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This is only a preview of the October 1997 issue of Silicon Chip. You can view 28 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. Items relevant to "Build A 5-Digit Tachometer":
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Silicon Chip
Back Issues
September 1988: Hands-Free Speakerphone; Electronic Fish
Bite Detector; High Performance AC Millivoltmeter, Pt.2; Build
The Vader Voice.
April 1989: Auxiliary Brake Light Flasher; What You Need to Know
About Capacitors; 32-Band Graphic Equaliser, Pt.2; The Story Of
Amtrak Passenger Services.
May 1989: Build A Synthesised Tom-Tom; Biofeedback Monitor
For Your PC; Simple Stub Filter For Suppressing TV Interference;
The Burlington Northern Railroad.
July 1989: Exhaust Gas Monitor; Experimental Mains Hum Sniffers; Compact Ultrasonic Car Alarm; The NSW 86 Class Electrics.
September 1989: 2-Chip Portable AM Stereo Radio (Uses
MC13024 and TX7376P) Pt.1; High Or Low Fluid Level Detector;
Studio Series 20-Band Stereo Equaliser, Pt.2.
October 1989: FM Radio Intercom For Motorbikes Pt.1; GaAsFet
Preamplifier For Amateur TV; 2-Chip Portable AM Stereo Radio,
Pt.2; A Look At Australian Monorails.
November 1989: Radfax Decoder For Your PC (Displays Fax,
RTTY & Morse); FM Radio Intercom For Motorbikes, Pt.2; 2-Chip
Portable AM Stereo Radio, Pt.3; Floppy Disc Drive Formats &
Options; The Pilbara Iron Ore Railways.
December 1989: Digital Voice Board; UHF Remote Switch;
Balanced Input & Output Stages; Operating an R/C Transmitter;
Index to Vol. 2.
January 1990: High Quality Sine/Square Oscillator; Service Tips
For Your VCR; Phone Patch For Radio Amateurs; Active Antenna
Kit; Designing UHF Transmitter Stages.
February 1990: A 16-Channel Mixing Desk; Build A High Quality
Audio Oscillator, Pt.2; The Incredible Hot Canaries; Random
Wire Antenna Tuner For 6 Metres; Phone Patch For Radio
Amateurs, Pt.2.
March 1990: Delay Unit For Automatic Antennas; Workout Timer
For Aerobics Classes; 16-Channel Mixing Desk, Pt.2; Using The
UC3906 SLA Battery Charger IC; The Australian VFT Project.
June 1991: A Corner Reflector Antenna For UHF TV; 4-Channel
Lighting Desk, Pt.1; 13.5V 25A Power Supply For Transceivers,
Pt.2; Active Filter For CW Reception; Tuning In To Satellite TV.
July 1991: Loudspeaker Protector For Stereo Amplifiers;
4-Channel Lighting Desk, Pt.2; How To Install Multiple TV Outlets, Pt.2; Tuning In To Satellite TV, Pt.2; The Snowy Mountains
Hydro Scheme.
September 1991: Digital Altimeter For Gliders & Ultralights;
Ultrasonic Switch For Mains Appliances; The Basics Of A/D & D/A
Conversion; Plotting The Course Of Thunderstorms.
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.
August 1990: High Stability UHF Remote Transmitter; Universal Safety Timer For Mains Appliances (9 Minutes); Horace
The Electronic Cricket; Digital Sine/Square Generator, Pt.2.
September 1990: Low-Cost 3-Digit Counter Module; Simple
Shortwave Converter For The 2-Metre Band; the Bose Lifestyle Music System; The Care & Feeding Of Battery Packs;
How To Make Dynamark Labels.
October 1990: The Dangers of PCBs; Low-Cost Siren For
Burglar Alarms; Dimming Controls For The Discolight;
Surfsound Simulator; DC Offset For DMMs; NE602 Converter Circuits.
November 1990: How To Connect Two TV Sets To One VCR;
Build An Egg Timer; Low-Cost Model Train Controller; 1.5V
To 9V DC Converter; Introduction To Digital Electronics; Build
A Simple 6-Metre Amateur Band Transmitter.
