2/CC/120 8051 Microcontroller Prototyping Board Tantau Feb 93
7/C/39 Digital Storage Adaptor (DSO) for PCs DSOA 6/92 Feb 93
7/F/38 Improved 50MHz Frequency Counter (4-digit) 93C2A,B Feb 93
8/BE/35q Experimenting with Electronics - Morse code 93mc2 Feb 93
2/PS/72 VK Powermaster Mk 2 power supply (13.8V 15A) DSE Jan 93
8/BE/35p Experimenting with Electronics - Battery Saver 92bs12 Jan 93
2/CC/119 The `Pocket Packet' Radio Modem TOM Jan 93
1/SE/72 High Power Sub-Woofer Design (12" 200W) Jan 93
1/MA/65 `Multimedia' Mini Amplifier 92amp10 Jan 93
3/EG/35 Electronic Christmas Tree (68705 micro) ESD Dec 92
7/B/19 Low Cost Inductance Adaptor 92ima12 Dec 92
7/SC/8 12V High Energy Strobe - external trigger ZA-1372 Dec 92
3/IT/22 Multifunction Fluoro Light OATLEY Nov 92
6/MS/26 Enhancing DSE's Teletext Decoder Nov 92
8/BE/35o Experimenting with Electronics - Door minder 92dm11 Nov 92
1/MS/47 Digital Voice Recorder (sound store) TALK ELECTNov 92
1/SE/71 VAF Loudspeaker Kits Nov 92
8/BE/35n Experimenting with Electronics - Thermometer 92et10 Oct 92
8/BE/34p Basic Electronics - 16 Oct 92
1/MS/46 Loudspeaker Protector (the `Protector') 92lp8 Oct 92
7/MS/28b VHF/UHF Spectrum Analyser Adaptor - 2 92vsa9 Oct 92
1/SA/86b Stereo Amplifier using Valves - 2 CONTAN Oct 92
1/SA/86a Stereo Amplifier using Valves - 1 CONTAN Sep 92
3/EG/34 Decision Maker RGP Sep 92
7/MS/28a VHF/UHF Spectrum Analyser Adaptor - 1 TBA Sep 92
7/AO/44b Low Cost Audio Sweeper - 2 V-192.1 Sep 92
8/BE/35m Experimenting with Electronics - Volume display 92ld9 Sep 92
3/CV/22c Listening Post Wesat Decoder - 3 (antenna, etc) TOM Aug 92
1/SE/70 Seas-EA `Hobart' Loudspeakers Aug 92
7/AO/44a Low Cost Audio Sweeper - 1 Aug 92
3/MS/160 Visible Laser Diode Pointer OATLEY Aug 92
7/MS/27 Low Cost Voltage and Current Calibrator Aug 92
8/BE/35l Experimenting with Electronics - Reaction time 92RT8 Aug 92
8/BE/35k Experimenting with Electronics - Mini organ 92MO7 Jul 92
3/CV/22b Listening Post Wesat Decoder - 2 (decoder) TOM Jul 92
3/MS/159 ELF Radiation Field Detector - the Gaussbuster Right HemiJul 92
3/MS/158 Electronic Key (door lock) Oatley Jul 92
1/IA/25 Low Cost Multi-station Intercom 92IC6 Jul 92
3/MS/157 Programmable Codepad (combination lock) CircLvl Jun 92
7/AO/43 1MHz Pulse Generator 92pg4 Jun 92
8/BE/35j Experimenting with Electronics - Timer 92ti6 Jun 92
3/MS/156 Phone Ringing Sound Simulator (SMD) TalkElect Jun 92
2/PC/53 High Powered Lamp Dimmer - the Multidim CTOAN Jun 92
3/CV/22a Listening Post Wesat Decoder - 1 TOM Jun 92
1/SE/69 High Quality Sub-woofer Enclosure (8" 80W) Jun 92
8/BE/35i Experimenting with Electronics - FM mic 92rm5 May 92
1/F/17 Active Crossover for 2-way Speaker Systems LP HP May 92
1/EM/64 Stroboscope Tuner Mk2 (ref: 1/EM/61) 92strb2a,bMay 92
8/BE/34o Basic Electronics - 15 May 92
2/AE/47 Active TV Antenna (The `Miracle') OATLEY May 92
1/SA/85 Playmaster 30-30 Amplifier - Repackaged by DSE ZA-1646 Apr 92
3/GC/3 Low Cost Geiger Counter OE91GC Apr 92
8/BE/35h Experimenting with Electronics - Power Supply 92ps4 Apr 92
8/DT/181b Longer Life for NiCads - 2 (theory) Mar 92
3/AU/70 `El Cheapo' Car Voltmeter (3 LEDs) CVM Mar 92
8/BE/35g Experimenting with Electronics - Sound Switch 92ss3 Mar 92
3/IT/21b Powerhouse 1200W 12V/240V inverter - 2 Altronics Mar 92
7/AO/42 Sine/Square wave Benchtop Oscillator 92osc2 Mar 92
8/DT/182 Basics of Radio Part 16 Mar 92
8/BE/35f Experimenting with Electronics - Light Switch 92lso2 Feb 92
2/CC/118b EPROM Emulator (The ROMloader) - 2 TANTAU Feb 92
2/BC/15 Solar Battery Charger SCH92 Feb 92
3/IT/21a Powerhouse 1200W 12V/240V inverter - 1 Altronics Feb 92
2/CC/117c Computer Control of Radio Gear - 3 TOM Feb 92
1/MS/45 `Dolby' Surround Sound Decoder DSS91 (3) Jan 92
3/AU/69 Low Voltage Cutout for Cars and Boats 92lvc1 Jan 92
2/PC/52 240V Power Relay (slave mains switch) 92pro1 Jan 92
8/BE/34n Basic Electronics - 14 Jan 92
2/CC/118a EPROM Emulator (The ROMloader) - 1 TANTAU Jan 92
8/BE/35e Experimenting with Electronics - Delay switch 91ds12 Dec 91
4/MC/8b SSB Receiver for 80M Amateur Band - 2 91rx9 Dec 91
3/TM/20 Digital Tachometer CTOAN Dec 91
2/CC/117b Computer Control of Radio Gear - 2 TOM Dec 91
3/CV/21 Antenna Tuner and RF Preamp (500kHz - 30MHz) 91rfp10 Nov 91
1/MS/44 Simple Karaoke Adaptor 91vc11 Nov 91
2/MS/71 All-purpose Wideband Amplifier (5Hz - 32MHz) mini proj Nov 91
8/BE/35d Experimenting with Electronics - Touch Light 91tl11 Nov 91
3/IT/20 Fluoro Light Wand (battery powered) Oatley Nov 91
8/BE/34m Basic Electronics - 13 Nov 91
3/MS/155 Mini IR (infrared) Night Viewer Oatley Oct 91
8/BE/35c Experimenting with Electronics - Wailing Siren Oct 91
2/PS/71 30V/1A and 18V/2A Power Supplies (ref:2/PS/70) 91ps6 Oct 91
3/AU/68 Budget Car Alarm Mk2 (ref: ETI 084) DSE Oct 91
8/DT/181a Longer Life for NiCads - 1 (theory) Oct 91
2/CC/117a Computer Control of Radio Gear - 1 TOM Sep 91
8/DT/180 Basics of Radio Part 15 Sep 91
1/M/1 Speech Processor for Transceivers 91ap8 Sep 91
8/BE/35b Experimenting with Electronics - Flashing LEDs 91fl9 Sep 91
2/MS/70 Simple Helium-neon Laser Oatley Sep 91
4/MC/8a SSB Receiver for 80M Amateur Band - 1 91rx9 Sep 91
8/BE/34l Basic Electronics - 12 Aug 91
2/CC/116b Improved Serial I/O Interface for PCs - 2 88rw12... Aug 91
3/AU/66 Hall Effect Speed Sensor for cars CTOAN Aug 91
8/BE/35a Experimenting with Electronics - Simple Siren 91ss8 Aug 91
2/PS/70 18V/1A Benchtop Power Supply 91ps6 Aug 91
3/AU/67 Programmable Trip Meter for cars CTOAN Aug 91
2/PC/51 Fan Speed Controller 91fs6 Jul 91
2/CC/116a Improved Serial I/O Interface for PCs - 1 91pcio4 Jul 91
3/EG/33 Simple Quiz Buzzer 91qbuz7 Jul 91
2/PS/69 Power Supply to replace Plug Packs mini proj Jun 91
7/C/38c CRO Adaptor for Computer Monitors - 3 91tv3c Jun 91
1/MS/43 Quad DI (direct injection) Box 91di4 Jun 91
7/C/38b CRO Adaptor for Computer Monitors - 2 91tv3b May 91
7/VT/21 CRO Adaptor for testing Solid State Devices May 91
7/ST/18 Low Cost Dual-mode Logic Pulser DSE May 91
8/BE/34k Basic Electronics - 11 May 91
2/AE/46 Variable-tapped Balun for HF Receivers May 91
3/TC/24d 2m (VHF) FM Transceiver - 4 DSE Apr 91
2/AE/45 Whip Antenna for 2m and 70cm Apr 91
3/AU/65 Infrared Remote Control Switch (short range) Oatley Apr 91
3/TC/24c 2m (VHF) FM Transceiver - 3 DSE Mar 91
8/DT/179 Basics of Radio Part 14 Mar 91
3/MS/154 The Flexitimer (universal timer module) 91tm3 Mar 91
7/C/38a CRO Adaptor for Computer Monitors - 1 91tv3a Mar 91
3/TC/24b 2m (VHF) FM Transceiver - 2 DSE Feb 91
8/BE/34j Basic Electronics - 10 Feb 91
7/CM/17 Low Cost Meter for Electrolytic Caps mini proj Feb 91
3/AU/64 Intelligent Car Blinker Unit CE 90 BF Feb 91
3/AU/63 Versatile Low Cost (VLC) Car Alarm 91alm1 Feb 91
2/CC/114 Hardware Display for PC clock OATLEY Jan 91
8/BE/34i Basic Electronics - 9 Jan 91
3/TC/24a 2m (VHF) FM Transceiver - 1 DSE Jan 91
2/AU/63 Car Digital Speedo CTOAN Jan 91
2/CC/115 RS-232 Interface for Decwriter printer Jan 91
7/SW/14d VHF Powermatch Mk2 - RF Z-bridge 90rfb9t,b Dec 90
2/CC/112 V23/RS232 Radio Modem kit A T & M Dec 90
3/TC/23 Improving Icom's BP-70 Battery Pack Dec 90
2/CC/113 ASCII Decoder for IBM Keyboards Tantau Dec 90
7/SW/14e VHF Powermatch Mk2 - Dummy Load(s) Dec 90
7/VT/20 Low-cost Tester for Transistors and FETs 90tfc10 Dec 90
8/BE/34h Basic Electronics - 8 Dec 90
8/DT/178 Basics of Radio Part 13 Nov 90
3/MS/153 Watertight Hi-light (rechargeable torch) 6255AH Nov 90
1/IA/23 Low-cost Phone Amplifier DSE Nov 90
1/IA/24 Phone Memory Dialler CE90MTD Nov 90
1/PRE/37b Playmaster Pro Series 2 preamplifier - 2 90pre8m,s Oct 90
3/MS/152 Battery powered Alarm Siren CTOAN Oct 90
7/MS/26b Multi-purpose 3.5 dig' Panel Meter: Applications CTOAN Oct 90
3/MS/151 IR (infrared) Night Viewer - Revisited Sep 90
3/MS/149 Infrared Gateway Alarm mess Sep 90
3/MS/150 Tester for Infrared Remote Controls OATLEY Sep 90
7/SW/14b VHF Powermatch Mk2 - Power Detector 90vpd7t,b Sep 90
7/SW/14a VHF Powermatch Mk2 - RF Probe 90rfp7 Sep 90
1/PRE/37a Playmaster Pro Series 2 preamplifier - 1 90pre8m,s Sep 90
7/SW/14c VHF Powermatch Mk2 - SWR Reflectometer 90ur8t,b Sep 90
8/BE/34g Basic Electronics - 7 Sep 90
8/BE/34f Basic Electronics - 6 Aug 90
7/ST/17 CMOS/TTL Logic Probe DSE Aug 90
3/MS/148 Combination Lock CE90PDL Aug 90
6/SSTV/2b SSTV Transmit Scanconverter - 2 90sst7a,b Aug 90
7/CL/40 Digital Stopwatch with Lap Timing ATM Aug 90
2/CC/111 RS-232 Data Link Analyser Jul 90
7/SW/13 VHF Powermatch Mk2 90vp6 Jul 90
2/MS/69 Low-cost Helium-Neon Laser OELASER Jul 90
6/SSTV/2a SSTV Transmit Scanconverter - 1 90sst7a,b Jul 90
3/CV/20 Converter for the 420-450MHz Band 90cs5t,b Jun 90
3/MS/147 Simple Light Activated switch DSFW2 Jun 90
7/MS/26a Multi-purpose 3.5 digit Panel Meter (display) CE6a,b Jun 90
3/IT/19 `Voltup' 1.5V to 9V Converter 89dc12 May 90
3/MS/146 IR (infrared) Night Viewer OEIRNW May 90
3/CV/19 Converter for the 144-148MHz Band 90ct4t,b May 90
1/IA/22 Tester for Phone Answering Machines May 90
8/BE/34e Basic Electronics - 5 May 90
3/MS/144b Portable Fluoro Lamp - 2 Oatley Apr 90
