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This is only a preview of the May 1991 issue of Silicon Chip. You can view 41 of the 96 pages in the full issue, including the advertisments. For full access, purchase the issue for $10.00 or subscribe for access to the latest issues. Articles in this series:
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Items relevant to "13.5V 25A Power Supply For Transceivers, Pt.1":
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Silicon Chip
BACK COPIES
May 1988: Optical Tachom eter For Aeromodellers ; High Energy Ignition For Cars; Ultrasonic
Car Burglar Alarm ; Walkaround Throttle For Model
Railroad s , Pt.2; Des igning & Building RF
Attenuators; Motorola MC3334P High Energy Ignition IC Data.
July 1988: Stereo Contr9I Preampl ifier, Pt.2; Fitting A Fuel Cut-Off Solenoid; Booster For TV &
FM Signals ; The Di scolight Light Show, Pt.1 ; Tone
Burst Source For Amplifier Headroom Testi ng;
What Is Negati ve Feedback, Pt. 3; Ameren MA1200 Power Amplifier Review; Amplifi er Headroom - Is It A Con ?
August 1988: Building A Plasma Display; Universal Power Supply Board; Remote Chime/Doorbell ; High Performance AC Millivoltmeter, Pt.1 ;
Discolight Light Show, Pt.2 ; Getting The Most Out
Of Nicad Batteries; Data On Insulated Tab Triacs.
September 1988: Hands-Free Speakerphone;
Electronic Fish Bite Detecto r; High Performance
AC Millivoltmeter, Pt.2; Vader Voice ; Motorola
MC34018 Speakerphone IC Data; Nati onal Semi conductor LM1 2 150W Op Am p Data & Applica-
lions; What Is Negative Feedback, Pt.4.
.
October 1988: Stereo FM Transmitter (Uses
Rohm BA1404) ; Hi gh Performance FM Antenna;
Matchbox Crystal Set; Electronic House Number;
Converting A CB Radio To The 28MHz Band ;
Oueensland's Powerful Electric Locomotives.
November 1988: 120W PA Amp lifier Module
(Uses Mosfets); Poor Man's Plasma Display; Au tomotive Night Safety Light ; Adding A Headset To
The Speakerphone; How To Qu ieten The Fan In
Your Compute r; Screws & Screwdri vers , What
You Need To Know; Diese l Electric Locomotives .
December 1988: 120W PA Amplifier (With Balanced Inputs) , Pt.1; Diesel Sound Generator; Car
Antenna/Demister Adaptor ; SSB Adaptor For
Shortwave Receivers ; Electronics & Holden's New
V6 Engine; Why Diesel Electrics Ki lled Off Steam;
Index to Volume 1.
January 1989: Li ne Filter For Computers; Ultraso ni c Proximity Detector For Cars; Simple Co mputer Sound Repeater; 120W PA Amplifie r (With
Balanced Inputs) Pt.1; How To Service Car Cas-
•,. _.,.,_-10 \\le~ rf,\\.1'1.-'$
~
sette Players; Massive Diesel Electrics In The
USA; Marantz LD50 Loudspeakers.
February 1989: Trans istor Beta Tester; Minstrel
2-30 Loudspeaker System; LED Flasher For Model
Railways (uses LM3909); Build A Simple VHF FM
Monitor (uses MC3362) , Pt.1 ; Lightning & Electro nic Appliances; Using Comparators to Detect &
Measure.
March 1989: LED Message Board, Pt.1 ; 32-Band
Graphic Equaliser, Pt.1 ; Stereo Compressor For
CD Players ; Map Reader For Trip Calcu lations;
Amateur VHF FM Monitor, Pt.2; Signetics NE572
Compandor IC Data ; Electronics For Everyone Resistors.
April 1989: Aux ili ary Brake Light Flas her; Electronics For Everyone : What You Need to Know
About Capacitors; Telephone Bell Monitor/Tra ns-
U se this handy form to order your back copies
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February 1991
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SILICON CHIP
Computer, Pt.4 ; Weather Fax Frequencies.
August 1990: High Stability UHF Remote Transmitter; Universal Safety Timer For Mains Appliances (9 Minutes); Horace The Electronic Cricket;
Digital Sine/Square Wave Generator, Pt.2; The
Tube Vs. The Microchip (Two Shortwave Receivers Compared); What To Do When Your Computer Goes Bung, Pt.4.
