August 15, 2009

Electronic Candle
Electronic Hacks

9

  This is a great electronic candle that allows you to light it with a match and then extinguish it by pressing it between your fingers. There is additional information in the Elektronika dla Wszystkich magazine which I unfortunately don’t have. I am thinking that the system is using the LED as a light sensor and detecting the bright flame from the match and the darkness that is produced when

Guess the Price Contest 4
Contests

52

  Above is an electronic board, the source will not be given to add to the challenge. This contest will run for one week (Aug 15 – 21, 2009). Ending time is based on central standard time. To enter, leave a comment with your best guess of the item price. If you know the source of the ad please do not provide it in the comments. The winner will the