2/MS/68 LCD Wind Direction Indicator 90wdi03 Apr 90
8/BE/34d Basic Electronics - 4 Apr 90
3/MS/145 Digital Amphometer A T & M Apr 90
3/AU/62 Ultrasonic Movement Detector (for cars) OE89UD Apr 90
7/F/37 Crystal Frequency Calibrator 89fr6 Mar 90
3/AU/61 Super Vulture Car Alarm Oatley Mar 90
8/BE/34c Basic Electronics - 3 Mar 90
3/MS/144a Portable Fluoro Lamp - 1 Oatley Mar 90
3/EG/32 Simple Electronic Project for Scouts Scout 89 Mar 90
2/SW/80b FM Receiver for the 6m band (VHF) - 2 90re1 Mar 90
2/PC/49 `Chromavox' light display ZA-1436 Feb 90
3/MS/143 Simple Universal Timer DSE Feb 90
8/BE/34b Basic Electronics - 2 Feb 90
2/PC/50 Low cost Solid State Relay (mains switching) OE89SSR Feb 90
3/IT/18 12V to 30V DC converter 90dcc1t,b Feb 90
1/SA/84 Playmaster Pro Series 1 power amplifier - 3 89ma11 Feb 90
8/DT/174 Basics of Radio Part 12 Jan 90
8/DT/175 Understanding Fluorescent Lamps Jan 90
2/PC/48 `Master control' Automatic Power Switch OE89VCR Jan 90
2/SW/80a FM Receiver for the 6m Band (VHF) - 1 90re1 Jan 90
2/PS/68 VK Powermate 25 power supply (13.8V 25A) 89ps10 Jan 90
1/SA/83 Playmaster Pro Series 1 power amplifier - 2 89ma11 Jan 90
8/BE/34a Basic Electronics - 1 Jan 90
8/DT/177b The Maggie - Marconi's mysterious machine Pt:2 Dec 89
3/AU/60 Overspeed Monitor for cars OE89SDM Dec 89
1/SA/82 Playmaster Pro Series 1 power amplifier (140W/ch) 89ma11 Dec 89
7/C/37 Digital Storage Adaptor for scopes (CROs) ATM17A,B Dec 89
2/CC/110 Fax Adaptor Card for PCs - 2 Dec 89
8/DT/173 Basics of Radio Part 11 Nov 89
2/TR/66 Simple FM Transmitter for 2 Metres 89tt10a,b Nov 89
3/AU/59 The Vulture Car Alarm OEAM89 Nov 89
8/DT/177a The Maggie - Marconi's mysterious machine Pt:1 Nov 89
2/PC/47 Improved Light Chaser (DSE) ZA-1432,3 Nov 89
2/CC/109 Fax Adaptor Card for PCs - 1 Nov 89
2/MS/67 Timer/Controller for Garden Sprinklers Oct 89
7/F/36 TV-Derived Time and Frequency Standard - 2 89tvf7a Oct 89
2/LF/10 Mains Filters - cheap 89mf9 Oct 89
8/DT/172 Basics of Radio Part 10 Oct 89
7/MS/25 Simple DC voltage reference 89vr7 Oct 89
8/DT/171 Basics of Radio Part 9 Sep 89
2/CC/108 Mini logic analyser 89la5 Sep 89
1/MS/42 Musolight (musicolour) Oatley Sep 89
1/SE/68 Compact Sub-woofer enclosures (1x or 2x 6") Sep 89
2/BC/14 Automatic discharger for NiCads 89di5 Sep 89
7/ST/16 50MHz active probe for oscilloscopes 89ap8a,b Sep 89
2/CC/108 Mini logic analyser PC interface card 89pci6 Sep 89
6/MS/25 New improved Teletext decoder - 3 DSE Aug 89
3/AU/58 Hazard light flasher for car alarms OE89HB OatAug 89
2/CC/106 RGBI to PAL encoder 89rgb8 Aug 89
2/CC/107 PC-based `Frame grabber' card 89fg8a,b Aug 89
7/F/35 TV-Derived Time and Frequency Standard - 1 Jul 89
8/DT/170 Basics of Radio Part 8 Jul 89
2/CC/105 3-Chip SCSI Host Adapter for PCs Jul 89
6/MS/24 New improved Teletext decoder - 2 DSE Jul 89
2/PS/67 Simple, Low Cost Variable Bench Supply DSE Jul 89
2/BC/13 Automatic Charger for NiCads 89bc5 Jul 89
2/AE/44 Broadcast Band Loop Antennas Jun 89
8/TR/23 Introduction to HiFi - 23 Jun 89
8/C/26 `SPARK': An old-time induction coil - 2 Jun 89
6/MS/23 New improved Teletext decoder - 1 DSE Jun 89
3/MS/142 `Improved' FM Radio microphone Oatley Jun 89
3/AU/57 Interior Light Delay for your car Jun 89
1/MS/41 Versatile Sub-woofer adaptor 88op10 May 89
8/C/25 Build your own Etching Tank for PCBs May 89
7/M/72 Dual Voltage Electronic Megger Altronics May 89
3/MS/141 Low Cost Infra Red Movement Detector (PIR) OE PIR May 89
2/MC/30 Single-Channel UHF Remote Control Receiver Oatley Apr 89
8/DT/169 Basics of Radio Part 7 Apr 89
3/MS/140 Low-Cost 2-Sector House Alarm Altronics Apr 89
3/AU/55 Automotive Brake Lamp monitor 89blm4 Apr 89
8/C/24 `SPARK': An old-time induction coil - 1 Apr 89
3/AU/56 Low cost Adaptor for tuning your car 89td2 Apr 89
2/MC/26d 16 Channel UHF Remote Control - 4 Oatley Mar 89
7/AO/41 Low Distortion Oscillator - 2 88ldo1 Mar 89
1/EM/63 MIDI interface for Macintosh 89mi1 Mar 89
3/EM/62 Beat Me (Programmable Metronome) ? Mar 89
2/AE/43 Broadcast Band Loop Antennas - 2 Feb 89
7/MS/22 PCB Short Tracer 89pt2 Feb 89
2/CC/104 TTL-Analog Converter (for IBM CGA) 88ca12 Feb 89
7/AO/40 Low Distortion Oscillator - 1 Feb 89
8/TR/22 Introduction to HiFi - 22 Feb 89
2/CC/103 Real World Interface - 4 88rw11b Feb 89
3/MS/138 Opto-Link Feb 89
3/MS/138 Touch Switch OEB1 (oat)Jan 89
8/SL/19 Australian Radio & TV Stations List Jan 89
8/RN/1a Reference Notebook Jan 89
3/MS/139 Touch Me OEB1 Jan 89
1/MA/64 High Quality Audio Amp Module (50W & 100W) 88ma12 Jan 89
7/MS/24 Beepo - Continuity tester - Jan 89
7/MS/23 Project Fault Finding Jan 89
2/MC/26c 16 Channel UHF remote control - 3 Oatley Jan 89
2/MC/29 Single Channel UHF Transmitter oatley Jan 89
2/CC/102 Simple PC-Driven Function Generator 88pfg11 Jan 89
8/DT/168 Basics of Radio Transmission Part 6 Dec 88
6/MS/22 Improved Masthead Amp for TV DSE Dec 88
2/PT/15 Super Timer (shutter timers etc) 88st12 Dec 88
2/CC/101 Real World Interface - 3 88rw11b Dec 88
2/MC/26b 16 Channel UHF Remote control - 2 Oatley Dec 88
8/DT/167 Basics of Radio Transmission Part 5 Nov 88
1/EM/60 MIDI on the Apple II Nov 88
2/AE/42 Broadcast Band Loop Antennas Part 1 Nov 88
1/PRE/36 Multi-Purpose Preamp board 88op10 Nov 88
2/MC/26a 16 Channel UHF Remote Control - 1 Oatley Nov 88
8/DT/166 Basics of Radio Transmission Part 4 Oct 88
2/CC/100 Real World Interface - 2 88rw11b Oct 88
1/MS/40 Low Cost Audiometer 88aum10 Oct 88
8/TR/21 Introduction to Hifi - 21 Oct 88
2/PS/66 Powermate II power supply (13.8V 5A) 88ps10 Oct 88
3/MS/137 Electronic doorbell DSE Oct 88
8/TR/20 Introduction to Hifi -20 Sep 88
8/H/51 Recording Australias Oral History Pt.5 Sep 88
7/MS/21 Current Source for Measuring Low R's nil. Sep 88
1/SE/67 Improved 72L 3-way Hifi Loudspeakers Sep 88
1/SA/81 Playmaster 30-30 Amplifier - Part 3 88sa8 Sep 88
3/MS/136 Low Cost Stud Finder DSE Sep 88
8/H/52 Recording Australia's Oral History -Part 4 Aug 88
6/TVT/7 TV Field Strength Meter DSE Aug 88
8/DT/165 Basics of Radio Transmission Part 3 Aug 88
7/CM/16 Capacitor Meter Adaptor for Multimeters 88cm7 Aug 88
1/SA/80 Playmaster 30-30 Amplifier - Part 2 88sa8 Aug 88
2/CC/99 Universal "Real World" Interface for PCs - 1 88rw11b Aug 88
1/EM/61 Stroboscopic Tuner for Musical Instruments 88tu7 Jul 88
8/DT/164 Basics of Radio Transmission Part 2 Jul 88
8/H/50 Ron Bell of RCS Radio Jul 88
1/MS/39 Universal Speaker Protector DSE Jul 88
2/LF/9 Line Filter / Conditioner 88lf6 Jul 88
8/H/49 Recording Australia's Oral History -3 Jul 88
8/TR/19 Introduction to HIFI - 19 Jun 88
8/H/48 Recording Australia's Oral History Jun 88
4/CR/15 1988 Deluxe Crystal Set Jun 88
4/MC/7 2-Chip FM Radio 88fm5 Jun 88
3/CV/18 Multi-Mode Video Graphics card (kit) Jun 88
1/SA/79 Playmaster 30-30 Amplifier - Part 1 (30W/ch) 88sa8 Jun 88
8/H/46 The colourful history of Magnetic Recording Jun 88
7/F/34 50MHz frequency counter (4 digit) 88fc4 May 88
7/ST/14 RF probe for bench amp 88pr5 May 88
7/VT/19 Power transistor tester ? May 88
2/TU/59 El cheapo FM tuner (using modules) none Apr 88
8/DT/163 Basics of Radio Transmission Part 1 Apr 88
1/MA/63 Low Cost Bench Amp 88ba3 Apr 88
3/IT/17 300W 12V/240V inverter Altronics Apr 88
7/ST/13 Digital tracer probe ? Apr 88
3/MS/134 Braitenberg Vehicle (Robot!) 88ro2 Mar 88
3/MS/135 Utility timer 88tm1 Mar 88
4/TR2/7 Reflex/Regen 2 Transistor Receiver Mar 88
2/CC/98 Interfacing PC to the outside world Mar 88
7/VT/18 Low cost Transistor/FET/Zener Tester 88tt2 Feb 88
2/TR/65 EARWIG: A bug in a matchbox earwig Feb 88
1/EM/59 Universal MIDI Interface 88ms2 Feb 88
8/C/23 Restoring Midget American Radio Feb 88
4/TR3/8 Regenerative AM Radio 88tr1 Jan 88
8/DT/? Inside MIDI - how it works Jan 88
7/CL/39 Clock for Omega Frequency Standard 87om11 Jan 88
7/MS/20 Low cost temperature probe 88ms1 Jan 88
1/MS/38 IR Headphone Link DSE Jan 88
3/MS/133 Jogger Logger 87ms12 Dec 87
8/IX/49 Index to Volume 49 Dec 87
3/IT/16 Powerhouse 600w 12V/240V inverter Altronics Dec 87
7/M/71 AC/DC Millivoltmeter 87m11 Dec 87
7/MS/19 Electronic Fuse Altronics Nov 87
7/M/70 Voltage & Continuity Tester 87m10a,b Nov 87
3/MS/132 Metronome 87ms11 Nov 87
2/CC/97b Tele-Link Modem - 2. 87cc10 Nov 87
1/RA/37 Voice Operated Relay 87ra11 Nov 87
8/DT/161 PCB Making Oct 87
1/MS/37 Active DI box (direct injection unit) 87ms10 Oct 87
2/CC/97a Tele-Link Modem - 1 87cc10 Oct 87
6/MS/21 TV Colour Bar (Pattern) Generator 87tv10 Oct 87
3/MS/131 Pyrometer, Thermocouple (part 1 in Sept 87) 87t10 Oct 87
4/MC/6 K7 AM Radio 87mc9 Sep 87
2/PS/65 Experimenters Power Supply 87ps9 Sep 87
3/AU/54 Satellite Siren 87ms9 Oat.Sep 87
7/SC/7 Computer Strobe - flash gun trigger 87sc8 Aug 87
1/MS/36 Muso Link Oatley Aug 87
7/CL/38 A Really BIG LED Display Module 87ds8 Aug 87
3/MS/130 Combination Lock 87cl8 Aug 87
2/MC/25 IR Remote Control - 2 Jul 87
1/SA/78 Headphone Amplifier for CD Players 87ha6 Jul 87
7/M/69 Phase Difference Meter 87pm8 Jul 87
3/MS/129 Electronics Trainer 87et7 OAT.Jul 87
7/MS/18 Op Amp Tester - 2 Jun 87
2/MC/24 IR Remote Control - 1 (8-channel: TV etc) 87rc5,pa5 Jun 87