December 1990: The CD Green Pen Controversy; 100W
DC-DC Converter For Car Amplifiers; Wiper Pulser For Rear
Windows; 4-Digit Combination Lock; 5W Power Amplifier
For The 6-Metre Amateur Transmitter; Index To Volume 3.
January 1991: Fast Charger For Nicad Batteries, Pt.1; Have
Fun With The Fruit Machine; Two-Tone Alarm Module; LCD
Readout For The Capacitance Meter; How Quartz Crystals
Work; The Dangers of Servicing Microwave Ovens.
February 1991: Synthesised Stereo AM Tuner, Pt.1; Three
Low-Cost Inverters For Fluorescent Lights; Low-Cost Sinewave Oscillator; Fast Charger For Nicad Batteries, Pt.2; How
To Design Amplifier Output Stages.
March 1991: Remote Controller For Garage Doors, Pt.1;
Transistor Beta Tester Mk.2; A Synthesised AM Stereo
Tuner, Pt.2; Multi-Purpose I/O Board For PC-Compatibles;
Universal Wideband RF Preamplifier For Amateur Radio & TV.
April 1990: Dual Tracking ±50V Power Supply; Voice-Operated
Switch (VOX) With Delayed Audio; 16-Channel Mixing Desk, Pt.3;
Active CW Filter; Servicing Your Microwave Oven.
April 1991: Steam Sound Simulator For Model Railroads;
Remote Controller For Garage Doors, Pt.2; Simple 12/24V
Light Chaser; Synthesised AM Stereo Tuner, Pt.3; A Practical
Approach To Amplifier Design, Pt.2.
June 1990: Multi-Sector Home Burglar Alarm; Build A Low-Noise
Universal Stereo Preamplifier; Load Protector For Power Supplies;
Speed Alarm For Your Car; Fitting A Fax Card To A Computer.
May 1991: 13.5V 25A Power Supply For Transceivers;
Stereo Audio Expander; Fluorescent Light Simulator For
Model Railways; How To Install Multiple TV Outlets, Pt.1.
October 1991: Build A Talking Voltmeter For Your PC, Pt.1; SteamSound Simulator Mk.II; Magnetic Field Strength Meter; Digital
Altimeter For Gliders, Pt.2; Military Applications Of R/C Aircraft.
November 1991: Build A Colour TV Pattern Generator, Pt.1; A
Junkbox 2-Valve Receiver; Flashing Alarm Light For Cars; Digital
Altimeter For Gliders, Pt.3; Build A Talking Voltmeter For Your PC,
Pt.2; Build a Turnstile Antenna For Weather Satellite Reception.
December 1991: TV Transmitter For VCRs With UHF Modulators;
Infrared Light Beam Relay; Colour TV Pattern Generator, Pt.2;
Index To Volume 4.
January 1992: 4-Channel Guitar Mixer; Adjustable 0-45V 8A
Power Supply, Pt.1; Baby Room Monitor/FM Transmitter; Experiments For Your Games Card.
March 1992: TV Transmitter For VHF VCRs; Thermostatic
Switch For Car Radiator Fans; Telephone Call Timer; Coping
With Damaged Computer Directories; Guide Valve Substitution
In Vintage Radios.
April 1992: IR Remote Control For Model Railroads; Differential
Input Buffer For CROs; Understanding Computer Memory;
Aligning Vintage Radio Receivers, Pt.1.
May 1992: Build A Telephone Intercom; Electronic Doorbell;
Battery Eliminator For Personal Players; Infrared Remote Control
For Model Railroads, Pt.2; Aligning Vintage Radio Receivers, Pt.2.
June 1992: Multi-Station Headset Intercom, Pt.1; Video Switcher
For Camcorders & VCRs; IR Remote Control For Model Railroads,
Pt.3; 15-Watt 12-240V Inverter; A Look At Hard Disc Drives.
August 1992: An Automatic SLA Battery Charger; Miniature 1.5V
To 9V DC Converter; 1kW Dummy Load Box For Audio Amplifiers;
Troubleshooting Vintage Radio Receivers; MIDI Explained.
