Pulse Operations with the 16-Bit Micro Experimenter
By Thomas Kibalo
August 2010, Page 46
Time to add more tools to your Experimenter board! This month, we’ll look at the digital pulse capture and generation capabilities.

Build a Jumbo LED Digital Thermometer
By David Williams
May 2010, Page 38
Although the original usage for this device was for a fish tank, home beer brewers, hydroponic gardeners, amateur weather watchers, or folks interested in energy management will appreciate the easy-to-read temperatures.

Make the SmartStat-Plus
By Tom Fox
March 2010, Page 32
This MCU-controller digital thermostat will mlnitor your furnace and AC filter, and let you know if there's a problem.

Versatile Digital Alarm Clock
By Chris Savage
February 2010, Page 26
Who says you can't control time? This project gives you lots of features and styles to choose from so you can customize your timepiece to your heart's content.

High Resolution Time-Lapse Movies Using a Still Camera
By Balakumar Balasubramaniam
February 2009, Page 41
CamTim is a digital hack to convert your camera into a high-res time-lapse camcorder.

Garage Access Goes Digital
By Jay Carter
February 2009, Page 36
Keypad access is a great convenience and with this unit you can trigger activiation of up to two

Follow The Flashlight Evolution
By G. Y. Xu
February 2008, Page 32
During recent years, with the advent of white LEDs, the ubiquitous household item — the traditional incandescent flashlight — is experiencing radical changes. It caught my attention when I noticed the many benefits LEDs can bring about; especially their energy-saving efficiency and the much brighter luminous intensity....

Multiplexing To Get More Outputs
By Tom Dickens
October 2004, Page 0
Assuming that your system has some digital outputs, but you need more outputs for the current project you’re working on, what do you do? This article will explain how to add as many digital outputs to your system as you desire.

Digital R/C Airplane Camera
By Dan Gravatt
December 2004, Page 0
I’ve always been interested in photography and, when I first saw an advertisement for a “key chain digital camera,” I had to get one. In fact, I got two, sincethey were inexpensive and so small that I figured I would lose one.

Instant Replay
By Dave Prochnow
September 2005, Page 42
Add A Digital Recorder To An FM Radio

Build An RC Car On The Cheap
By Bill Donofrio
September 2005, Page 37
Versatile Circuit Allows For Personal Customization

A Simple Digital Tachometer
By Dan Gravatt
May 2006, Page 38
I bought a used Nissan pickup truck a few years back that had absolutely no bells or whistles on it when it rolled off the assembly line. I wanted to make some “improvements” to the engine, and I wanted a tachometer to help assess the results (for better or worse). The add-on tachometers available in auto parts stores didn’t appeal to me, mostly because I knew I could make one myself if I put my mind to it. What I really wanted was a digital tachometer...

A Digital Capacitance Meter
By Robert Reed
May 2006, Page 46
Over these years, I have amassed quite a selection of air variable capacitors and trimmers. Starting a project that used one of these devices used to feel like it required an Act of Congress to select the right one, since they were of unknown values. I finally decided it was time to add a capacitance meter to my test bench. However, I couldn't justify ($100+), so i decided to build my own...

Panorama Mania
By J. Ronald Eyton
June 2006, Page 38
Like to shoot panoramas with your hand-held digital camera, but don’t like the final “stitched” results? Cure hand-held problems with this easy-to-build, two digital camera panorama shooting platform utilizing a modified infrared remote.

Interface Your PC To A Portable Digital Multi-Meter
By Michael Simpson
June 2006, Page 34
The RadioShack 22-812 multimeter is one of the most popular meters you will encounter. It touts many features found on much more expensive meters, one of which is an RS232interface. When I first saw this meter, my geek alarms started ringing. Wow! Just think of what I could do with a digital multimeter with a RS232 interface...

Stand-Alone DDS Unit
By Larry Cicchinelli
November 2006, Page 48
Direct Digital Synthesis (DDS) is one of the more prevalent methods used to generate a frequency agile signal today...

The Digi-Log Clock
By Gerard Fonte
February 2007, Page 42
This clock project is a little bit different. It combines digital logic and modern electronic components with the traditional analogpositional display (almost).

The Mux Mux Light Display
By Richard Satterlee
June 2007, Page 38
I needed a seven-segment remote display that received its data from RS-232, and I wanted it fast. Here’s a little project that can be built in a weekend and will give you four digits of information...

Field Programmable Intervalometer
By Joe DeMeyer
December 2007, Page 1
I have always had an interest in animation and time lapse photography. With a digital camera, I found that making time lapse movies became fun and economical...