srhoar
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Try this:
https://www.tpub.com/content/neets/14191/css/14191_55.htm
From the picture it looks like a 4.8nf cap.
It is at the input of the circuit and a mic plugs into it, it is acting as a DC blocking cap.
Plug in the mic, power up, put a scope on the cap and see if you get any signal comming through, if you do, then move on down the line into the amp.
Also check out these guys at
https://mb.nawcc.org/showthread.php?t=61508
They can probably help you out.
Red
https://www.tpub.com/content/neets/14191/css/14191_55.htm
From the picture it looks like a 4.8nf cap.
It is at the input of the circuit and a mic plugs into it, it is acting as a DC blocking cap.
Plug in the mic, power up, put a scope on the cap and see if you get any signal comming through, if you do, then move on down the line into the amp.
Also check out these guys at
https://mb.nawcc.org/showthread.php?t=61508
They can probably help you out.
Red