October 1992: 2kW 24VDC - 240VAC Sinewave Inverter; Multi-Sector Home Burglar Alarm, Pt.2; Mini Amplifier For Personal
Stereos; A Regulated Lead-Acid Battery Charger.
January 1993: Flea-Power AM Radio Transmitter; High Intensity
LED Flasher For Bicycles; 2kW 24VDC To 240VAC Sinewave
Inverter, Pt.4; Speed Controller For Electric Models, Pt.3.
February 1993: Three Projects For Model Railroads; Low Fuel
Indicator For Cars; Audio Level/VU Meter (LED Readout); An Electronic Cockroach; 2kW 24VDC To 240VAC Sinewave Inverter, Pt.5.
March 1993: Solar Charger For 12V Batteries; Alarm-Triggered
Security Camera; Reaction Trainer; Audio Mixer for Camcorders;
A 24-Hour Sidereal Clock For Astronomers.
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78 Silicon Chip
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details or fax the details to (02) 9979 6503.
Card No.
April 1993: Solar-Powered Electric Fence; Audio Power Meter;
Three-Function Home Weather Station; 12VDC To 70VDC
Converter; Digital Clock With Battery Back-Up.
May 1993: Nicad Cell Discharger; Build The Woofer Stopper;
Alphanumeric LCD Demonstration Board; The Microsoft Windows Sound System; The Story of Aluminium.
June 1993: AM Radio Trainer, Pt.1; Remote Control For The
Woofer Stopper; Digital Voltmeter For Cars; A Windows-Based
Logic Analyser.
July 1993: Single Chip Message Recorder; Light Beam Relay
Extender; AM Radio Trainer, Pt.2; Quiz Game Adjudicator;
Windows-based Logic Analyser, Pt.2; Antenna Tuners – Why
They Are Useful.
August 1993: Low-Cost Colour Video Fader; 60-LED Brake
Light Array; Microprocessor-Based Sidereal Clock; Southern
Cross Z80-Based Computer; A Look At Satellites & Their Orbits.
September 1993: Automatic Nicad Battery Charger/Discharger;
Stereo Preamplifier With IR Remote Control, Pt.1; In-Circuit
Transistor Tester; A +5V to ±15V DC Converter; Remote-Controlled Cockroach.
October 1993: Courtesy Light Switch-Off Timer For Cars;
Wireless Microphone For Musicians; Stereo Preamplifier With
IR Remote Control, Pt.2; Electronic Engine Management, Pt.1.
November 1993: Jumbo Digital Clock; High Efficiency Inverter
For Fluorescent Tubes; Stereo Preamplifier With IR Remote
Control, Pt.3; Siren Sound Generator; Engine Management,
Pt.2; Experiments For Games Cards.
December 1993: Remote Controller For Garage Doors; LED
Stroboscope; 25W Amplifier Module; 1-Chip Melody Generator;
Engine Management, Pt.3; Index To Volume 6.
January 1994: 3A 40V Adjustable Power Supply; Switching
Regulator For Solar Panels; Printer Status Indicator; Mini Drill
Speed Controller; Stepper Motor Controller; Active Filter Design;
Engine Management, Pt.4.
February 1994: Build A 90-Second Message Recorder;
12-240VAC 200W Inverter; 0.5W Audio Amplifier; 3A 40V
Adjustable Power Supply; Engine Management, Pt.5; Airbags
– How They Work.
March 1994: Intelligent IR Remote Controller; 50W (LM3876)
Audio Amplifier Module; Level Crossing Detector For Model
Railways; Voice Activated Switch For FM Microphones; Simple
LED Chaser; Engine Management, Pt.6.
April 1994: Sound & Lights For Model Railway Level Crossings;
Discrete Dual Supply Voltage Regulator; Universal Stereo Preamplifier; Digital Water Tank Gauge; Engine Management, Pt.7.
May 1994: Fast Charger For Nicad Batteries; Induction Balance
Metal Locator; Multi-Channel Infrared Remote Control; Dual
Electronic Dice; Simple Servo Driver Circuits; Engine Management, Pt.8; Passive Rebroadcasting For TV Signals.
