Invisible LED VU Meter

[deadastronaut]

^ cool, so stick with the trimpot then...

or change the divider resistor values...hmmmm....

i'll bread one up when i get time and try it again...cheers jim.

[quad]

Okay, so far my only solution is not to allow the first LED to go out, so no ripple. Not very satisfying, but at least it doesn't buzz. Oh, and screwing around with the trim pot didn't help much. If you turn it down, the noise is barely audible, but so is the representation of signal on LED's.