Music operated dancing LED's

Grae's picture


Joined: Mar 06, 2017

Replies: 1
Music operated dancing LED's
March 6, 2017 - 10:19pm

This circuit is working above certain frequency but what to do if I want to set upper frequency too simultaneously in same circuit? Please reply fast

Aswinth Raj's picture


Joined: Aug 16, 2016

Replies: 987

Hi Grae,

If you want the LED's to respond to a different set of frequencies you can change the value of  R-C filter or HIGH PASS filter (R2 and C1)