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Time for Science [daily updated]

A DIY Hand sonar to help blind people see [Video]
posted September 26 2011 3:11.29 by Giorgos Lazaridis




Project Tacit: Sonar For The Blind. This is how the maker named this gauntlet. It’s wrist mounted and senses objects from about 1 inch (2 cm) to 10 feet (3.5m). It has a fast...

[Via: discovery]    [Link: grathio]
[ Read more... ]Comments [1]
Tags: electronic project   ultrasonic   health & nature   proximity   biotechnology   

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A mini thereminophone with IR proximity and PIC
posted August 1 2011 13:11.49 by Giorgos Lazaridis




This is another cool design that took me a loooong time to post, since i had some "minor" problems with my motherboard. Chris from pyroelectro sent me this link. Chris made a simple...

[Link: pyroelectro]
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Tags: led   sensors   proximity   infrared   electronic project   diy   pic   microcontroller   music   audio   games and fun   

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Proximity sensor using PIR sensor+theory
posted February 9 2011 11:37.56 by Giorgos Lazaridis




Jeri (with an I) is back with a new amazing video. This time, she was asked to design a circuit to trigger "artistic" events, when someone approaches. The device had to be...

[Link: jeriellsworth]
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Tags: electronic project   diy   physics   pir   sensors   proximity   theory/tutorial   

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