Search found 2 matches

by guyo
Tue May 17, 2011 8:05 am
Forum: JLM Audio Kits
Topic: VU BUFFER KIT BUILD THREAD
Replies: 66
Views: 277899

Re: VU BUFFER KIT BUILD THREAD

Yes, I have no doubt your circuit is good!

I just wanted to throw one together quickly to play with, and thought/hoped you may know off hand what I did wrong based on my symptoms.

I had intentions to order some of your PCBs and actually ordered them today.
by guyo
Sun May 15, 2011 6:26 am
Forum: JLM Audio Kits
Topic: VU BUFFER KIT BUILD THREAD
Replies: 66
Views: 277899

Re: VU BUFFER KIT BUILD THREAD

I have breadboarded this circuit, twice, but cannot seem to get any meter movement unless I place my audio line source (line output of a tape deck/also tried headphone output of mp3 player) directly into the +/- inputs of the opamp. I am using a 34mm meter (I beleive it to be 500uA). Anyways, not su...