3/AU/53 Car Alarm Oatley Jun 87
1/MS/35 VU Meter 87vu5 Oat.Jun 87
1/SA/77 Feedback on Playmaster 60/60 May 87
1/MX/18 Low Cost Mini Mixer 87mx5 Oat.May 87
3/AU/52 Car Battery Monitor 87vm3 May 87
7/MS/17 Op Amp Tester 87ao3 May 87
7/F/33 Omega Derived Frequency Standard 87om5 May 87
3/MS/128 Crystal Oven 87ov4 Apr 87
3/IT/15 12/240V Inverter (15W - portable CD players etc) 87iv3 Apr 87
3/AU/51 Ultrasonic Car Alarm 87au4 Oat.Apr 87
8/AT/53 Estimating Noise in Opamp Stages (theory) Apr 87
7/CL/37 Metric Clock DSE Apr 87
2/BC/12 NiCad Battery Charger (Deep-cycle) 87bc2 Mar 87
3/MS/127 Electronic Rain Gauge 87rg1 Mar 87
6/MS/20 Masthead Amplifier 87sp3 Oat.Mar 87
2/PS/64 Dual Tracking Power Supply (+/-21V 2A) 87ps1 Feb 87
2/MC/23 Flashing Lights For Model Railroads 87mr2 Feb 87
1/MS/34 Digital Sound Store 87da9,mb9 Feb 87
3/MS/126 Remote Control For Burglar Alarms (Oatley) 87us1a,b,cJan 87
7/AO/39 Low Distortion Audio Oscillator - 2 Jan 87
2/SW/79 3-Band Shortwave Radio 87sw1 Jan 87
2/TR/64 High-Power HF Linear Amplifier - 2 Dec 86
7/AO/38 Low Distortion Audio Oscillator - 1 86ao11 Dec 86
2/AE/41 Active Antenna For DX Reception Technikit Dec 86
8/IX/48 Index To Volume 48 Dec 86
3/MS/125 Solar-Powered Bilge Pump 86pc11 Nov 86
1/PRE/35 Build A Microphone 86mp10 OatNov 86
2/TR/63 High Power HF Linear Amplifier DSE Nov 86
7/MS/16 Low-Cost Dummy Load Nov 86
1/SC/13 Infrared Remote Control Preamplifier - 2 Nov 86
3/MS/124 Solar Panels Oct 86
3/MS/123 High Energy Electric Fence 86ef11 Oct 86
2/MS/66 FM Link Receiver 86fm10 OatOct 86
1/SC/12 Infrared Remote Control Preamplifier DSE Oct 86
3/EG/31 Electronic Melbourne Cup 86eg9a,b Sep 86
8/PE/19 Practical Electronics - 11 Sep 86
3/AU/50 Cool-Down Timer For Turbo Cars 86au7 Sep 86
2/CC/96 Upgrading The 1980 Eprom Programmer Sep 86
3/MS/122 Build An FM Wireless Transmitter 86fm9 Oat.Sep 86
3/TC/22 More Channels For The Explorer Sep 86
1/SE/66 Vifa 2-way HiFi Loudspeaker (8", 35 litre) Sep 86
2/CC/95 Convert TV To Colour Monitor Aug 86
3/AU/49 Car Screecher Alarm 86al9 Aug 86
1/MS/33 Dynamic Noise Reduction DSE Aug 86
2/PT/14 Digital Photo Timer 86pt8 Aug 86
8/PE/18 PE-10 How To Service Record Players Aug 86
2/LR/10 Remote Control For Playmaster Tuner 85rc12 Jul 86
1/SA/76 Playmaster 60/60 Amplifier - 3 86sa5 Jul 86
2/AE/40 Tunable Whip Antenna Jul 86
8/PE/17 PE-9 How To Service Cassette Decks Jul 86
3/AU/48 Parking Lights Reminder 86hr5 Jul 86
3/CV/17 Low Cost A/D Converter For Computers Jul 86
8/DT/160 Foolproof Loudspeaker Protection Jul 86
1/SA/75 Playmaster 60/60 Amplifier - 2 86sa5 Jun 86
2/PC/45 Lamp Saver 86pc5 Jun 86
2/PC/46 Telephone Controller 86ts6 Jun 86
8/PE/16 PE-8 Service Cassette Decks Jun 86
7/SW/12 UHF Wattmeter DSE Jun 86
2/AE/39 UHF Antenna for channel 28 May 86
1/MS/32 CD Compressor 86ms3 May 86
1/SA/74 Playmaster 60/60 Amplifier - 1 (60W/ch) 86sa5 May 86
2/MS/65 Build Your Own Robot -3 May 86
2/AE/38 Getting The Best From Your FM Tuner Apr 86
2/LR/9 Infrared Remote Control Switch DSE Apr 86
3/AU/47 CD Adaptor For Cars 85ps12 Apr 86
6/TVT/6 UHF-VHF Converter For Channel 28 86cv42 Apr 86
8/PE/15 PE-7 How To Service Cassette Decks Apr 86
2/TR/62 100W VHF Linear Amplifier Mar 86
8/PE/14 PE-6 What To Do If Fuses Blow Mar 86
2/MS/64 Digital Strobe 85dd,ds12 Mar 86
2/TU/58 Playmaster AM/FM Tuner - 4 Mar 86
2/MS/63 Build Your Own Robot - 2 Mar 86
8/SL/18 Australian AM/FM Broadcasting Station Mar 86
8/PE/13 PE-5 How To Troubleshoot Projects Feb 86
2/TU/57 Playmaster AM/FM Tuner - 3 Feb 86
3/AU/46 Car Dashboard Lamp Flasher - Claytons Car Alarm 86au1 Feb 86
3/MS/121 Radio Direction Finder DSE Feb 86
4/MC/5 AM3 Walkabout Radio TechnicrafFeb 86
2/MS/62 Build Your Own Robot Jan 86
8/PE/12 PE-4 Repairing Damaged PCBs Jan 86
1/MS/31 CD Attenuator Jan 86
6/TV/5 Video Fader Circuit 85tf10 Jan 86
2/TU/56 Playmaster AM/FM Tuner - 2 85db12 Jan 86
2/TU/56 Playmaster AM/FM Tuner - 2 85tu12 Jan 86
2/TU/56 Playmaster AM/FM Tuner - 2 85fm12 Jan 86
2/TU/56 Playmaster AM/FM Tuner - 2 85ps12 Jan 86
3/TC/21 HF Amateur Transceiver Part 2 Dec 85
2/TU/55 Playmaster Stereo AM/FM Tuner Dec 85
3/MS/119 Electric Fence Controller 85ef11 Dec 85
3/MS/120 Simple Telephone Hold Circuit 85th10 Dec 85
8/IX/47 Index To Volume 47 Dec 85
8/PE/11 PE-3 How To Solder Plugs And Switches Dec 85
6/MS/19 What To Do About Channel 0/28 Dec 85
1/IA/21 Loudspeaker Telephone Adaptor TechnicrafNov 85
1/SE/65 Budget HiFi Loudspeaker System DSE Nov 85
8/PE/10 PE-2 Soldering Components On The Board Nov 85
3/MS/118 Pest Repeller 85ms10 Nov 85
8/DT/159 Liquid Crystal Display Oct 85
8/PE/9 PE-1 Caring For Your Soldering Iron Oct 85
1/MA/62 High Power MOSFET Amplifier Module (225 watt) 85ma9 Oct 85
3/EG/30 Quiz Game 85eg10 Oct 85
3/TC/20 HF Amateur Transceiver Oct 85
1/SA/73 100W Car Stereo Amplifier - 2 (PA100) 85cs8a,b Sep 85
3/AU/45 Simple Car Ignition Killer 85au9 Sep 85
3/IT/14 Protected 12/230V 300VA Inverter 85pi9 Sep 85
3/TM/19 Low-Cost Tacho-Dwell Meter 85tm8 Sep 85
8/DT/158 Op Amps Explained - 18 Sep 85
8/LT/44 Combining Preferred Resistor Values Sep 85
7/ST/12 A Simple Signal Tracer 85st9 Aug 85
3/IT/13 Inverter For Small Appliances (40W) 85iv9 Aug 85
1/SA/72 100W Car Stereo Amplifier - 1 (PA100) 85cs8a,b Aug 85
7/CM/15 Digital Capacitance Meter 85cm9a,b Aug 85
8/DT/157 Op Amps Explained - 17 Aug 85
8/DT/156 Surface Mounted Components Jul 85
8/DT/155 Op Amps Explained - 16 Jul 85
3/AU/44 Rally Computer - 2 Jul 85
4/MC/4 Weather Radio For Pilots 85tu8 Jul 85
6/MS/18 Teletext Remote Control DSE Jul 85
7/M/68 1000V Megohm Meter 85mt6 Jul 85
2/AE/37 Antenna For Those Other Bands Jun 85
7/MS/15 Insulation Tester 85it5 Jun 85
2/MC/22 Slot Car Timer/Lap Counter 85ms6a,b Jun 85
3/AU/43 Rally Computer 85rc4a,b Jun 85
1/MA/61 Bridge Adaptor For Stereo Amplifiers 85ba1 Jun 85
8/DT/154 Op Amps Explained - 15 Jun 85
7/M/67 True RMS Adaptor 85m4 May 85
8/DT/153 Op Amps Explained - 14 May 85
1/SA/71 Playmaster Series 200 Amplifier - 3 85sa1 May 85
2/PS/63 50V/5A Lab Power Supply Mk 2 85ps5 May 85
3/MS/117 Musical Doorbell 85ms4 May 85
6/TVT/4 Stereo TV Sound Receiver - 2 Apr 85
2/PT/13 Film Processing Timer 85ft3 Apr 85
3/MS/116 Heart Monitor Apr 85
6/MS/17 Video Processor For Home Movies 85tv4 Apr 85
8/DT/151 Op Amps Explained - 13 Apr 85
8/DT/152 High Definition TV Apr 85
8/SL/17 Australian AM/FM Broadcasting Station Mar 85
1/SA/70 Playmaster Series 200 Amplifier - 2 85sa1 Mar 85
8/DT/150 AM Stereo Mar 85
2/CC/94 Speech Synthesiser For Commodore 64 Mar 85
2/PC/44 Driveway Sentry Mk 2 85pc1 Mar 85
3/MS/115 Hee Haw Siren 85hhs6 Mar 85
6/TVT/3 Stereo TV Sound Receiver - 1 Mar 85
8/DT/149 Op Amps Explained - 12 Mar 85
8/DT/148 Philips Stereo TV Receivers Feb 85
7/SC/6 Turntable Strobe 85ss2 Feb 85
8/DT/147 Op Amps Explained - 11 Feb 85
1/GA/25 Busker Portable Amplifier 85ba2 Feb 85
3/MS/113 Multi-Sector Burglar Alarm - 2 Feb 85
3/MS/114 Doorway Minder 85lr2 Feb 85
2/PS/62 120VA Switchmode Power Supply Feb 85
1/SA/69 Playmaster Series 200 Amplifier - 1 (100W/ch) 85sa1 Jan 85
8/DT/146 Op Amps Explained - 10 Jan 85
2/CC/93 Add Ons For The Vic 20 Jan 85
2/PS/61 30V/1A Benchtop Power Supply 85ps1 Jan 85
3/MS/112 Multi-Sector Burglar Alarm - 1 85ha1 Jan 85
3/TC/19 Feedback On VHF/UHF Transceivers Jan 85
2/MC/21 Steam Sound Simulator 84s12 Dec 84
2/CC/92 Eprom Copier 84ec11 Dec 84
8/IX/46 Index To Volume 46 Dec 84
2/PC/43 Speed Controller For Universal Motors 84sc11 Dec 84
3/MS/111 Beachcomber Metal Locator - coils unavailable 84md12 Dec 84
2/MC/20 Sound & Lighting For Model Trains 84d11 Nov 84
8/DT/144 Op Amps Explained - 9 Nov 84
8/DT/145 SWR - What It Means In Practice Nov 84
1/SA/68 Low-Cost Utility Amplifier 84ma,pa11 Nov 84
3/AU/42 Brake Lamp Flasher 84au9 Nov 84
1/F/16 Electronic Crossover For HiFi 84ac11 Nov 84
2/CC/91 16K RAM Card For The Apple II Nov 84
7/M/66 Electronic Multimeter 84vm10 Oct 84
8/DT/143 Op Amps Explained - 8 Oct 84
2/TU/54 Stereo Decoder For AM Radio 84ms,fi10 Oct 84
3/EG/29 The Stinger Cigarette Lighter Oct 84
3/MS/110 Thermocouple Temperature Probe For DMMs 84tc10 Oct 84
7/C/36 Build A Low-Cost Oscilloscope Oct 84
6/MS/16 Build A Teletext Decoder - 2 Sep 84
2/MC/19 Railmaster Pulse-Power Train Controller 84tc9 Sep 84
3/MS/109 Solar Powered House Number 84m8a,b Sep 84
3/TI/20 Breakerless Ignition 84ti9 Sep 84
8/DT/142 Op Amps Explained - 7 Sep 84
6/MS/15 Build A Teletext Decoder - 1 Aug 84
1/GA/24 Add Sustain To Your Guitar 84ga6 Aug 84
3/MS/108 Low Cost Data Recorder 84dl4 Aug 84
3/AU/41 Ultrasonic Movement Detector 84us6 Aug 84
3/MS/107 VCR Theft Alarm 84al8 Aug 84
8/DT/141 Op Amps Explained - 6 Aug 84
8/DT/140 Op Amps Explained - 5 Jul 84
2/CC/90 Compuvoice With The Vic 20 Computer Jul 84
2/PC/42 Heat Controllers 84ht6 Jul 84
2/PS/60 13.8V Transceiver Power Supply Jul 84
2/SW/78 Antique Short Wave Radio Jul 84
3/TC/18 VHF Amateur Transceiver - 2 Jul 84
3/AU/40 Cruise Control For Cars 84au6a,b Jun 84
8/DT/139 Op Amps Explained - 4 Jun 84
1/MS/30 Noise Simulator 84ms4 Jun 84
3/TC/17 VHF Amateur Transceiver Jun 84