September 1990: Music On Hold For Your Telephone; Remote Control Extender For VCRs;
Power Supply For Burglar Alarms; Low-Cost 3Digit Counter Module; Voice Mail For Your Computer; Simple Shortwave Converter For The 2Metre Band; How To Make Dynamark Labels.
mitter; 32-Band Graphic Equaliser, Pt.2; LED Message Board, Pt.2.
May 1989: Electronic Poo ls/Lotto Selector; Synthesised Tom-Tom ; Biofeedback Monitor For Your
PC; Simple Stub Filter For Suppressing TV Interference; LED Message Board, Pt.3; Electronics
for Everyone - All About Electrolytic Capacitors.
June 1989: Touch- Lamp Dimmer (uses Siemens
SLB0586); Passive Loop Antenna For AM Radios;. Universal Temperature Controller; Understanding CRO Probes; LED Message Board, Pt.3;
Coherent CW - A New Low Power Transmission
Technique.
July 1989: Exhaust Gas Monitor (Uses TGS812
Gas Sensor); Extension For The Touch-Lamp
Dimmer; Experimental Mains Hum Sniffers; Compact Ultrasonic Car Alarm; NSW 86 Class Electric
Locomotives; Facts On The PhaxSwitch - Sharing Your Phone Line With A Fax Machine . .
August 1989: Build A Baby Tower AT Computer;
Studio Series 20-Band Stereo Equaliser, Pt.1;
Garbage Reminder - A 7-day Programmable
Timer; Introduction To Stepper Motors ; GaAsFet
Preamplifier For The 2-Metre Band; Modern 3Phase Electric Locomotives.
September 1989: 2-Chip Portable AM Stereo
Rad io (Uses MC13024 and TX7376P) Pt.1; AlarmTriggered Telephone Dialler; High Or Low Fluid
Leve l Detector (uses -LM1830N); Simple DTMF
Encoder (uses Texas TMC5089); Studio Series
20-Band Stereo Equaliser, Pt.2; Auto-Zero Module for Audio Amplifiers (Uses LMC669); A Guide
To Hard Disc Drives.
October 1989: Introducing Remote Control; FM
Radio Intercom For Motorbikes (Uses BA 1404
And TDA7000) Pt.1; GaAsFet Preamp lifier For
Amateu'r TV; 1Mb Printer Buffer; 2-Chip Portable
AM Stereo Radio , Pt.2; Installing A Hard Disc In
The PC; A Look At Aystralian Monorails.
November 1989:· Radfax Decoder For Your PC
(Disp lays Fax, RTTY and Morse) ; Super Sensitive FM Bug; Build A Low Cost Analog Multimeter;
FM Radio Intercom For Motorbikes, Pt.2; 2-Chip
Portable AM Stereo Radio, Pt.3 ; Floppy Disc Drive
Formats & Options; The Pi lbara Iron Ore Railways.
December 1989: Digital Voice Board (Records
Up To Four Separate Messages, Uses Texas
TMS3477NL and 256K RAMs); UHF Remote
Switch; Balanced Input & Output Stages; National
Semiconductor LM831 Low Voltage Amplifier IC
Data; Install A Clock Card In Your PC; Index to
Volume 2 (January- December 1989).
January 1990: Service Tips For Your VCR;
Speeding Up Your PC; Phone Patch For Radio
Amateurs; High Quality Sine/Square Oscillator;
Active Antenna Kit; The Latest On High Definition
TV; Speed Controller For Ceiling Fans; Designing
UHF Transmitter Stages.
February 1990: 16-Channe l Mixing Desk; High
Quality Audio Osci llator, Pt.2; The Incredible Hot
Canaries; Random Wire Antenna Tuner For 6
Metres; Phone Patch For Radio Amateurs , Pt.2;
PC Program Calculates Great Circle Bearings.
March 1990: 6/12V Charger For Sealed LeadAcid Batteries; Delay Unit For Automatic Antennas; Workout Timer For Aerobics Classes; 16Channel Mixing Desk, Pt.2; Using The UC3906
SLA Battery Charger IC ; Digital Waveform Generation Using a PC; The Controls On A Model
Aircraft.
