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.
Hi all,
at the moment I'm trying to amplify an AUX-Signal with a 12V DC supply
voltage. I tried die setup from here as u can see in the picture below.
But all I get is just an annoying noise sounding horrible.
For the amplifier I used both the CA3240EZ and the OPA134PA.
Maybe my grounds are...
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