7/AO/37 DFM Adaptor For The Function Generator 82ao3c Jun 84
7/B/18 Versatile LCR Bridge - 3 May 84
8/DT/138 Op Amps Explained - 3 May 84
2/PC/41 Programmable Light Controller 84pc4 May 84
3/AU/39 Deluxe Car Burglar Alarm 84ba5 May 84
7/B/17 Versatile LCR Bridge - 2 84b4 Apr 84
7/MS/14 High Powered Dummy Load Apr 84
8/DT/137 Op Amps Explained - 2 Apr 84
1/MS/29 VCR Sound Processor 84sp3 Apr 84
3/EG/27 Li'l Pokey Apr 84
7/B/16 Versatile LCR Bridge Mar 84
8/DT/136 Op Amps Explained Mar 84
3/EG/28 Stress Monitor - biofeedback 84eg3 May 84
1/MS/28 Experiment With Dummyhead Recording 84sa1 Mar 84
2/PS/59 VK Powermaster Mar 84
6/MS/14 How To Obtain Better TV Reception - 6 Mar 84
7/AO/36 Wobbulator (ref. Sound Level Meter Mar 84) 84an3a Mar 84
7/M/65 Sound Level Meter (ref. Wobbulator Mar 84) 84an3b Mar 84
3/AU/38 Ignition Killer For Cars 84au1 Feb 84
1/IA/20 Phone/Bell Extender - the Phone Minder 84tp2 Feb 84
1/MA/60 Headphone Amplifier 83ma11 Feb 84
2/CC/88 High Resolution Graphic Display Feb 84
2/CC/89 Extra RAM For System-80 Feb 84
3/AU/37 Motorcycle Intercom 84mc2 Feb 84
8/SL/16 Australian AM/FM Broadcasting Stations Feb 84
8/DT/135 Emitter Followers Feb 84
2/CC/87 Multi-Standard Modem Jan 84
8/DT/134 Designing Rhythm Generators - 3 Jan 84
2/PC/40 Infrared Remote Control 83rc12a,b Jan 84
3/MS/106 Water Sprinkler Controller 84ws1a,b Jan 84
7/M/64 Energy Monitor 83kwh12,a Jan 84
8/IX/45 Index To Volume 45 Dec 83
8/DT/132 Designing Rhythm Generators - 2 Dec 83
8/DT/133 Electronic Ballast For Flourescent Lamps Dec 83
2/PS/58 VK Powermate 83ps12 Dec 83
3/EG/26 Chase'N'Chomp 83eg9 Dec 83
3/TI/19 Breakerless Ignition For Your Car 83ti12 Dec 83
8/DT/131 Designing Rhythm Generators Nov 83
7/RO/64 TV Pattern Generator 83tv7 Nov 83
3/TC/16 40-Channel UHF Transceiver - 3 (Explorer) Nov 83
4/VR1/16 1920's Style Wireless Set Nov 83
6/MS/13 How To Obtain Better TV Reception - 5 Nov 83
1/MA/59 Parabolic Microphone 83ma11 Nov 83
6/MS/12 Video Enhancer 83ve10 Oct 83
3/AU/36 Speed Sentry 83ss9 Oct 83
3/MS/105 Nail Finder 83md9 Oct 83
3/TC/15 40-Channel UHF Transceiver - 2 (Explorer) Oct 83
6/MS/11 How To Obtain Better TV Reception - 4 Oct 83
7/VT/17 In-Circuit Transistor Tester 83tt8 Sep 83
2/PC/39 Soil Heater Sep 83
2/PS/57 Printer Power Supply 79ups6 Sep 83
3/TC/14 40-Channel UHF Transceiver - 1 (Explorer) Sep 83
7/M/63 Electronic Wattmeter 83wm8 Sep 83
8/DT/130 Absolute Value Amplifiers Sep 83
2/PC/38 Touch Lamp Timer 83pc8 Aug 83
2/CC/85 Compumuse Music Synthesiser 83ms4 Aug 83
2/CC/86 Super 80 Printer Interface Aug 83
6/MS/10 Video Amplifier 83va8 Aug 83
7/F/32 2MHz 4.5 Digit Frequency Counter (Meter) 83sc7 Aug 83
6/MS/9 How To Obtain Better TV Reception - 3 Aug 83
2/CC/83 Centronics To RS232C Interface Jul 83
2/CC/84 Modified Listing For Eprom Programmer Jul 83
2/PS/56 50V/5A Lab Power Supply - 3 83ps7 Jul 83
3/MS/104 Fridge Alarm 83al6 Jul 83
3/TM/18 Minitune Engine Analyser Jul 83
6/MS/8 How To Obtain Better TV Reception - 2 Jul 83
7/CL/36 Event Counter 83sc7 Jul 83
8/DT/129 Design And Build A Relay Jul 83
6/MS/7 How To Obtain Better TV Reception Jun 83
1/EM/58 Effects Unit 83ga6 Jun 83
1/MS/27 Amplifier Overload Indicator 83pp5 Jun 83
2/PS/55 50V/5A Lab Power Supply - 2 83ps5 Jun 83
1/MX/17 8 Channel Mixing Desk - 2 Jaycar May 83
2/PS/54 50V/5A Lab Power Supply - 1 (switchmode) May 83
3/EG/25 Electronic Roulette Wheel 82eg5 May 83
3/MS/103 Breath Tester May 83
8/AT/51 The Compact Disc - 3 May 83
2/CC/82 Memory Expansion For The ZX-80 78up10 May 83
8/DT/127 Wind Generators - Further Design Thoughts - 2 May 83
8/DT/128 Servo Systems In Video Tape Recorders May 83
1/MS/26 Stereo Simulator 83ms4 Apr 83
8/DT/126 Wind Generators - Further Design Thoughts Apr 83
1/PRE/34 Universal Phono Preamplifier -updated Apr 83
2/CC/81 Compuvoice For TRS-80 Model 1 82vs10 Apr 83
2/CC/81 Compuvoice For TRS-80 Model 1 81pi9 Apr 83
2/PC/37 Touch Lamp Dimmer 83pc3a,b Apr 83
8/DT/125 How To Make A Buzzer Apr 83
8/AT/50 The Compact Disc - 2 Apr 83
1/MX/16 8 Channel Mixing Desk - 1 Jaycar Apr 83
8/H/35 Alan Blumlein: Wartime Radio Pioneer Mar 83
8/AT/49 The Compact Disc Mar 83
7/M/62 Digital Multimeter Mar 83
3/AU/35 Car Computer Battery Back Up Mar 83
3/AU/34 Analog Fuel Consumption Meter 83fc2 Mar 83
2/TU/53 Playmaster HiFi AM Tuner - 4 Mar 83
2/PC/36 Brown Out Protector 83bp3 Mar 83
8/DT/124 Build Your Own Solenoid Mar 83
3/MS/102 Moisture Alarm Feb 83
3/TI/17 Transistor Assisted Ignition 79ti11 Feb 83
3/TI/18 Opto Electronic Trigger 81ti6 Feb 83
6/CTV/7 TV Sound Control - 2 Feb 83
7/B/15 Wheatstone Bridge 82wb12 Feb 83
2/TU/52 Playmaster HiFi AM Tuner - 3 Feb 83
2/CC/80 Datum Microprocessor Trainer - 3 (Software) Jan 83
2/PS/53 Plugpack Regulator 83ps1 Jan 83
2/CC/79 Super 80 Graphics Modification Jan 83
3/MS/101 LED Headband 83eg1 Jan 83
6/CTV/6 TV Sound Control 83tv1a,b,cJan 83
2/TU/51 Playmaster HiFi AM Tuner - 2 Jan 83
2/PC/35 Driveway Sentry 82pc11 Dec 82
2/CC/78 Datum Microprocessor Trainer - 2 Dec 82
2/TU/50 Playmaster HiFi AM Tuner 82fc8a Dec 82
3/MS/100 Boggle Goggles 82eg12 Dec 82
7/MS/13 Digital PH Meter 82ph12 Dec 82
8/IX/44 Index To Volume 44 Dec 82
2/TU/50 Playmaster HiFi AM Tuner 82qr12a,b Dec 82
8/DT/123 Frequency Modulation Nov 82
2/CC/76 Votrax Vocabulary Nov 82
1/MS/25 Depth Sounder Nov 82
3/MS/98 Solar Powered Fountain Nov 82
3/MS/99 Super Siren 82al11 Nov 82
6/ATV/12 How To Install Multiple TV Outlets Nov 82
2/CC/77 Datum Microprocessor Trainer Nov 82
2/PC/34 Power Up (Switch Control) 82pc10 Nov 82
2/PC/33 Flourescent Lamp Starter 82pc8 Oct 82
2/CC/75 Compuvoice Speech Synthesiser 82vs10 Oct 82
3/MS/97 Freezer Alarm 82ta10 Oct 82
7/F/31 Tuner Digital Readout For Shortwave Receivers 82fc8a,b Oct 82
8/DT/122 Amplitude Modulation Oct 82
3/AU/33 Car Computer Remote Display Oct 82
1/MS/24 Stereo Synthesiser 82ms8 Sep 82
1/SE/64 Audax Compact 200 Sep 82
3/AU/32 Car Computer - 3 Sep 82
3/MS/95 Electric Fence Controller 82ef9 Sep 82
1/F/15 Dynamic Noise Filter Sep 82
3/MS/96 Bicycle Odometer Sep 82
2/CC/73 Adding Graphics To The Super-80 Aug 82
2/CC/74 Shielding For The System-80 Aug 82
3/AU/31 Car Computer - 2 82cc7a,b Aug 82
3/MS/94 Ultrasonic Rule 82ur8,st10Aug 82
8/M/57 How To Program In Machine Language - 4 Aug 82
1/SE/63 100W Sub-Woofer Enclosure Aug 82
2/CC/72 Case For The Super-80 Jul 82
1/MA/58 100W Sub-Woofer Amplifier 82pa7 Jul 82
2/CC/71 ZX80: Extra Memory Jul 82
3/MS/93 Heart Rate Monitor 82hb6 Jul 82
7/F/30 500MHz DFM Decimal Point 82dp6 Jul 82
7/MS/12 Power Monitor Jul 82
3/AU/30 Car Computer Jul 82
1/EM/57 Theremin 82em6a,b Jun 82
1/SE/61 Playmaster 3-56L Speaker System Jun 82
1/SE/62 Better Bass For Electric Organs Jun 82
2/CC/70 RS232C Cassette Interface Jun 82
3/IT/12 12-230V Inverter (300W) 82iv6 Jun 82
1/GA/23 Guitar Booster 82ga5 Jun 82
1/PRE/33 Universal Phono Preamplifier 82p5 May 82
3/IT/11 12-240V Inverter (40W) 82iv5 May 82
3/MS/92 Touch Switch 82ts3 May 82
3/TM/17 LCD Tacho/Dwell Meter 82td5 May 82
8/M/56 How To Program In Machine Language - 3 May 82
2/CC/69 Super-80 Printer Interface May 82
8/M/55 How To Program In Machine Language - 2 Apr 82
1/RA/36 Voice Operated Relay 82vx4 Apr 82
2/CC/68 Full Size Keyboard ZX-81 Apr 82
2/PT/12 Photographic Enlarger Timer 82pt4 Apr 82
4/CR/14 Crystal Set Apr 82
7/AO/35 Function Generator 82ao3a,b Apr 82
1/MS/23 Vocal Canceller 82vc3 Apr 82
8/H/34 Australia's Radio Pioneers - 4 Apr 82
8/H/33 Australia's Radio Pioneers - 3 Mar 82
8/M/54 How To Program In Machine Language Mar 82
2/PS/52 Dual Tracking +/-22V Power Supply 82ps2 Mar 82
3/AU/29 Low Fuel Indicator 82lf2 Mar 82
7/CM/14 LCD Capacitance Meter 82cm3 Mar 82
1/SE/60 Playmaster 3-70L Loudspeaker System Mar 82
3/EG/24 Cudlipp Cricket 82eg2 Feb 82
3/MS/91 Digital Thermometer 82th2 Feb 82
7/C/35 Large Screen Storage CRO Adaptor 82cr1 Feb 82
7/F/29b 500MHz 7-Digit Frequency Counter (Meter) - 2 Feb 82
8/H/32 Australia's Radio Pioneers - 2 Feb 82
2/CC/67 DREAMSOFT Expansion Board Feb 82
8/SL/15 Australian AM/FM Broadcasting Stations Jan 82
1/EM/56 Lyrebird Piano - 4 Jan 82
8/H/31 Australia's Radio Pioneers Jan 82
3/EG/23 Simple Electronic Dice Jan 82
3/MS/90 Metronome 81mi11 Jan 82
8/M/53 Programming The Super-80 Computer DSE Jan 82
2/MS/60 Wind Direction Indicator 81wd12a,b Jan 82
2/CC/66 Free Standing EPROM Programmer 82ep1 Jan 82
1/SE/59 Vented Speaker Systems - 3 Dec 81
3/MS/89 Electronic Christmas Decoration 81ch12 Dec 81
7/CL/35 24-Hour Crystal Clock Dec 81
7/F/29a 500MHz 7-Digit Frequency Counter (Meter) 81fm10a,b Dec 81
1/EM/55 Lyrebird Piano - 3 Dec 81
8/IX/43 Index To Volume 43 Dec 81
7/M/61 LED Bar Graph Display 81ld12 Dec 81
1/EM/54 Lyrebird Piano - 2 Nov 81
2/PC/32 Slide Show - Cross Fader (dissolve unit) 81ss11 Nov 81
3/AU/28 Audible Turn Signal Monitor 81au11 Nov 81
3/MS/88 LED Sandglass 81sg9 Nov 81
8/C/22 How To Make Scotchcal Panels Nov 81
7/M/60 Continuity Tester Nov 81
1/EM/53 Lyrebird Piano Oct 81
2/CC/65 Super-80 Computer - 3 Oct 81
2/MS/59 Windspeed Indicator 81ws10 Oct 81
7/AO/34 Audio Test Unit 81ao10 Oct 81