April 1990: Dual Tracking ±50V Power Supply;
VOX With Delayed Audio; Relative Field Strength
Meter; 16-Channel Mixing Desk, Pt.3; Simple Service Tips For Your Microwave Oven; Model Aircraft
Aerodynamics; Active CW Filter For Weak Signal
Reception.
May 1990: Build A 4-Digit Capacitance Meter;
High Energy Ignition For Cars With Reluctor Distributors; The Mozzie CW Transceiver; Waveform
Generation Using A PC, Pt.3; 16-Channel Mixing
Desk, Pt.4; What To Do When Your Computer
Goes Bung, Pt.1; Electronic Load For Checking
Power Supplies.
June 1990: Multi-Sector Home Burglar Alarm;
Low-Noise Universal Stereo Preamplifier; Load
Protection Switch For Power Supplies ; A Speed
Alarm For Your Car; Design Factors For Model
Aircraft; Fitting A Fax Card To Your Computer;
What To Do When Your Computer Goes Bung,
Pt.2.
July 1990: Digital Sine/Square Generator, Pt.1
(Covers 0-500kHz) ; Burglar Alarm Keypad & Combination Lock; Simple Electronic Die; Low-Cost
Dual Power Supply ; Inside A Coal Burning Power
Station; What To Do When Your Computer Goes
Bung, Pt.3; Digital Waveform Generation Using A
October 1990: Low-Cost Siren For Burglar
Alarms; Dimming Controls For The Discolight;
Surfsound Simulator; DC Offset For DMMs ; The
Dangers of Polychlorinated Biphenyls; The Bose
Lifesty le Music System ; Using The NE602 In
Home-Brew Converter Circuits.
November 1990: Low-Cost Model Train Control ler; Battery Powered Laser Pointer; A
Really
Snazzy Egg Timer; 1.5V To 9V DC Converter;
How To Connect Two TV Sets To One VCR;
Introduction To Digital Electronics ; Simple 6Metre Amateur Transmitter.
December 1990: DC-DC Converter For Car Amplifiers; The Big Escape - A Game Of Skill; Wiper
Pulser For Rear Windows ; Versatile 4-Digit Combination Lock; 5W Power Amplifier For The 6Metre Amateur Transmitter ; The Green CD Pen
Controversy.
January 1991: Fast Charger For Nicad Batteries,
Pt.1 ; Have Fun With The Fruit Machine; TwoTone Alarm Module; Laser Power Supply (For
Tubes With Ratings Up To 10mW); LCD Readout
For The Capacitance Meter; How Quartz Crystals
Work; The Dangers When Servicing Microwave
Ovens; Electric Vehicles - The State Of The Art.
February 1991: Synthesised Stereo AM Tuner,
Pt.1; Three Inverters For Fluorescent Lights ; LowCost Sinewave Oscillator; Fast Charger For Nicad
Batteries, Pt.2; How To Design Amplifier Output
Stages; Tasmania's Hydroelectric Power System .
March 1991: Remote Controller For Garage
Doors, Pt.1; Transistor Beta Tester Mk.2; Synthesised AM Stereo Tuner, Pt.2; Multi-Purpose 1/0
Board For PC-Compatibles ; Universal Wideband
RF Preamplifier For Amateurs & TV; A Look At
Config.Sys & Ansi.Sys; High-Voltage DC Transmission Systems.
April 1991: Steam Sound Simulator For Model
Railroads ; Simp le 12/ 24V Light Chaser ;
Remote Controller For Garage Doors, Pt.2; Synthesised AM Stereo Tuner, Pt.3 ; A Practical Approach To Amplifier Design, Pt.2; The Easytune
FSK Indicator For HF Transmissions; Playing With
the Ansi.sys File.
PLEASE NOTE:
All issues from November 1987 to April 1988, plus
June 1988, are now sold out. All subsequent issues are presently in stock. For readers wanting
articles from issues out of print, we can supply
photostat copies (or tearsheets) at $5.00 per article, including postage. When supplying photostat
articles or back copies, we automatically supply
any relevant Notes & Errata, at no extra charge.
MAY1991
91
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