Author - Abhijeet Deshpande

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Abhijeet Deshpande	Write for Electronic Design
Abhijeet Deshpande is an engineering student at the Peoples Education Society Institute of Technology (PESIT), Bangalore, India. Email address: avd80@yahoo.com
1 results found for Abhijeet Deshpande, displaying items 1 - 1

April 24, 2008 [Ideas For Design]
Electronic Birthday Candles “Blow Out” One At A Time
This circuit creates a set of LED-based electronic birthday candles that are just as much fun as blowing out wax candles, but are also reusable, scalable, and even eco-friendly. It uses a thermal sensor that’s maintained at a temperature above the ambient temperature. When you blow air over the sensor, the resistance changes. The circuit detects this change and turns off the eight LEDs. When you stop blowing, all but one of the LEDs turn on. This cycle...