8/DT/121 Questions & Answers On RTTY Oct 81
1/SE/58 Vented Speaker Systems - 2 Sep 81
2/CC/63 Super-80 Computer - 2 Sep 81
2/CC/64 TRS-80 Printer Interface 81pi9 Sep 81
3/EG/22 Photon Torpedo 81ga9 Sep 81
7/CL/33 Digital Clock/Thermometer 81cl9 Sep 81
7/CL/34 Universal Timer/Counter 81uc8 Sep 81
1/EM/52 ADDENDUM Electrochune Case Aug 81
1/SE/57 Vented Speaker Systems Aug 81
2/CC/62 Super-80 Computer DSE Aug 81
2/PC/31 Musicolour IV 81mc8 Aug 81
3/EG/21 Pavlov's Bagatelle 81sm7 Aug 81
7/CL/32 Quartz Crystal Clock Aug 81
1/EM/52 Electrochune Keyless Organ 81or7 Jul 81
1/PRE/32 Preamplifier - Moving Coil Cartridges 81mc7 Jul 81
1/SE/56 Peerless PAS60 & PAS25 Loudspeakers Jul 81
3/EG/20 Pools/Lotto Selector 81p6 Jul 81
3/MS/87 Electronic Steam Whistle For Trains 81sw7 Jul 81
1/MA/57 Benchmate: Amplifier Power Supply 81ua6 Jun 81
1/SE/55 Peerless PAS100 3-Way 100L Loudspeaker Jun 81
3/TI/16 Opto Electronic Ignition System 81ti6 Jun 81
7/AO/33 Audio Oscillator 81ao6 Jun 81
8/H/30 Water Driven Microphones Jun 81
8/M/52 More Programs For The DREAM Jun 81
2/CC/61 DREAM 6800 Tape System 81dt5 May 81
2/LR/8 Infrared Remote Control 81rc4a,b,cMay 81
2/PS/51 Microcomputer Power Supply 81mp6 May 81
3/AU/27 Speed Sentry For Your Car 81ss4 May 81
3/MS/86 PC Birdies 81cc5 May 81
7/M/59 Sound Level Meter May 81
2/CC/60 Bidirection Serial Interface (TRS80, System-80) 81si3 Apr 81
2/LR/7 Infrared Light Beam Relay 81ir4,rc4cApr 81
2/MS/58 Heart Rate Monitor 81hb4a,b Apr 81
3/MS/85 Portable Burglar Alarm 81ma4 Apr 81
7/M/58 DC Voltmeter 81vm2 Apr 81
1/GA/22 25W Guitar Amplifier 80ga12 Mar 81
1/SC/11 On Screen Graphic Analyser 81ga3 Mar 81
3/MS/84 Le Gong 80dc2 Mar 81
7/C/34 Analog/Digital CRO Adaptor 81dc3a,b Mar 81
1/GA/21 Fuzz Box For Guitars 80fb12 Feb 81
1/SA/67 Playmaster MOSFET Stereo Amplifier - 3 Feb 81
2/CC/59 System-80 Serial Printer Interface 81sp1 Feb 81
2/BC/11 Hi Charge Protected 6A Battery Charger Feb 81
7/C/33 Oscilloscope Switch 81sw1 Feb 81
7/RO/63 Minispot Signal Generator (455KHz) Feb 81
8/M/51 Curve Plotting - Exidy Sorcerer Feb 81
1/MS/22 Cylon Voice Simulator 80rm12 Jan 81
1/SA/66 Playmaster MOSFET Stereo Amplifier - 2 80sa10 Jan 81
1/SE/54 300W Loudspeaker System JBL Jan 81
2/CC/58 DREAM 6800 - RTTY Display Jan 81
2/PC/30 Autodim Light Dimmer 80ad12 Jan 81
7/C/32 Digital CRO Adaptor Addenda Jan 81
1/SA/65 Playmaster MOSFET Stereo Amplifier (50W/ch) Dec 80
2/CC/57 4K RAM Expansion DREAM 6800 80ram12 Dec 80
3/EG/19 Selectalott 80ls12 Dec 80
3/MS/82 Electronic Music Box 80mg9 Dec 80
3/MS/83 FM Wireless Microphone Dec 80
7/M/57 AC Millivoltmeter 80mv11 Dec 80
8/M/50 Introduction To PASCAL Dec 80
8/IX/42 Index To Volume 42 Dec 80
8/H/29 Fifty Years Of Talking Pictures - 2 Dec 80
1/SE/53 Column Speaker For Super Bass Nov 80
2/LR/6 Light Beam Relay 80lbr12 Nov 80
2/MC/18 Bipolar Train Controller 80tc12 Nov 80
2/SW/77 Multiband Superhet 80aw10 Nov 80
7/C/32 Digital Storage CRO Adaptor 80dc10 Nov 80
8/H/28 Fifty Years Of Talking Pictures Nov 80
2/CC/56 TRS80 Serial Printer Interface 80trs11 Nov 80
1/MS/21 Digital Stylus Timer 80st10a,b Oct 80
2/PC/29 Bright/Dim Light Switch Oct 80
3/AU/26 Car Battery Monitor 80bm10 Oct 80
3/TM/16 Digital Engine Analyser 80tm8a,b Oct 80
7/CL/31 Digital Stop Clock Oct 80
2/CC/55 SVT-100 Serial Video Terminal - 2 Oct 80
1/EM/51 Twin Tremelo 80tr9 Sep 80
2/CC/53 MODEM 80dm9 Sep 80
2/CC/54 SVT-100 Serial Video Terminal Sep 80
3/MS/81 Lissajous Pattern Generator 80lpg9 Sep 80
2/BFO/4 Beat Frequency Oscillator 80b7 Sep 80
1/EM/50 Mini Organ 80mo7 Aug 80
2/CC/52 EPROM Programmer - 2 Aug 80
2/PC/28 Power Saver 80pc7 Aug 80
3/EG/18 Leds & Ladders Mk II 80ll7 Aug 80
2/PC/27 Light Chaser 80ch7 Aug 80
1/F/14 Infrasonic Rumble Filter 80rf5 Jul 80
1/MA/56 Playmaster 300W Amplifier -3 Jul 80
2/CC/51 EPROM Programmer 80pp7a,b Jul 80
1/EM/49 Musical Tone Generator (Tuner) 80g6 Jul 80
3/EG/17 Digital Die 80d6 Jun 80
3/MS/80 Hee Haw Siren 80hhs6 Jun 80
2/CC/50 PPM Tape Interface Jun 80
1/MA/55 Playmaster 300W Amplifier -2 80pa6 Jun 80
7/RO/62 TV Pattern Generator 80pg6 Jun 80
7/MS/11 R&C Substitution Boxes Jun 80
8/M/49 Morse Decoder May 80
1/SE/52 Playmaster 3-13L Speaker System - Supply Source May 80
2/PC/26 Heat Controller 80pc4 May 80
3/AU/24 Courtesy Light Delay May 80
3/EG/16 Buzz Bar 80bb3 May 80
7/C/31 TV CRO Adaptor 80tv8 May 80
7/MS/10 In-Circuit Component Tester May 80
1/MA/54 Playmaster 300W Amplifier May 80
3/AU/25 Headlight Reminder 80hla5 May 80
4/CR/13 Let's Talk About Crystal Sets - 2 Apr 80
4/TR3/7 1980 All-Wave Three Receiver 80aw4 Apr 80
7/AO/32 Relaxation Oscillators Apr 80
7/CL/30 4-Digit LCD Clock & Control Timer 80cl4 Apr 80
7/F/27 Audio Prescaler 80f3 Apr 80
8/M/47 3 Programs For DREAM 6800 Apr 80
2/PS/50 Voltage Regulator 80gps3 Apr 80
8/M/48 Execute Program For 2650 Apr 80
1/MS/20 HiFi Auto Switch 80au3 Mar 80
3/EG/15 Simple Lie Detector Mar 80
4/CR/12 Let's Talk About Crystal Sets Mar 80
6/MS/6 RF Preamplifier Mar 80
7/CM/13 Digital Capacitance Meter 80cm3a,b Mar 80
8/IX/41 Index To Volume 41 Mar 80
8/LC/35 A/D Converters Mar 80
1/F/13 Super Bass Filter 79sb10 Feb 80
1/MA/53 An Unusual Audio Amplifier (555PWM) Feb 80
1/SC/10 Graphic Analyser/Peak Level Meter 80ga3a,b Feb 80
7/RO/61 Modulated Signal Injector 80s1 Feb 80
8/DT/119 Inductive Ignition Cable Feb 80
8/DT/120 Hall Effect Feb 80
8/LC/32 D to A Converters Feb 80
8/M/44 Improving 2650 Line Assembler Feb 80
8/M/45 Trace Routine For 2650 Systems Feb 80
8/M/46 Two Micro Basic Programs For 2650 Feb 80
1/SA/64 Playmaster Stereo Amplifier 3W + 3W 80sa3 Jan 80
3/AU/23 Courtesy Light Delay 79d10 Jan 80
3/EF/16 Flash Exposure Meter 79fe11 Jan 80
3/EG/14 Reaction Timer Jan 80
2/CC/49 S-100 Interface For 2650 Mini Computer Jan 80
8/PE/8 PE - Passive Components: Resistors & Pots Jan 80
1/SE/52 Playmaster 3/13L Speakers Dec 79
2/CC/47 RS232C Interface Dec 79
2/CC/48 Chip 8 Interface For Motorola 6800MEKD2 Kit Dec 79
1/EM/48 Electronic Bongos 79eb12 Dec 79
2/PC/25 Fan Speed Control 79pc12 Dec 79
2/PS/49 Variable Precision Power Supply Dec 79
3/TI/15 Transistor Ignition 79ti11 Dec 79
8/DT/117 Digital Counters Dec 79
8/DT/118 Current - Which Way Does It Flow Dec 79
8/M/43 Random Morse 2650 Dec 79
2/CC/46 Serial Interface (Low Cost VDU) Nov 79
2/PS/48 Experimenters Power Supply 79ps11 Nov 79
3/MS/79 Prospector Metal Locator 79md9 Nov 79
7/AO/31 Pulse Generator 79pg9 Nov 79
7/F/26 Intersil ICM 7226 Frequency Counter (Meter) Nov 79
8/M/42 Understanding BASIC Nov 79
8/PE/7 PE Boxes And Cases Nov 79
1/MS/19 Infrared Stereo Remote Control 79rr,rt8 Oct 79
2/CC/45 Pipla Pipbug 2 ROM With The 2650 Oct 79
2/PS/47 Movie Mixer Power Supply 79ps10 Oct 79
3/EF/15 Slave Flash Trigger 79sf10 Oct 79
3/EG/13 Quizmaster 79qm9 Oct 79
8/DT/115 Know Your Components Oct 79
8/DT/116 Lithium Cells Oct 79
8/M/41 Understanding BASIC Oct 79
8/PE/6 PE The Multimeter And How It Is Used Oct 79
1/MA/52 Simple Audio Amplifier 79bt9 Sep 79
1/XA/12 Simulating High Impedance Headphones Sep 79
7/VT/16 Thyristor Tester 79tt7 Sep 79
3/AU/22 Variable Delay Wiper 79w9 Sep 79
3/EF/14 Sound Triggered Photo Flash 79sf9 Sep 79
3/MS/78 Multi Monitor - Moisture & Light Detector 79al9a,b,cSep 79
2/MS/57 Autochime 79ac9 Sep 79
8/AT/48 The Illusion Of Power Sep 79
8/PE/5 PE Mains Wiring What You Need To Know Sep 79
6/MS/5 Masthead Amplifier for TV and FM 79m8 Aug 79
1/F/12 Noise Weighting Filter 79wf8 Aug 79
2/CC/43 DREAM 5800 Chip 8 Programming Aug 79
2/CC/44 Adaptor PCB For 300 Baud Pipbug Mod 79ut8 Aug 79
2/PC/24 Solid State Relay (AC) 79sr8 Aug 79
Micro Two AM Receiver 79trf5 Aug 79
8/M/40 Improved 2650 Disassembler Aug 79
8/PE/4 PE Wiring Wrapping Tools And Techniques Aug 79
2/AE/35 Antenna Tuning Unit Jul 79
2/AE/36 Frame Aerial Jul 79
2/CC/42 DREAM 6800 Video Computer - 3 Jul 79
2/PS/46 Dual Tracking Power Supply 79ps6 Jul 79
3/EG/12 Infuriator Jul 79
7/RO/60 Quartz Multiple Frequency Reference 79fr6 Jul 79
7/VT/15 Zener Tester Jul 79
8/PE/3 PE Tools Jul 79
8/DT/113 Protecting SS Power Supplies Jul 79
8/DT/114 VFETs - Power Device Of The Future Jul 79
8/M/39 Software Driven Keyboard For D2 Kits Jul 79
8/AT/46 Loudness Control Jul 79
1/SA/63 Playmaster Twin Ten - 2 Jun 79
2/CC/39 DREAM 6800 - 2 Jun 79
2/CC/40 DREAM 6800 Power Supply 79ups6 Jun 79
2/CC/41 4 Digit LED Display 2650 Jun 79
2/MS/56 Electronic Combination Lock 79cl,kb7 Jun 79
8/AT/45 Improving The HiFi Stylus Jun 79
8/DT/112 Voltage Reference Circuits Jun 79
8/PE/2 PE Solders, Fluxes etc Jun 79
1/SA/62 Playmaster Twin Ten 79sa5 May 79
1/SC/9 Playmaster 10 Band Graphic Equaliser 79eq2a,b,cMay 79
2/CC/38 DREAM 6800 Video Computer May 79
7/RO/59 Modulated RF Oscillator 79ro5 May 79
8/AT/44 Damping Factor And Loudspeaker Damping May 79
8/H/26 Albert Einstein May 79
8/PE/1 Practical Electronics May 79
1/MS/18 Making Use Of Audio Indicators Apr 79
2/AE/34 FM Signals And Antennas Apr 79
2/CC/37 Miniscamp Printer Interface Apr 79
2/SW/76 RF Preselector Apr 79
8/M/38 Lunar Landing Game Apr 79
8/AT/43 Loudspeaker Cables And Their Mythology Apr 79
