May 1997 Issue Articles and Columns   Select Year and Month to View Other Issues

ARTICLES

QUICK & EASY REAL-WORLD CONTROL FOR PCs - Jan Axelson
Learn how to use Visual Basic to access your PC's standard parallel port, as well as ports on custom I/O cards, for all your real-world projects.

RS-232 ANALOG INPUT - Terry Weeder
Utilize this "sense"-itive circuit in your computer-related applications that are dependent upon data input from the specific environment.

USER'S GUIDE TO SPECIAL AUDIO PROCESSING ICs - PART 1 - Ray Marston
Discover some practical ways of using three special types of audio processing ICs in this opening installment of a new three-part series.

FRACTALS UNRAVELED - Jeff Stefan
Concepts of fractal geometry are explained plus a simple program is provided to help you generate your own fractal images.

NO HOLES IN MY VEHICLE! - Gordon West
Gutter and/or lip mounts are the way to go for antenna installation on your vehicle.

AMPLITUDE MODULATION OR SINGLE SIDEBAND: WHAT'S THE DIFFERENCE? - Dave Sweeney
AM or SSB? It's all spelled out for you ...

COLUMNS

AMATEUR ROBOTICS - Karl Lunt
Continuation of the robopet project.

OPEN CHANNEL - Joe Carr
Electrical power all over the place ... and a few safety notes.

RESOURCE BIN - Don Lancaster
The human side of the web.

STAMP APPLICATIONS - Scott Edwards
Measure water-level without getting wet.

SOFTWARE WIZARDRY - Harry Helms
Getting aboard the right bus.

THE NUTS & VOLTS SOLAR WORKSHOP - TJ Byers
How to go from 12-volts DC to 110-VAC.