Search found 2 matches

by bernbrue
Sun Jan 12, 2014 11:20 pm
Forum: JLM Audio Kits
Topic: VU BUFFER KIT BUILD THREAD
Replies: 66
Views: 274937

Re: VU BUFFER KIT BUILD THREAD

Arrrrgh, mea culpa. The board supposed to get 24V from the mixing desk but for some reason there were only 12V that went down to 3V with the buffer connected. With a stable 24V the buffer works as it should with plenty of gain. Thanks a lot for your help.
Regards
Bernd
by bernbrue
Sun Jan 12, 2014 8:18 pm
Forum: JLM Audio Kits
Topic: VU BUFFER KIT BUILD THREAD
Replies: 66
Views: 274937

Re: VU BUFFER KIT BUILD THREAD

Hi Joe, I've got a few of your vu buffer pcbs stuffed and use them with Sifam R28 VU meters. Since they have built in rectifiers I bypassed the rectifiers on the pcb. Unfortunately I don't get enough gain to set the meters to 0dbu. I tried various resistor value changes but that didn't help. Could y...