June 1994: 200W/350W Mosfet Amplifier Module; A Coolant
Level Alarm For Your Car; 80-Metre AM/CW Transmitter For
Amateurs; Converting Phono Inputs To Line Inputs; PC-Based
Nicad Battery Monitor; Engine Management, Pt.9.
July 1994: Build A 4-Bay Bow-Tie UHF Antenna; PreChamp
2-Transistor Preamplifier; Steam Train Whistle & Diesel Horn
Simulator; Portable 6V SLA Battery Charger; Electronic Engine
Management, Pt.10.
August 1994: High-Power Dimmer For Incandescent Lights; Microprocessor-Controlled Morse Keyer; Dual Diversity Tuner For
FM Microphones, Pt.1; Nicad Zapper; Engine Management, Pt.11.
September 1994: Automatic Discharger For Nicad Battery Packs;
MiniVox Voice Operated Relay; Image Intensified Night Viewer;
AM Radio For Weather Beacons; Dual Diversity Tuner For FM
Microphones, Pt.2; Engine Management, Pt.12.
October 1994: How Dolby Surround Sound Works; Dual Rail
Variable Power Supply; Build A Talking Headlight Reminder;
Electronic Ballast For Fluorescent Lights; Build A Temperature
Controlled Soldering Station; Electronic Engine Management,
Pt.13.
November 1994: Dry Cell Battery Rejuvenator; Novel Alphanumeric Clock; 80-Metre DSB Amateur Transmitter; Twin-Cell
Nicad Discharger (See May 1993); Anti-Lock Braking Systems;
How To Plot Patterns Direct To PC Boards.
December 1994: Dolby Pro-Logic Surround Sound Decoder,
Pt.1; Easy-To-Build Car Burglar Alarm; Three-Spot Low Distortion
Sinewave Oscillator; Clifford – A Pesky Electronic Cricket; Cruise
Control – How It Works; Remote Control System for Models,
Pt.1; Index to Vol.7.
January 1995: Sun Tracker For Solar Panels; Battery Saver
For Torches; Dolby Pro-Logic Surround Sound Decoder,
Pt.2; Dual Channel UHF Remote Control; Stereo Microphone
Prea mplifier;The Latest Trends In Car Sound; Pt.1.
February 1995: 50-Watt/Channel Stereo Amplifier Module;
Digital Effects Unit For Musicians; 6-Channel Thermometer
With LCD Readout; Wide Range Electrostatic Loudspeakers,
Pt.1; Oil Change Timer For Cars; The Latest Trends In Car
Sound; Pt.2; Remote Control System For Models, Pt.2.
March 1995: 50 Watt Per Channel Stereo Amplifier, Pt.1;
Subcarrier Decoder For FM Receivers; Wide Range Electrostatic Loudspeakers, Pt.2; IR Illuminator For CCD Cameras;
Remote Control System For Models, Pt.3; Simple CW Filter.
April 1995: FM Radio Trainer, Pt.1; Photographic Timer
For Darkrooms; Balanced Microphone Preamp. & Line
Filter; 50W/Channel Stereo Amplifier, Pt.2; Wide Range
Electrostatic Loudspeakers, Pt.3; 8-Channel Decoder For
Radio Remote Control.
May 1995: What To Do When the Battery On Your PC’s
Motherb oard Goes Flat; Build A Guitar Headphone Amplifier; FM Radio Trainer, Pt.2; Transistor/Mosfet Tester For
DMMs; A 16-Channel Decoder For Radio Remote Control;
Introduction to Satellite TV.
June 1995: Build A Satellite TV Receiver; Train Detector
For Model Railways; 1W Audio Amplifier Trainer; Low-Cost
Video Security System; Multi-Channel Radio Control Transmitter For Models, Pt.1; Build A $30 Digital Multimeter.
July 1995: Electric Fence Controller; How To Run Two Trains
On A Single Track (Incl. Lights & Sound); Setting Up A
Satellite TV Ground Station; Build A Reliable Door Minder
(Uses Pressure Sensing); Adding RAM To A Computer.
August 1995: Fuel Injector Monitor For Cars; Gain Controlled Microphone Preamp; Audio Lab PC Controlled Test
Instrument, Pt.1; Mighty-Mite Powered Loudspeaker; How
To Identify IDE Hard Disc Drive Parameters.
