Search found 17 matches

by htm
Thu Aug 14, 2014 9:50 pm
Forum: JLM Audio Kits
Topic: BA BA2 BA4 BAD Dual99v Build Thread
Replies: 376
Views: 948590

Re: BA BA2 BA4 BAD Dual99v Build Thread

Audio is going through. I tested with a mic, and recorded a test bit. The problem is, the output level with gain maxxed equals my soundcards micpre with a gain at 25%. The input tx is a bit tricky. It has only six taps. I wired it the same way it was in an old Tapco mixer. I'll play with the taps an...
by htm
Thu Aug 14, 2014 2:49 am
Forum: JLM Audio Kits
Topic: BA BA2 BA4 BAD Dual99v Build Thread
Replies: 376
Views: 948590

Re: BA BA2 BA4 BAD Dual99v Build Thread

I just finished my first BA, and it works! Output is very low though even with the gain cranked. I'm using an old 1:8 input transformer with JLM25HV opamp. No output tx. I'm kinda confused with some component values. Voltages are 0,4 V lower than in they should, but I'm guessing that's ok? I used th...