List of projects published in Radio-Electronics magazine

This is a list of electronics projects published in Radio-Electronics magazine under the "Build This" heading.

1981

Title	Description	Author	Issue	Publication date
Pay-TV decoder	Adaptor connects to the video-detector output inside your TV to descramble over-the-air pay-TV signals.	Ray Pichulo	52/1	January 1981
Computer/TV interface	Adaptor lets you modify your TV set for use as a video monitor.	David E. Carter	52/1	January 1981
Unicorn-1 robot	Modifying the arms to provide a twist-of-the-wrist function plus adding LED motor-direction indicators.	James A. Gupton, Jr.	52/1	January 1981
Pay-TV decoder	Part 2—Construction details for an adaptor that connects to the video-detector output outside your TV to descramble over-the-air pay-TV signals.	Ray Pichulo	52/2	February 1981
Unicorn-1 robot	Part 7—Construction details for an interface board that will permit motor control via remote control or an on-board computer.	James A. Gupton, Jr.	52/2	February 1981
DMM accessory for ultra-low ohms	Add-on accessory for your DMM extends resistance measurements down to .0001 ohms.	J. T. Cataldo	52/2	February 1981
PROM programmer	Program your own PROM's on your workbench with this inexpensive device.	T. E. LeVere	52/2	February 1981
Audio signal restoration unit	Hear your records and tapes as you've never heard them before.	Joseph M. Gorin	52/3	March 1981
Do-nothing box	Does "nothing" like you've never seen it done yet.	Noel Nyman	52/3	March 1981
Unicorn-1 robot	The first step on the road to radio control.	James A. Gupton, Jr.	52/3	March 1981
Computer-Selectric interface	An easy way to use an IBM Selectric terminal/printer for output from your computer.	E. G. Brooner	52/4	April 1981
Unicorn-1 robot	Finishing up the conversion to radio control.	James A. Gupton, Jr.	52/4	April 1981
Audio-signal restoration unit	Build this and "expand" your listening pleasure.	Joseph M. Gorin	52/4	April 1981
Unicorn-1 robot—adding computer control	A look at the hardware and programming requirements needed to add computer control.	James A. Gupton, Jr.	52/5	May 1981
LED VU meter for your hi-fi	Here's an all-electronic digital VU meter that you can add to your hi-fi system.	Bradley Albing	52/5	May 1981
Computer-to-Selectric interface	Part 2—An inexpensive way to use an IBM Selectric typewriter as a hard copy printer for your computer.	E. G. Brooner	52/5	May 1981
$60 modem	Give your computer a telephone interface. There's a lot waiting for it at the other end of the line.	Robert Ward	52/6	June 1981
Lumitron-4 light sequencer	A four-channel light controller that will put many commercial disco installations to shame.	David L. Holmes	52/6	June 1981
Unicorn-1 robot	Give your robot the senses of sight and touch.	James A. Gupton, Jr.	52/6	June 1981
Negative ion generator	Negatively-charged oxygen is claimed to provide many benefits. Here's your chance to find out for yourself.	Ronald E. Pyle	52/7	July 1981
$60 modem	The second part of this article winds up the construction phase of the project and introduces the software.	Robert Ward	52/7	July 1981
Lumitron-4 light sequencer	Final construction and checkout and a fascinating light display.	David L. Holmes	52/7	July 1981
Satellite TV antenna	The 8-Ball—a satellite TV antenna you can build for under $750.	H. D. McCullough	52/8	August 1981
Synthesized RF generator	The Programma-2 covers a range of 300 kHz to 30 MHz and costs about $3100 less than its commercial counterparts.	Gary McClellan	52/8	August 1981
Electronic musical horn	Don't blow your horn in traffic—play it!	Fred Blechman, David McDonald	52/8	August 1981
$60 modem	Part 3—The conclusion of this article presents the software your computer will need to use the modem.	Robert Ward	52/8	August 1981
UHF prescaler	Extend the range of your frequency counter up to 650 MHz.	Bill Owen	52/8	August 1981
Hi-fi analog reverb system	Attach this to your hi-fi system and expand your listening room into a concert hall.	Carl Sawtell	52/9	September 1981
Musical horn for your car	Part 2. Toot your own tune with this easy to build and install musical horn. PROM's allow you to program whatever tunes you like.	Fred Blechman, David McDonald	52/9	September 1981
Satellite TV antenna	Part 2. Before you receive TV signals from satellites, you need an antenna. Here's an inexpensive design using commonly available materials.	H. D. McCullough	52/9	September 1981
Synthesized RF generator	Part 2. Construction details for a 300 kHz to 30 MHz RF generator for your workbench.	Gary McClellan	52/9	September 1981
Hi-fi analog reverb system	Part 2. Finishing up this audio-enhancement device that adds ambience to your listening room.	Carl Sawtell	52/10	October 1981
Satellite TV antenna	Part 3. How to install and aim the 8-Ball spherical TVRO antenna.	H. D. McCullough	52/10	October 1981
Low frequency filter	Eliminate the ffects of annoying low-frequency record "noise" with this simple circuit.	Joseph M. Gorin	52/11	November 1981
Expanded scale voltmeter	Here's a way for you to add super accuracy to your analog voltmeter.	T. J. Byers	52/11	November 1981
Synthesized RF generator	Part 3. How to complete, calibrate and use the Programma-2.	Gary McClellan	52/11	November 1981
Hi-fi decoder for discs	CBS's new noise-reduction system for phonograph records. Build yours today and take advantage of the new, noiseless CX-encoded discs.	Joel Cohen	52/12	December 1981
4 simple toys	Easy to build and yet entertaining to a youngster. They all make delightful presents for the holiday season.	Dan and Diane Talbot	52/12	December 1981
Hi-fi mini-speaker	Small, efficient, and great sounding. Based on a patented principle that works.	George Pappanikolaou	52/12	December 1981
LIMIK	Harmless insect-like gadget that is a sure-fire attention grabber.	Merritt Kappel	52/12	December 1981