3/EG/11 CMOS Die 79d5m Apr 79
8/M/36 Faster Dumping And Loading 2650 Apr 79
8/M/37 2650 Mini Assembler Apr 79
3/AU/21 Car Burglar Alarm 79a3 Apr 79
3/MS/77 Simple Intruder Alarm Apr 79
8/H/25 Shadow Of The Past Apr 79
2/MS/55 Sound Effects For Model Trains 79se3 Mar 79
2/PS/45 9V Plugpack Doubler 79ps3 Mar 79
2/SW/75 Simple VHF Receiver Mar 79
7/AO/29 1KHz Tone Burst Source 79tb2 Mar 79
7/CL/29 4-6 Digit Quartz Clock 79c1a,b Mar 79
8/LT/43 Amateur Repeater Channels Mar 79
8/M/34 2650 Utility Programs Mar 79
8/M/35 Memory Test Routine 2650 Mar 79
8/IX/40 Index To Volume 40 Mar 79
8/DT/111 How An SSB System Works Mar 79
7/ST/11 TTL, CMOS Logic Probe 79p1a,b Mar 79
2/CC/35 Eprom Programmer (2650) 79up1 Feb 79
2/CC/36 Low Cost Eprom Eraser Feb 79
2/MC/17 Bipolar Train Controller Feb 79
2/SW/74 Scanner For ICOM IC22S 79s1 Feb 79
2/TU/49 9KHz Whistle Filter 79w3 Feb 79
3/IT/10 12-230V DC-AC Inverter 79it2 Feb 79
7/CL/28 Quartz Clock Driver 79cl1 Feb 79
7/M/56 3.5 Digit Voltmeter Feb 79
1/SA/61 25W Stereo Booster 78sb12 Jan 79
2/CC/34 2650 Printer Jan 79
2/TU/48 Playmaster AM/FM Stereo Tuner Clock Jan 79
3/TM/15 Universal Tachometer Jan 79
7/CM/10 Audio Impedance Meter Jan 79
7/CM/11 Capacitance Meter 78c11 Jan 79
8/SL/14 Australia & New Zealand Broadcasting Stations Jan 79
8/M/33 Calculator Chart For HEX Displacements Jan 79
2/CC/33 Extra RAM For 2650 78up10 Dec 78
2/SW/73 Digital Readout For The Icom 22S 78s12a,b Dec 78
2/TU/47 Playmaster AM/FM Stereo Tuner Clock Counter 78dt10a,g Dec 78
3/MS/76 Electronic Seashell 78n10 Dec 78
7/CM/9 Audio Impedance Meter 78im12 Dec 78
8/M/32 2650 - New Games Dec 78
2/TU/47 Playmaster AM/FM Stereo Tuner Clock Display 87dt10b Dec 78
2/TU/47 Playmaster AM/FM Stereo Tuner Clock Meter 87dt10c Dec 78
2/TU/47 Playmaster AM/FM Stereo Tuner Clock Interface 87dt10d Dec 78
1/EM/47 BBD Audio Delay And Reverb 78bbd9 Nov 78
1/RA/35 Recorder Cueing Unit 78db11 Nov 78
2/CC/32 2650 Expansion Board 78up9 Nov 78
2/MS/54 Electronic Thermometer Nov 78
2/PT/11 Digital Photo Timer - extra features for 2/PT/9 78t9 Nov 78
2/TU/46 Playmaster AM/FM Stereo Tuner Nov 78
8/M/31 Biorhythms TRS80 Nov 78
1/MS/17 Film Strip/Tape Eraser 78eo9 Oct 78
2/CC/31 Improved Decoding - Low Cost VDU Oct 78
2/MC/16 High Performance Train Controller 78mc10 Oct 78
2/MS/53 Automatic Emergency Light Oct 78
2/SW/72 Amateur Satellites Oct 78
4/TR3/6 3 Transistor 'All Wave' Receiver Oct 78
7/CL/27 Electronic Clock Driver 78cl8 Oct 78
1/MX/15 Movie Mixer 78mx9 Sep 78
2/CC/29 Software Routines For VDU 78ut9a,b Sep 78
2/CC/30 Alternative Keyboard For Low Cost VDU Sep 78
2/SW/71 Amateur Satellites Sep 78
7/F/25 200MHz 7 Digit Frequency Counter (Meter) - 2 Sep 78
7/M/55 FET Voltmeter 87vm8 Sep 78
7/RO/58 VNG Derived Reference (Astronomy) Sep 78
2/AE/28 Two 5.8 In Phase For 2M Aug 78
2/CC/28 Low Cost VDU Aug 78
8/H/24 Blumlein: Unsung British Genius Aug 78
2/SW/70 Extra Channels For Icom IC22S Aug 78
7/F/23 200MHz 7 Digit Frequency Counter (Meter) 78f6a,b Aug 78
7/F/24 Digital Photo-tachometer Adaptor 78pt7 Aug 78
7/SW/10 Lights Bulbs As Dummy Load Aug 78
2/PT/10 Utility Timer 78tm8 Aug 78
1/PRE/31 Utility Recording Preamplifier 78p3 Jul 78
3/EG/10 Video Ball Game 78vbg7 Jul 78
7/C/30 Adjusting Transmitters With CRO Jul 78
7/VT/14 Simple Transistor-Fet Tester 78tfc7 Jul 78
8/H/23 Clive Cross Jul 78
8/LT/42 Electronics & The Metric System Jul 78
2/CC/27 Using Mini Scamp To Find Intermittents Jun 78
2/MC/15 Microprocessor Control Of Model Trains Jun 78
2/MS/52 Train/Propeller Plane Sound Synthesiser 78n6 Jun 78
2/SW/69 Extra Channels For Icom IC22S Jun 78
7/AO/28 Wein Bridge Audio Oscillator 78ao6 Jun 78
7/RO/57 Crystal Checker Jun 78
1/SE/51 Playmaster 3/26L Speaker System May 78
2/CC/26 2650 Mini Computer System 78up5 May 78
2/PS/44 VK Powermate 78ps5 May 78
7/F/22 Mini Frequency Meter 78c5 May 78
8/M/29 Mini Scamp Reaction Time Program May 78
8/M/30 Points On Computer Programming May 78
2/AE/32 Ground Plane Antenna Apr 78
2/CC/25 Keyboard For Video Data Terminal 78ut4,m5 Apr 78
2/PT/9 Digital Photo Timer 78t3 Apr 78
3/MS/75 LED Chaser 78s3 Apr 78
3/TM/14 Impulse Tacho & CDI Apr 78
7/N/8 Noise Generator 78ng4 Apr 78
8/H/22 George Westinghouse Apr 78
8/LC/33 CCD & Magnetic Bubbles Apr 78
8/LT/41 Guide To Residential Power Supplies Apr 78
1/IA/19 Intercom System 78ia2 Mar 78
3/MS/74 Electronic Morse Code Keyer 78ek3 Mar 78
7/B/13 RLC Bridge 78b2 Mar 78
7/B/14 Inductance Meter Mar 78
8/M/26 Motorola D2 Kit Mar 78
8/M/27 Signetics 8X300 Mar 78
8/M/28 Programs For Mini Scamp Mar 78
8/IX/39 Index To Volume 39 Mar 78
1/F/11 Butterworth Active Filter Unit 3rd Order 78af2 Feb 78
1/RA/32 Playmaster Stereo Cassette Deck 78c2 Feb 78
2/AE/31 Balun To Cut TVI Feb 78
2/CC/23 Video Display Unit Feb 78
2/CC/24 2650 Microprocessor Expansion Kit Feb 78
8/H/21 Arthur Smith And Cinesound Feb 78
1/MX/14 Auto Cross-Fader 78cf1 Jan 78
2/AE/30 CB Antenna Design Jan 78
2/CC/22 Microprocessor Pool Alarm Jan 78
2/MC/14 Tone Calling System For CB 77cb12 Jan 78
2/MS/51 Electronic Dual Thermometer 77th12 Jan 78
3/TI/14 CDI For Motor Cycles Jan 78
7/AO/27 Audio Oscillator Jan 78
7/M/54 Solid State Multimeter Jan 78
8/M/24 Intel's 8085 Jan 78
8/M/25 Mini Scamp Memory Back Up 77up6a Jan 78
2/EG/9 Electronic Poker Machine 77pm12 Dec 77
1/SE/47 250W Speaker System Yrb 77
8/LT/34 R&C Series Parallel Combinations Yrb 77
8/LT/31 Music Frequencies Yrb 77
3/MS/67 Automatic Night Light Yrb 77
8/LT/30 Hexadecimal Constants Yrb 77
8/LT/29 Frequency Spectrum Yrb 77
8/DT/100 The Bootstrap Theory & Practice Yrb 77
8/LT/27 Disc Records - New & Old Yrb 77
3/MS/73 Metal Locator Dec 77
7/M/53 Low-Cost Battery Indicator 77bi10 Dec 77
7/ST/10 Microprocessor Tester Dec 77
8/SL/13 Australian, NZ & PNG Broadcasting Stations Yrb 77
8/H/20 Bush Wireless Yrb 77
8/LT/26 Capacitor Marking Codes Yrb 77
8/LT/25 Abbreviations In Common Use Yrb 77
8/LT/35 Repeater Channels & Allocations Yrb 77
4/TR2/6 1976 All Wave Two Yrb 77
7/C/28 New Life For An Old CRO Yrb 77
8/LT/33 Reactance Frequency Chart Yrb 77
8/LT/28 FM Standards Yrb 77
8/LT/32 Preferred Values Yrb 77
8/LT/38 Bipolar Transistors Yrb 77
8/LT/37 Wire Gauges & Winding Data Yrb 77
8/LT/36 Resistor Marking Codes Yrb 77
8/C/21 Making Your Own Printed Circuit Boards Dec 77
2/BC/10 Ni-Cad Battery Charger Nov 77
1/MX/13 Mini Mixer 77mx11 Nov 77
1/EM/46 Electronic Scanner For Organs 77sc11 Nov 77
3/MS/72 Cordless TV Phones Nov 77
8/DT/110 How To Design Heatsinks Nov 77
7/AO/26 Tone Source 77ts9 Nov 77
2/MS/50 ASCII Character Generator Oct 77
1/MS/16 Stereo Level Indicator Oct 77
2/MS/49 Build Your Own Laser Oct 77
2/CC/21 Four Programs For Baby 2650 Oct 77
8/M/23 National's Pace System Oct 77
8/DT/109 RF And Audio Signal Generators Oct 77
7/CM/8 Wide Range Capacitance Meter Oct 77
8/LC/32 ROMS & PROMS Oct 77
2/MS/48 Using Digital Logic Trainer Sep 77
3/AU/20 Trafficator Repeater Circuit 77t10 Sep 77
3/MS/71 Novel Lamp Flasher Sep 77
7/M/51 2.5 Digit Digital Volt Meter 77dvm9 Sep 77
8/M/21 Getting Into Microprocessors - Mini Scamp Music Sep 77
4/TR1/13 1 Transistor Radio Sep 77
7/M/52 Beginner's Test Meter Sep 77
8/M/22 Getting Into Microprocessors - Simple HEX Terminal Sep 77
8/LC/31 Memory: RAMS Sep 77
3/AU/19 Transistor Switching Headlights 77al8 Aug 77
1/SE/50 Universal Loudspeaker System Aug 77
2/CC/20 Hexadecimal Keyboard Aug 77
2/TT/5 Quick Brown Fox Generator 77qbf7 Aug 77
8/LT/40 Great Circle Map Aug 77
8/M/20 Getting Into Microprocessors - Mini Scamp Aug 77
8/M/19 Getting Into Microprocessors - Mini Scamp Programs Aug 77
7/RO/56 Temperature Compensated Crystal Oscillator Aug 77
7/AO/25 Low Distortion Audio Oscillator Aug 77
2/MS/44 Digital Logic Trainer 77dlt7 Jul 77
2/TT/3 Baudot Regenerator/Translator 77tty7 Jul 77
2/TT/4 Single Current Teleprinter Jul 77
8/M/17 Getting Into Microprocessors - Mini Scamp - 4 Jul 77
3/MS/70 10GHz Radar Burglar Alarm 77b7 Jul 77
8/M/16 Getting Into Microprocessors - Intel 8080A Jul 77
8/M/18 Getting Into Microprocessors - SC/MP Keyboard Jul 77
3/TM/13 Dwell Meter 77d7 Jul 77
8/DT/108 Op Amps Terms Explained Jul 77
8/LC/30 Timing And Control Jul 77
1/EM/45 Mos Keyer For 760 Organ 77eo5 Jun 77
2/AE/29 Low Pass Filter Jun 77
1/SE/49 Playmaster Loudspeakers 75L (Pt.2) + 53L Jun 77
8/DT/107 Op Amps - 7 Jun 77
8/M/15 Getting Into Microprocessors - Mini Scamp - 3 77up6 Jun 77
1/SE/48 Playmaster 3-75L Loudspeaker System May 77
2/TT/2 RTTY Modulator May 77
8/M/13 Getting Into Microprocessors - Mini Scamp - 2 77up5 May 77
8/DT/106 Op Amps - 6 May 77
8/M/14 Getting Into Microprocessors - Motorola 6800 May 77
3/MS/68 Portable Gas Detector May 77
7/CL/26 Digital Quartz Clock May 77
1/RA/33 Simple Vox Relay Apr 77
3/CV/16 LF Converter Apr 77
2/CC/19 Computer Tape Interface 77cc4 Apr 77
8/LC/29 Arithmetic Circuits Apr 77
7/SW/9 SWR Meter Apr 77
8/M/11 Getting Into Microprocessors - NRZ Recording Apr 77
7/VT/13 In-Circuit Transistor Tester 77tt4 Apr 77
8/M/12 Getting Into Microprocessors - Mini Scamp Apr 77
8/DT/105 Op Amps - 5 Apr 77
