Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
My amp will power up, and it will amplify a microphone, but only at an unacceptably low volume. Fuses are good.
When it was working properly, I used to hear a quickly diminishing energy surge hum upon powering up, now I don't hear that.
Any advice on what's wrong will be appreciated.
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