1982

Title	Description	Author	Issue	Publication date
Video sync stabilizer	Accessory gadget for videocassete recorders displays rock-steady pictures from pre-recorded video tapes.	Gene Roseth	53/1	January 1982
Hi-fi CX decoder for records	Part 2: CBS's new noise-reduction system for phonograph records. Build yours today and take advantage of the new noiseless discs.	Joel Cohen	53/1	January 1982
PROM programmer	Self-contained 2716 programmer stores your programs in reusable EPROM's quickly and efficiently.	Robert N. Beaber	53/2	February 1982
Digital thermometer	Easy-to-build thermometer for your home has a unique clear plastic enclosure.	Michael Rigsby	53/2	February 1982
SAFE subwoofer	Based on the patented SAFE principle, this add-on speaker system provides extended bass response.	George Pappanikolaou	53/2	February 1982
Telephone in-use monitor	A simple device to tell you when a multi-phone system is in use.	Christopher M. Dunn	53/3	March 1982
UHF-TV antenna preamp	How to get 25 dB of gain on UHF channels.	Ray Pichulo	53/3	March 1982
Video titler	Add titles to your home video movies with this microprocessor-based character and graphics generator. NTSC video output connects directly to your VCR.	Michel Champagne	53/4	April 1982
Super siren	Multi-mode siren is a great add-on to your burglar-alarm system.	William D. Kraengel, Jr.	53/4	April 1982
6 unique projects for your car	Six projects for April 1.	Joseph Gartman, Martin Bradley Weinstein	53/4	April 1982
Satellite TV receiver	A high quality receiver for under $500. Add an antenna and an LNA for a complete satellite earth station.	David Becker	53/5	May 1982
Automatic power switcher	An easy-to-build elegant solution to having to throw multiple power switches.	Gary McClellan	53/5	May 1982
UHF-TV preamp	Part 2: Improve UHF reception with this 2-stage amplifier.	Ray Pichulo	53/5	May 1982
Video titler	Part 2: Add titles to your home video movies with this alphanumeric character and graphics generator.	Michel Champagne	53/5	May 1982
Stereo image expander	Turn your listening room into a "sonic stage" with this easy-to-use imager.	Joel Cohen	53/6	June 1982
Pocket calculator	Use it to check and maintain the accuracy of your test instruments.	Gary McClellan	53/6	June 1982
Satellite TV receiver	Part 2: Complete construction plans for this under-$500 device.	David Becker	53/6	June 1982
Gated IF amplifier	Locks in on weak UHF sync pulses for a rock-steady picture.	Stephan B. Miller	53/6	June 1982
Speech synthesizer	Add a voice to your projects with just 5 IC's.	Steven Cheairs	53/7	July 1982
Satellite TV receiver	Part 3—Testing and alignment procedures concludes this 3-part construction article.	David Becker	53/7	July 1982
Energy miser	Bring down the high cost of heating.	Roland Gibson	53/8	August 1982
Heart-rate monitor	Know the state of your health and fitness. This project displays your heart rate in beats-per-minute by simply attaching an opto-electronic sensor to your finger.	Robert Grossblatt	53/9	September 1982
Picture phone	Part 2—Adapter sends video pictures over the telephone line to a remote location.	Josef Bernard	53/9	September 1982
Stereo image expander	Part 2—Hi-fi adapter adds an extra dimension to your recorded music.	Joel Cohen	53/9	September 1982
Picture phone	Part 3: Winding up the theory and beginning construction.	Josef Bernard	53/10	October 1982
Frequency multiplier for your counter	Add-on for your counter multiplies the signal frequency by either 10 or 100. This easy-to-build device increases the low-frequency range and accuracy of your counter.	Gary McClellan	53/11	November 1982
Picture phone	Final construction details as well as calibration, set-up, and use for this adapter that sends video signals over your telephone line.	Josef Bernard	53/11	November 1982
Heart-rate monitor	Final construction details for a device that measures your heart rate and displays it on a digital display in beats-per-minute.	Robert Grossblatt	53/11	November 1982
Guitar and bass tuner	Easy-to-build musical "pitch pipe" that enables you to tune your guitar and bass instruments quickly.	James I. Jarnagin	53/11	November 1982
Automatic commercial editor	Make commercial-free tapes of your favorite old black-and-white movies.	Gary McClellan	53/12	December 1982

