May 15, 2010

Train Whistle Doorbell
Electronic Hacks

9

If you are looking for a doorbell that you can hear from anywhere in your house have a look at this Train Whistle Doorbell by Pete Mills. He has hacked into a cheap wireless doorbell system for activation. Have a look at the video on his site for the explosive result when it is activated! Pete has a schematic on his site if you want to see how it ticks.

Name the Thing Contest - 131
Contests

9

The prize this week is a loupe magnifier, this will let you get a close look at whatever you are working on. This contest will run for one week (May 15 – May 21, 2010) . Ending time is based on central standard time. To enter, identify the item pictured above and give an example of what can be done with it. Please do not give the answer in the