Tuesday, 26 July 2016

Musical Light Using Op Amp

How it beautiful it looks when LED blinks with the music or your voice.

Here I have made this using only two opamp.

First Op Amp for amplification of signal coming Out from microphone and the second one as a comparator .

I have set a reference voltage level. when the signal cross the limit the out put becomes high and LED turn ON. It's happens so fast looks very beautiful. jyotshna.com

Here is a video demo Of my prototype