Week 1
The Astable Multivibrator in a Honey Jar
We build a so called Astable Multivibrator, a very fascinating regenerative circuit, which consists only of some LEDs, Capacitors and Transistor. How it actually works is pretty well explained an Wikipedia:[Astable Multivibrator]
Schematics
Building
Video
http://www.youtube.com/watch?v=1JuaVdL-FLQ