September 1995: Keypad Combination Lock; The Incredible
Vader Voice; Railpower Mk.2 Walkaround Throttle For
Model Railways, Pt.1; Jacob’s Ladder Display; The Audio
Lab PC Controlled Test Instrument, Pt.2.
October 1995: Geiger Counter; 3-Way Bass Reflex Loudspeaker System; Railpower Mk.2 Walkaround Throttle For
Model Railways, Pt.2; Fast Charger For Nicad Batteries;
Digital Speedometer & Fuel Gauge For Cars, Pt.1.
November 1995: Mixture Display For Fuel Injected Cars;
CB Transv erter For The 80M Amateur Band, Pt.1; PIR
Movement Detector; Dolby Pro Logic Surround Sound
Decoder Mk.2, Pt.1; Digital Speedometer & Fuel Gauge
For Cars, Pt.2.
December 1995: Engine Immobiliser; 5-Band Equaliser; CB
Transverter For The 80M Amateur Band, Pt.2; Subwoofer
Controller; Dolby Pro Logic Surround Sound Decoder Mk.2,
Pt.2; Knock Sensing In Cars; Index To Volume 8.
January 1996: Surround Sound Mixer & Decoder, Pt.1;
Magnetic Card Reader; Build An Automatic Sprinkler
Controller; IR Remote Control For The Railpower Mk.2;
Recharging Nicad Batteries For Long Life.
February 1996: Three Remote Controls To Build; Woofer
Stopper Mk.2; 10-Minute Kill Switch For Smoke Detectors;
Basic Logic Trainer; Surround Sound Mixer & Decoder,
Pt.2; Use your PC As A Reaction Timer.
March 1996: Programmable Electronic Ignition System;
Zener Diode Tester For DMMs; Automatic Level Control For
PA Systems; 20ms Delay For Surround Sound Decoders;
Multi-Channel Radio Control Transmitter; Pt.2; Cathode
Ray Oscilloscopes, Pt.1.
April 1996: Cheap Battery Refills For Mobile Telephones;
125W Power Amplifier Module; Knock Indicator For Leaded
Petrol Engines; Multi-Channel Radio Control Transmitter;
Pt.3; Cathode Ray Oscilloscopes, Pt.2.
May 1996: Upgrading The CPU In Your PC; Build A High
Voltage Insulation Tester; Knightrider Bi-Directional LED
Chaser; Simple Duplex Intercom Using Fibre Optic Cable;
Cathode Ray Oscilloscopes, Pt.3.
June 1996: BassBox CAD Loudspeaker Software Reviewed;
Stereo Simulator (uses delay chip); Rope Light Chaser; Low
Ohms Tester For Your DMM; Automatic 10A Battery Charger.
July 1996: Installing a Dual Boot Windows System On
Your PC; Build A VGA Digital Oscilloscope, Pt.1; Remote
Control Extender For VCRs; 2A SLA Battery Charger; 3-Band
Parametric Equaliser; Single Channel 8-bit Data Logger.
August 1996: Electronics on the Internet; Customising
the Windows Desktop; Introduction to IGBTs; Electronic
Starter For Fluoresc ent Lamps; VGA Oscilloscope, Pt.2;
350W Amplifier Module; Masthead Amplifier For TV & FM;
Cathode Ray Oscilloscopes, Pt.4.
September 1996: VGA Oscilloscope, Pt.3; Infrared Stereo
Headphone Link, Pt.1; High Quality PA Loudspeaker;
3-Band HF Amateur Radio Receiver; Feedback On Pro
grammable Ignition (see March 1996); Cathode Ray
Oscilloscopes, Pt.5.
October 1996: Send Video Signals Over Twisted Pair
Cable; Power Control With A Light Dimmer; 600W DC-DC
Converter For Car Hifi Systems, Pt.1; Infrared Stereo
Headphone Link, Pt.2; Multi-Media Sound System, Pt.1;
Multi-Channel Radio Control Transmitter, Pt.8.
