Synchronized Light Displaysby John Storms Ready to give Clark Griswold a run for his money with your next holiday display? Then, you’ll appreciate these tips on the creative process and an overview of putting together a basic lighting system.
Boxed Kit Amps’ Gobo Stereo Amplifierby J.W. Koebel This is a fun to build desktop stereo amplifier kit that is appropriate for any experience level.
Build the 3D Christmas LED Tree by Ron Newton Brighten things up this holiday season with your own home-built LED tree.
Make These Unique Xmas Earrings by Ron Newton If an LED Christmas tree is simply not enough bling this year, then you’ll want to whip up a bunch of these sparkly earring sets to make things even more festive. Plus, they make great gifts.
Wishing You a Very Random Christmas by Dan Koellen This flexible eight-channel light controller uses random number generators to make sure your holiday displays never look the same.
Techknowledgey by Jeff Eckert Events, Advances, and News Topics of interest this time include the world’s fastest electric motorcycle, getting your own cloud, taking your own ECG, preserving the CRT, plus some other cool stuff.
Q&A by Tim Brown Reader Questions Answered Here Questions cover a battery monitor circuit, NiMHs over NiCads, and using an audio synthesizer IC with an eight ohm speaker.
The Spin Zone by Jon McPhalen Putting a Button On It Think there’s not a lot to say about implementing buttons into your electronic projects? Guess again.
Smiley’s Workshop by Joe Pardue The Arduino Classroom. Arduino 101/Chapter 11: Sound In order to make sounds using the Arduino, you need to know about arrays and interrupts.
Getting Started With 3D Printing by Chuck Hellebuyck Briding the Gap of Packaging With 3D Printing. The three main areas to designing a project are: hardware, software, and packaging. While hardware and software have come a long way over the years, replicating custom enclosures has been on the expensive side ... until now.
Near Space by L. Paul Verhage CubeSats — Part 1 There’s a new breed of satellites in town with a lot of potential to cost-effectively and boldly go where no man has before.