ARTICLES
BOTBASH ’99 - Dan Danknick
Meet Mechadon: a 435-pound bug.
INDOOR DIGITAL HUMIDITY METER - Richard Panosh
It’s no sweat to keep track of your household humidity levels with this easy-to-construct device.
AN IMPROVED AC-DC VOLTAGE REFERENCE - Ron Tipton
This voltage reference is useful for calibrating AC and DC voltmeters and oscilloscopes, and it uses standard, off-the-shelf parts. Plus, it has no calibration adjustments — just build and use!
COLOR IMAGING ON MOST ANY RADIO SYSTEM - Gordon West
You don’t necessarily need to be a licensed amateur radio operator to take advantage of the latest breed of add-on radio technology: color video imaging.
BUILD A THROBBING HEART - Fred Blechman
SPECIAL VALENTINE’S PROJECT: Express your enduring love this year with 28 bright red LEDs.
BUILDING A BETTER MOUSE TRAP — PART 1 - Steve Parkis
Turn your mouse into a nifty input device for programming your VCR, controlling your model train layout, or other homebrew gadget.
CLOSED CAPTIONS, V-CHIP, AND OTHER VBI DATA - Gary Robson
There’s more in your TV signal than just video and audio. Closed captions, V-chip information, time of day, program and network information, Internet links, and more lurk within the broadcast signal just waiting for you to pull it all out.
LIGHT-SENSITIVE CIRCUITS - Ray Marston
Learn basic operating principles and applications for a variety of light-sensitive devices.
COLUMNS
AMATEUR ROBOTICS NOTEBOOK - Robert Nansel
Lonely Gearhead contest results and the beginning of a multi-part tutorial on the heart of robotics: motor control.
OPEN CHANNEL - Joe Carr
Signal Generators — Part 1.
STAMP APPLICATIONS - Lon Glazner
Take a look at a couple of simple circuits that allow you to make the most out of your analog-to-digital converter.
THE COMPUTER-CONTROLLED WORLD - Ryan Sheldon
Check out Byte Bugs — simple processors that are pre-programmed with simple instructions to do simple things — available exclusively to Nuts & Volts subscribers.
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