November 1996: Adding An Extra Parallel Port To Your
Computer; 8-Channel Stereo Mixer, Pt.1; Low-Cost Fluorescent Light Inverter; How To Repair Domestic Light
Dimmers; Build A Multi-Media Sound System, Pt.2; 600W
DC-DC Converter For Car Hifi Systems, Pt.2.
December 1996: CD Recorders – The Next Add-On For
Your PC; Active Filter Cleans Up CW Reception; Fast Clock
For Railway Modellers; Laser Pistol & Electronic Target;
Build A Sound Level Meter; 8-Channel Stereo Mixer, Pt.2;
Index To Volume 9.
January 1997: How To Network Your PC; Using An Auto
transformer To Save Light Bulbs; Control Panel For Multiple
Smoke Alarms, Pt.1; Build A Pink Noise Source (for Sound
Level Meter Calibration); Computer Controlled Dual Power
Supply, Pt.1; Digi-Temp Monitors Eight Temperatures.
February 1997: Computer Problems: Sorting Out What’s
At Fault; Cathode Ray Oscilloscopes, Pt.6; PC-Controlled
Moving Message Display; Computer Controlled Dual Power
Supply, Pt.2; Alert-A-Phone Loud Sounding Alarm; Control
Panel For Multiple Smoke Alarms, Pt.2.
March 1997: Driving A Computer By Remote Control;
Plastic Power PA Amplifier (175W); Signalling & Lighting
For Model Railways; Build A Jumbo LED Clock; Audible
Continuity Tester; Cathode Ray Oscilloscopes, Pt.7.
April 1997: Avoiding Windows 95 Hassles With Motherboard Upgrades; Simple Timer With No ICs; Digital Voltmeter For Cars; Loudspeaker Protector For Stereo Amplifiers;
Model Train Controller; Installing A PC-Compatible Floppy
Drive In An Amiga 500; A Look At Signal Tracing; Pt.1;
Cathode Ray Oscilloscopes, Pt.8.
May 1997: Windows 95 – The Hardware Required; Teletext
Decoder For PCs; Build An NTSC-PAL Converter; Neon
Tube Modulator For Light Systems; Traffic Lights For A
Model Intersection; The Spacewriter – It Writes Messages
In Thin Air; A Look At Signal Tracing; Pt.2; Cathode Ray
Oscilloscopes, Pt.9.
June 1997: Tuning Up Your Hard Disc Drive; PC-Controlled
Thermometer/Thermostat; Colour TV Pattern Generator,
Pt.1; Build An Audio/RF Signal Tracer; High-Current Speed
Controller For 12V/24V Motors; Manual Control Circuit For
A Stepper Motor; Fail-Safe Module For The Throttle Servo;
Cathode Ray Oscilloscopes, Pt.10.
July 1997: Infrared Remote Volume Control; A Flexible
Interface Card For PCs; Points Controller For Model
Railways; Simple Square/Triangle Waveform Generator;
Colour TV Pattern Generator, Pt.2; An In-Line Mixer For
Radio Control Receivers; How Holden’s Electronic Control
Unit works, Pt.1.
August 1997: The Bass Barrel Subwoofer; 500 Watt Audio
Power Amplifier Module; A TENs Unit For Pain Relief;
Addressable PC Card For Stepper Motor Control; Remote
Controlled Gates For Your Home; How Holden’s Electronic
Control Unit Works, Pt.2.
September 1997: Multi-Spark Capacitor Discharge Ignition; Build The 500W Audio Power Amplifier, Pt.2; A Video
Security System For Your Home; PC Card For Controlling
Two Stepper Motors; HiFi On A Budget; Win95, MSDOS.
SYS & The Registry.
PLEASE NOTE: November 1987 to August 1988, October
1988 to March 1989, June 1989, August 1989, May 1990,
August 1991, February 1992, July 1992, September 1992,
November 1992 and December 1992 are now sold out. All
other issues are presently in stock. For readers wanting
articles from sold-out issues, we can supply photostat
copies (or tear sheets) at $7.00 per article (includes
p&p). When supplying photostat articles or back copies,
we automatically supply any relevant notes & errata at no
extra charge. A complete index to all articles published
to date is available on floppy disc for $10 including p&p.
October 1997 79
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