Echoplex EP-3 Troubleshooting no audio

[Unclebuncle]

Hoping I can find some help and guidance as this is the first echoplex that I’ve taken apart and decided to work on. There are two main concerns of...

[carldacorte]

Not sure if you guys are familiar with the inside of one of these, but maybe someone can help me.

I recently bought an Ampex 351 transport/amp...