3/EF/13 Light Trigger For Slave Flashguns Mar 77
2/AE/28 Erecting A 5/8 Wave Antenna Mar 77
3/AU/18 A Hazard Flasher For Your Car Mar 77
2/CC/18 A "Baby" System / Signetics 2650 77up2 Mar 77
2/TT/1 RTTY Demodulator 77tty3 Mar 77
7/F/21 A Low Cost 200MHz Digital Frequency Meter 77f1a,b Mar 77
8/LT/39 CB Operating Conventions Mar 77
8/IX/38 Index To Volume 38 Mar 77
8/DT/104 Op Amps - 4 Mar 77
8/LC/28 Binary Arithmetic Mar 77
2/LF/8 Supressing Interface Feb 77
3/AU/17 Variations On The Car Alarm Feb 77
1/MS/15 Full Logic SQ Decoder Feb 77
3/CV/15 University Converter Radio Feb 77
2/CC/17 Video Data Terminal - 2 Feb 77
7/M/50 Direct Reading Ohmmeter Feb 77
8/LC/27 Multiplexing Feb 77
7/C/29 Restoring The Wide Band CRO Feb 77
8/DT/103 Op Amps - 3 Feb 77
3/CV/14 27MHz Converter Jan 77
1/SA/60 Playmaster 40/40 Stereo Amplifier - 2 Jan 77
2/CC/16 Video Data Terminal 77ut2 Jan 77
8/LC/26 Basic Readout Devices Jan 77
8/DT/102 Op Amps - 2 Jan 77
8/M/10 Getting Into Microprocessors - Lear Siggler ADM3 Jan 77
7/MS/9 P-P Voltage Reference Jan 77
1/SA/59 Playmaster 40/40 Stereo Amplifier 76sa4 Dec 76
1/EM/44 Auto Rhythm Unit For Electronic Organ - 3 Dec 76
1/IA/18 A Telephone Amplifier Dec 76
8/M/6 Getting Into Microprocessors - Mostek F8 Dec 76
8/M/8 Getting Into Microprocessors - SC/MP Dec 76
8/DT/101 Op Amps Dec 76
8/M/9 Getting Into Microprocessors - SC/MP Dec 76
7/CL/25 Modular Digital Clock 76cl12 Dec 76
8/M/7 Getting Into Microprocessors - Sphere System Dec 76
8/LC/25 Introduction To Digital - 11 Dec 76
2/MS/42 Proximity Switch Nov 76
3/AU/16 Car Burglar Alarm 76b4 Nov 76
1/EM/43 Auto Rhythm Unit For Electronic Organ - 2 Nov 76
8/M/4 Getting Into Microprocessors - Fairchild 8 Nov 76
8/DT/98 10-Channel Graphic Equaliser Nov 76
8/DT/99 Amateur Microwaves - 3 Nov 76
8/LC/24 Flip-Flops In Counters Nov 76
8/M/5 Getting Into Microprocessors - 5 Nov 76
8/H/19.1 Michael Faraday Nov 76
3/EG/9 Sound Effects For Video Ball Game Nov 76
3/AU/15 Audible Reversing Alarm Oct 76
1/EM/42 Auto Rhythm Unit For Electronic Organ 76mi9 Oct 76
2/CC/15 ASCII-Baudot Translator Oct 76
8/M/3 Getting Into Microprocessors - SC/MP Oct 76
7/M/49 AC-DC Multimeter Oct 76
8/LC/23 Flip-Flops In Register Oct 76
7/CM/7 Capacitance Meter Oct 76
8/DT/96 The CA3130 Operation Amplifier Oct 76
8/DT/97 Amateur Microwaves - 2 Oct 76
1/SA/58 Feedback On Playmaster Twin 25 Sep 76
2/PC/23 Musicolour III 76pc9 Sep 76
3/MS/65 Versatile Alarm System Sep 76
8/LC/22 The Flip-Flop Family Sep 76
8/M/2 Getting Into Microprocessors - 2650 Sep 76
1/EM/41 Playmaster 760 Organ - 5 76eo4 Aug 76
7/RO/55 Derived Frequency Reference - 2 Aug 76
8/M/1 Getting Into Microprocessors Aug 76
7/F/20 650MHz Prescaler 76s7 Aug 76
2/PC/22 Speed Control For Electric Drills Jul 76
1/SE/46 80W Bass Speaker System Jul 76
8/LT/24 Resistor Marking Codes Jul 76
7/CL/23 50Hz Clock Drive Jul 76
8/H/19 G I Souvenir Began US Tape Industry Jul 76
7/CL/24 LSI Digital Calendar Clock Jul 76
8/LC/21 Numbers, Data & Codes Jul 76
8/DT/95 Amateur Microwaves Jul 76
7/RO/54 Derived Frequency Reference Jul 76
3/MS/64 Metronome With Accented Beat 76mi7 Jul 76
1/SA/57 Loudspeaker Protector For Twin 25 75l11 Jun 76
1/SE/45 3-4IL Speaker System Jun 76
2/MS/40 Sync-A-Slide Jun 76
2/MS/41 Electronic Pigeon Control Jun 76
2/AE/27 Aerial Systems FM Stereo Jun 76
1/MS/14 Led Level Meter 76lm5 Jun 76
1/EM/40 Playmaster 760 Organ - 4 Jun 76
7/MS/8 DC Voltage Reference Jun 76
8/LC/20 Logic Design: Practice Jun 76
8/DT/94 Electronics Demonstration: Schmitt Trigger Jun 76
8/LT/23 Music Frequencies Jun 76
1/EM/39 Playmaster 760 Organ - 3 May 76
1/SA/56 Playmaster Twin 25 Amplifier - 2 May 76
8/DT/93 Electronics Demonstration: Monostable May 76
8/LC/19 Logic Design: Theory May 76
8/DT/92 Twin T Oscillators May 76
3/EG/8 Video Ball Game 76vg5 May 76
8/LT/22 Capacitor Marking Codes May 76
7/CL/22 Stopwatch 76sw4 May 76
1/SA/55 Playmaster Twin 25 Amplifier 76sa3 Apr 76
1/EM/38 Playmaster 760 Organ - 2 Apr 76
1/MA/51 Low Power Audio Module 76a3 Apr 76
7/M/48 Solid State Multimeter Apr 76
8/DT/91 Electronics Demonstration: Astable Apr 76
7/AO/24 New Look 1962 Audio Generator Apr 76
8/LC/18 Logic Convention & Laws Apr 76
8/LT/21 R&C Series Parallel Combinations Apr 76
1/EM/37 Playmaster 760 Organ 76eo2g Mar 76
2/MS/39 Touch Controlled Lamp Switch 76s3 Mar 76
1/SE/44 Electrostatic Speaker - 2 Mar 76
3/CV/13 LF & VLF Crystal Locked Converter Mar 76
8/LT/19 Dic Records - New & Old Mar 76
8/AT/42 Loudspeaker Enclosures - Airtight Mar 76
8/LT/20 Frequency Spectrum - 2 Mar 76
8/IX/37 Index To Volume 37 Mar 76
3/EG/7 LEDs & Ladders Game 76g3 Mar 76
7/AO/23 Simple IC Function Generator 76ao3 Mar 76
8/DT/90 Electronics Demonstration: Bistable Multivibrator Mar 76
8/LC/17 Logic Circuit "Families" Mar 76
1/SE/42 Electrostatic Loudspeaker Feb 76
1/SE/43 30W 3-Speaker System Feb 76
2/EG/8 Electronic Roulette Wheel Feb 76
8/DT/89 Electronics Demonstration: Switch Feb 76
8/LC/16 Basic Logic Elements Feb 76
3/MS/62 Low Cost Alarm Feb 76
8/LT/18 Frequency Spectrum Feb 76
1/F/10 Stereo Dynamic Noise Filter 76f1 Jan 76
2/PC/21 Autodim 75pc12 Jan 76
8/LC/15 Signals, Circuits & Logic Jan 76
8/LT/17 FM Standards Jan 76
8/LT/16 Reactance - Frequency Chart Jan 76
8/DT/88 Electronics Demonstration: FET Jan 76
3/MS/61 Mosquito Repeller Jan 76
1/IA/17 Additions to Telephone Exchange Dec 75
1/RA/32 Voice Operated Relay 75v12 Dec 75
1/F/9 Dynamic Noise Filter 75f12 Dec 75
2/PC/20 Sound And Light Experiment Yrb 75
2/EG/6 Electronic Die Dec 75
2/EG/7 Capture Game Yrb 75
1/SE/41 Full Size Speaker System Yrb 75
7/N/7 Audio Noise Generator 75ng11 Yrb 75
3/MS/60 Water Warbler Dec 75
8/DT/87 Reference Data Yrb 75
8/SL/12 TV Radio Stations Yrb 75
7/CL/20 Stopwatch 75sw11a,b Dec 75
7/CL/21 Calculator Clock/Timer Yrb 75
8/DT/86 Electronics Demonstration: Unijunction Dec 75
3/TM/12 Digital Tachometer DRSrc1,2 Yrb 75
8/DT/85 Bucket Brigade Audio Time Delay Dec 75
1/MS/13 Loudspeaker Protector 75l11 Nov 75
3/AU/14 Wiper Pulser Nov 75
1/F/8 Sharp Cut Low Pass Filter 75f2 Nov 75
7/SW/8 RF Dummy Load Nov 75
7/CL/19 Digital Alarm Clock Nov 75
7/F/19 An Economy Q-Meter Nov 75
8/DT/84 Electronics Demonstrations Nov 75
1/PRE/30 16mm Optical/Magnetic Film Preamplifier Oct 75
3/TM/11 Tune-Up Tachometer Oct 75
7/VT/12 Silicon Transistor Tester Oct 75
8/DT/83 Electronics Demonstration: Ohms Law Oct 75
3/IT/9 Solid State "Vibrator" Circuit Oct 75
1/EM/36 Sustain Unit Sep 75
2/MS/35 Pathfinder Sep 75
7/CL/18 Quartz Crystal Clock Drive Sep 75
3/TC/13 10GHz Link Sep 75
8/DT/82 Electronics Demonstration: Transistors Sep 75
3/AU/13 Turn & Brake Lights For Trailers Aug 75
1/SE/40 Playmaster 3-60L Speaker System Aug 75
2/CC/14 Digital Computer - 13 Aug 75
1/PA/31 Frequency Shifter For PA Aug 75
3/TI/13 Transistor Assisted Ignition 75ti9 Aug 75
8/DT/81 Electronics Demonstration: Diodes Aug 75
2/CC/13 Digital Computer - 12 Jul 75
1/SA/54 General Purpose Record Player Jul 75
3/MS/57 LED Flasher Jul 75
3/MS/56 Ultrasonic Movement Detector Jul 75
3/TI/12 Capacitor Discharged Ignition 75cd7 Jul 75
3/MS/55 Solar Cell Array Jul 75
1/EM/35 The Optimin 75em6 Jun 75
2/CC/12 Digital Computer - 11 Jun 75
2/MC/13 RFI From Model Railways Jun 75
6/ATV/11 One TV Aerial For Several Sets Jun 75
8/LT/15 Resistors - Combined Preferred Values Jun 75
6/COTV/3 Colour Receiver - 3 Jun 75
1/SE/39 Tapered Column Enclosure May 75
3/AU/12 Variable Delay Wiper 75w3 May 75
2/CC/10 Digital Calculator May 75
3/EF/12 Light Trigger For Flash Guns May 75
2/CC/11 Digital Computer - 10 May 75
3/MS/54 10GHz Doppler Alarm May 75
6/COTV/2 Colour Receiver - 2 May 75
1/MX/12 Playmaster 145 - 3 74ms12a-d Apr 75
1/SE/38 3-45L Speaker System Apr 75
2/CC/9 Digital Computer - 9 Apr 75
1/MS/12 Stereo Decoder 75sd4 Apr 75
7/CL/17 Fluorescent Digital Clock Apr 75
7/RO/53 Derived Frequency Reference Apr 75
2/PC/19 Electronic Blanket Control Mar 75
1/MX/11 Playmaster 145 - 2 Mar 75
1/SE/37 Compact HiFi Speaker Mar 75
2/CC/8 Digital Computer - 8 Mar 75
8/IX/36 Index To Volume 36 Mar 75
3/EG/6 Quiz Contest Capture System Mar 75
3/MS/51 Temper Timer Mar 75
2/CC/7 Digital Computer - 7 Feb 75
1/MX/10 Playmaster 145 Feb 75
6/CCTV/2 Video Switcher Fader Feb 75
7/AO/22 Function Generator 75ao1 Feb 75
1/SE/36 Build Your Own Loudspeakers - Magnavox 8-30 Jan 75
2/CC/6 Digital Computer - 6 Jan 75
1/MA/50 Low Cost Amplifier Jan 75
7/VT/11 Breakdown Voltage Tester Jan 75
7/AO/21 Glide Tone Generator Jan 75
3/MS/50 The Dauble Jan 75
1/MS/11 Audio Gate Dec 74
1/IA/16 Telephone Exchange Dec 74
2/CC/5 Digital Computer - 5 Dec 74
7/ST/9 Logic Probe 73s6 Dec 74
8/DT/80 Fast Recovery Rectifiers Dec 74
7/CL/16 Digital Alarm Clock Dec 74
2/CC/4 Digital Computer - 4 Nov 74
2/MC/12 Train Controller Signal System Nov 74
7/AO/20 Oscillator/Pulse Generator Nov 74
7/AO/19 Economy Audio Oscilloscope Nov 74
7/M/47 High Impedance Voltmeter Nov 74
2/CC/3 Digital Computer - 3 Oct 74
1/RA/31 Playmaster 144 Stereo Cassette Deck - 2 74c9 Oct 74
1/EM/34 Phase Shift Vibrato Unit 74em9 Oct 74