1983

Title	Description	Author	Issue	Publication date
Programma III digital IC tester	A versatile device that puts IC's through their paces and indicates how they function.	Gary McClellan	54/1	January 1983
Low-band converter	There are lots of interesting things going on on the frequencies below the AM broadcast-band. Build this converter and find out for yourself what they are.	Stan Gibilisco	54/1	January 1983
Atari videogame controller	Unique controller replaces your Atari joysticks and uses position-sensitive mercury switch for a new dimension in game playing.	David J. Sweeney	54/2	February 1983
Automatic commercial editor	Part 2—Add-on device for your VCR automatically eliminates commercials from your favorite black-and-white movies.	Gary McClellan	54/2	February 1983
Digital IC tester	Part 2—A versatile tester that puts IC's through their paces and indicates how they function.	Gary McClellan	54/2	February 1983
Digital IC tester	Part 3. A versatile device that puts IC's through their paces and indicates how they function.	Gary McClellan	54/3	March 1983
Two compact DVM's	Two inexpensive DVM circuits for your workbench.	Clement S. Pepper	54/3	March 1983
Add a video input to your TV	Modify your television set to accept a baseband video signal for better picture quality when using a computer or VCR.	John Soluk	54/4	April 1983
Build your own custom cases	Give your projects a profession look with custom-built cases.	Robert Grossblatt	54/4	April 1983
VLF-HF active antennas	Part 3. These short-length antennas are easy to build and offer surprisingly good performance.	R. W. Burhans	54/4	April 1983
Spot-a-matic	An illuminating project.	Robert Grossblatt	54/4	April 1983
Talking alarm clock	Only a few IC's are needed to build a clock that really tells time.	Lee Glinski	54/5	May 1983
Car burglar alarm	An inexpensive form of insurance that can avert an automobile break-in.	Edward W. Loxterkamp	54/5	May 1983
VLF-HF passive antenna tuner	Another approach to optimizing reception at very-low frequencies.	R. W. Burhans	54/5	May 1983
Audio frequency-response meter	Quickly and accurately find the frequency response of your amplifiers, tape recorders, and other audio equipment with this useful device.	Ray Fish	54/6	June 1983
Expand your Timex/Sinclair operating system	Upgrade your computer with 8K of battery-backed-up CMOS RAM.	Paul W. W. Hunter	54/7	July 1983
Talking alarm clock	Part 2. With this fun project you'll never have to tell time again.	Lee Glinski	54/7	July 1983
Digital voltmeter for your car's dashboard	This easy-to-build project helps keep an eye on your car's electrical system.	Fred L. Young Sr., Fred L. Young Jr.	54/7	July 1983
Timex/Sinclair memory expansion	Part 2. Finishing up construction, and a number of useful machine-language utilities you can store in your add-on RAM.	Paul W. W. Hunter	54/8	August 1983
Digital temperature gauge	This valuable accessory for your car can also be used anywhere you need a remote temperature display.	Fred L. Young Sr., Fred L. Young Jr.	54/8	August 1983
Mini player-piano	A music box that can "remember" up to four tunes.	Robert Grossblatt	54/9	September 1983
Powerline transient suppressor	Keep your computer and its contents safe with this simple yet effective device.	Herb Friedman	54/9	September 1983
Digital pressure gauge for your car	A handy instrument that can warn you of problems before they become critical.	Fred L. Young Sr., Fred L. Young Jr.	54/9	September 1983
Mini player-piano	Part 2. Winding up the theory and beginning construction.	Robert Grossblatt	54/10	October 1983
Hi-fi sound converter for your TV	Get sound quality you never dreamed possible with this easy-to-build, easy-to-install project.	Gary McClellan	54/11	November 1983
Voice-operated switch for your tape recorder	Get "hands-off" operation for your tape recorder with this simple yet effective device.	James P. Reed	54/11	November 1983
Mini player-piano	Part 3. How to use this fascinating conversation piece.	Robert Grossblatt	54/11	November 1983
Typewriter-to-computer interface	Now you can get letter-quality printing on a budget by using your IBM typewriter as a printer—with a 30K buffer!	Bill Green	54/12	December 1983
Interference traps for SWL's	If you're bothered by interference from local broadcast-band stations, here's something you can do something about it.	R. W. Burhans	54/12	December 1983