1/SA/53 Playmaster 143 - 2 72sa10 Oct 74
1/SA/53 Playmaster 143 - 2 74a1 Oct 74
3/EG/5 Electronic Brain Teaser Oct 74
1/SA/52 Playmaster 143 Sep 74
2/CC/2 Digital Computer - 2 Sep 74
7/CL/15 Designing A Crystal Clock - 2 Sep 74
2/CC/1 Digital Computer Aug 74
1/EM/33 Crystal Locked Tone Generator 74ao8 Aug 74
1/RA/30 Playmaster 144 Stereo Cassette Deck Aug 74
1/MX/9 3-Channel Stereo Mixer Aug 74
8/H/18 Australia's Radio Pioneers - 4 Aug 74
3/TC/12 SSB Transceiver Using ICs Aug 74
7/CL/14 Designing A Crystal Clock Aug 74
8/DT/79 Frequency Modulation - 3 Aug 74
1/SA/50 Alternative Transistors For Playmaster 140 Jul 74
1/SA/51 Playmaster 142 74sa5 Jul 74
1/EM/32 Build Electronic Concert Organ Jul 74
1/IA/15 Automatic Telephone Exchange Jul 74
8/BE/33 Basic Electronics Course - 32 Jul 74
3/MS/48 Sensor Switch Jul 74
7/C/27 Scope Switch Jul 74
8/H/17 Australia's Radio Pioneers - 3 Jul 74
8/DT/78 Frequency Modulation - 2 Jul 74
2/LF/7 Toroid Filters Jun 74
1/SA/49 Playmaster 141 74sa5 Jun 74
6/COTV/1 PAL Colour Decoder Jun 74
8/DT/77 Frequency Modulation Jun 74
8/BE/32 Basic Electronics Course - 31 Jun 74
7/DM/5 Audio Distortion Meter - 2 Jun 74
3/MS/47 Gas Detector Jun 74
7/B/12 Experimental Op Amp Bridge Jun 74
8/H/16 Australia's Radio Pioneers - 2 Jun 74
1/SA/48 Playmaster 132 Reconsidered May 74
2/MC/11 Train Controller With Inertia May 74
1/EM/31 Musical Note Synthesiser May 74
8/H/15 Australia's Radio Pioneers May 74
4/MC/2 Simple TRF Receiver May 74
7/DM/4 Audio Distortion Meter May 74
6/SSTV/1 Slow Scan TV Monitor May 74
2/MC/10 Train Controller Apr 74
3/EG/4 Reaction Timer Apr 74
8/DT/76 Regulated Power Supply Design Apr 74
8/H/14 Emile Berliner Apr 74
2/MS/34 Digi Designer Mar 74
1/SA/47 Playmaster 140 - 4 Mar 74
2/MS/33 Operational Amplifier Patch Panel Mar 74
3/EG/3 Buzz Bar Mar 74
7/B/11 Solid State RC Bridge Mar 74
8/IX/35 Index To Volume 35 Mar 74
4/TR1/12 Superfet Mar 74
1/SA/46 Playmaster 140 - 3 Feb 74
7/MS/7 Inductance Comparison Meter Feb 74
8/DT/75 Lets Talk About Amplifiers - 3 Feb 74
3/IT/8 6V - 12V Converter Feb 74
3/MS/44 Experiment With Ultrasonics Feb 74
1/SA/45 Mini Fi Headphone Amplifier 74hp1 Jan 74
1/SA/44 Playmaster 140 - 2 74a1,s3 Jan 74
8/DT/74 Lets Talk About Amplifiers - 2 Jan 74
1/SA/43 Playmaster 140 Dec 73
8/DT/72 Properties And Uses Of Ferrites Dec 73
7/F/18 Digital Frequency Counter 73c12,2s10Dec 73
8/DT/73 Lets Talk About Amplifiers Dec 73
8/BE/31 Basic Electronics Course - 30 Dec 73
1/PRE/28 Cassette Playback Preamplifier 73p11 Nov 73
1/PRE/29 Low Noise RIAA Preamplifier 73p11 Nov 73
8/BE/30 Basic Electronics Course - 29 Nov 73
3/MS/43 Morse Code Keyboard Nov 73
7/AO/18 Simple AF Oscillator Nov 73
1/EM/30 Wind For Electronic Organs Oct 73
7/M/45 Digi Monitor Oct 73
7/CL/13 LSI Digital Clock - 2 Oct 73
7/M/46 Insulation Checker Oct 73
8/BE/29 Basic Electronics Course - 28 Oct 73
8/AT/41 Parabolic Microphone Reflectors Oct 73
3/CV/12 HF Crystal Locked Converter Sep 73
3/AU/11 Car Burglar Alarm - 2 Sep 73
7/CL/12 LSI Digital Clock Sep 73
8/DT/71 Introduction to Marine Acoustics - 3 Sep 73
8/BE/28 Basic Electronics Course - 27 Sep 73
1/MS/10 Universal Headphone Adaptor Aug 73
3/CV/11 Basic VHF Converter Aug 73
3/AU/10 Car Burglar Alarm Aug 73
8/DT/69 Introduction to Marine Acoustics - 2 Aug 73
7/CL/11 Digital Clock Addendum Aug 73
7/M/44 Mains Monitor Aug 73
8/BE/27 Basic Electronics Course - 26 Aug 73
8/H/13.1 Lee de Forest Aug 73
3/TM/10 Strobe Adaptor For Ignition Analyser Jul 73
8/DT/68 Introduction to Marine Acoustics Jul 73
7/SW/7 Aerial Noise Bridge Jul 73
8/BE/26 Basic Electronics Course - 25 Jul 73
1/SE/35 Omnidirectional Loudspeaker System -2 Jun 73
3/AU/9 Delay For Courtesy Lights Jun 73
3/CV/10 2-6MHz Short Wave Converter 73c3 Jun 73
7/RO/51 Simple Signal Injector Jun 73
7/CL/10 Digital Clock Jun 73
3/TM/9 Timing Light/Tachometer Jun 73
3/TI/11 Electronic Ignition Reconsidered Jun 73
8/DT/67 A Look At Electrical Safety - 2 Jun 73
1/GA/20 Playmaster 139 Guitar Amplifier 72g7,71sa4May 73
1/SA/42 Curves For The Playmaster 136 May 73
8/BE/25 Basic Electronics Course - 24 May 73
8/H/13 Charles Babbage May 73
8/DT/65 Transistor Heatsinks May 73
7/VT/10 Simple Tester For Digital ICs May 73
8/DT/66 A Look At Electrical Safety May 73
2/PT/6 Photographic Timer 73d1 May 73
1/SE/34 Omnidirectional Loudspeaker System Apr 73
3/CV/9 Basic Short Wave Converter 73c3 Apr 73
3/AU/8 Diodes For Battery Isolation Apr 73
2/PC/18 Varilight Mark II (light dimmer) Apr 73
8/H/12 The Transistor 25 Years Apr 73
3/TC/11 2-Meter Portable FM Transceiver - 4 Apr 73
8/BE/24 Basic Electronics Course - 23 Apr 73
1/SA/41 Low Cost Stereo Amplifier Mar 73
3/TC/10 2-Meter Portable FM Transceiver - 3 Mar 73
8/BE/23 Basic Electronics Course - 22 Mar 73
8/IX/34 Index To Volume 34 Mar 73
1/SE/33 New 30W Guitar Loudspeaker System Feb 73
3/TC/9 2-Meter Portable FM Transceiver - 2 Feb 73
3/MS/38 Chuffer Feb 73
5/MTR/1 Tuner Receiver 72t11 Feb 73
8/BE/22 Basic Electronics Course - 21 Feb 73
8/SL/11 Australian & New Zealand Television Stations Feb 73
7/M/43 Digital Volt-Ohm Meter - 2 Feb 73
1/SA/40 Playmaster 136 Stereo Amplifier - 2 Jan 73
8/DT/64 Decimal Decoder For Binary Counter Jan 73
8/BE/21 Basic Electronics Course - 20b Jan 73
8/SL/11 Australian & New Zealand Radio Stations Jan 73
3/TC/8 2-Meter Portable FM Transceiver Jan 73
7/M/42 Digital volt-Ohm Meter Jan 73
1/SA/39 Playmaster 136 Stereo Amplifier 72sa9,sa10Dec 72
8/BE/20 Basic Electronics Course - 20a Dec 72
8/AT/40 FM Broadcasting Dec 72
8/H/11 Historic Receiver Dec 72
8/DT/63 8421 BCD Ripple Counter Dec 72
8/AT/39 HiFi Compatibility Problems Dec 72
1/EM/29 Crash Cymbal Nov 72
3/AU/7 Auxiliary Lighting For Cars Nov 72
1/MS/9 Stereo 2/4 Adaptor 72s11 Nov 72
1/SE/32 Speaker Enclosures For Halls And Churches Nov 72
8/C/19 Photo Etch Printed Boards Nov 72
8/DT/61 Multivibrators - 2 Nov 72
8/DT/62 Quartz Crystal Oscillator Circuits Nov 72
8/BE/19 Basic Electronics Course - 19 Nov 72
7/B/10 Inductance Bridge Nov 72
1/GA/19 Playmaster 134 Guitar Amplifier 72a6,g7 Oct 72
8/DT/59 Microwaves For Amateurs - 6 Oct 72
7/F/17 200MHz Digital Scaler 72s10 Oct 72
3/MS/36 Train Whistle Oct 72
7/ST/8 Logic Probe 7210 Oct 72
8/DT/60 Multivibrators Oct 72
8/BE/18 Basic Electronics Course - 18 Oct 72
8/AT/37 Electronic Reverberation - 2 Oct 72
8/AT/38 That Annoying Hum Oct 72
1/PA/30 Public Address System Playmaster 135 72sa6 Sep 72
8/C/20 Metal Bender Sep 72
8/DT/58 Microwaves For Amateurs - 5 Sep 72
8/BE/17 Basic Electronics Course - 17 Sep 72
8/AT/36 Electronic Reverberation Sep 72
3/CV/8 Mosfet Converter 52MHz 72c8 Aug 72
1/SE/31 Low Cost Loudspeaker System Aug 72
3/MS/35 Combination Lock Aug 72
8/H/10 The Overland Telegraph Aug 72
8/DT/57 Microwaves For Amateurs - 4 Aug 72
8/BE/16 Basic Electronics Course - 16 Aug 72
3/AU/6 Automotive Voltage Regulators Jul 72
1/SE/30 Transmission-Line Enclosure Jul 72
1/MA/49 Audio Mate Amplifier Jul 72
7/M/40 High Linearity AC Millivolt Meter Jul 72
8/DT/56 Microwaves For Amateurs - 3 Jul 72
8/BE/15 Basic Electronics Course - 15 Jul 72
7/N/6 AF White Noise Generator Jul 72
7/M/41 Photograph's Test Meter Jul 72
1/MS/8 Magnetic Tape Bulk Eraser Jun 72
1/MX/8 3-Channel Mixer Jun 72
1/PA/29 20W Public Address System Playmaster 134 72mx,a6 Jun 72
8/BE/14 Basic Electronics Course - 14 Jun 72
7/RO/50 Sync And Pattern Generator For TV - 2 Jun 72
8/DT/55 Microwaves For Amateurs - 2 Jun 72
8/BE/13 Basic Electronics Course - 13 May 72
8/DT/54 Microwaves For Amateurs May 72
7/RO/49 Sync And Pattern Generator For TV May 72
8/C/18 Electroscope May 72
3/EF/11 Sound Triggered Photo Flash Apr 72
1/SE/29 Horn-Loaded Loudspeakers Apr 72
8/BE/12 Basic Electronics Course - 12 Apr 72
2/LR/5 Light Beam Relay Mar 72
1/MA/49 Utility Amplifier/Power Supply Mar 72
3/AU/5 Brake Light Warning Mar 72
1/PRE/27 Microphone Preamplifier 72p3 Mar 72
8/BE/11 Basic Electronics Course - 11 Mar 72
3/MS/32 LED Indicator Lamp Mar 72
8/IX/33 Index To Volume 33 Mar 72
1/PA/28 A Valve Type PA System Feb 72
2/PC/17 Regulated AC Enlarger Supply Feb 72
8/C/17 A Look At Psychedelic Lighting Feb 72
7/SW/6 Evaluation Of The SWR Reflectometer Feb 72
8/DT/53 IMPATT Diodes At Microwaves - 2 Feb 72
8/BE/10 Basic Electronics Course - 10 Feb 72
2/PC/16 Musicolour Mk II - part 2 Jan 72
3/CV/7 Converter For 432MHz TV Jan 72
3/AU/4 Automotive Voltage Regulators Jan 72
1/SA/38 Low Cost Stereo System 71sa1 Jan 72
8/AT/35 Philips Dynamic Noise Limiter Jan 72
8/BE/9 Basic Electronics Course - 9 Jan 72
8/DT/52 The Pi-Coupler Jan 72
2/PC/16 Musicolour Mk II - part 1 Dec 71
1/EM/28 Beginner's Organ Dec 71
8/BE/8 Basic Electronics Course - 8 Dec 71
2/SW/57 Deltahet Receiver Mk2 Feb 71
2/SW/58 Deltahet Receiver Mk2 Pt 2 Mar 71
2/SW/60 Deltahet Receiver Mk2 Pt 3 May 71
8/H/9 The golden Anniversary Of Broadcasting Jul 70
8/H/8 Single-Sideband In 1925 Oct 69
8/H/7 Sound And Voice Magnifiers Jun 69
8/H/5 Short History Of The Talkies - 2 Oct 68
8/H/4 Short History Of The Talkies Sep 68
8/H/6 A New System Of Short-Wave Amplification May 68
