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Questions about designing electronics for measuring, processing, and amplifying audio signals.

2 votes
4 answers
6k views

What is causing this Op-Amp Distortion

What I do not understand is that I have a dual supply, 10V and -10V, more than enough voltage to handle audio being doubled from a cell phone. …
Cal Hensley's user avatar
0 votes
3 answers
1k views

Effect of the Load on a Class AB Amplifier

Im dabbling into audio and would like to build an op-amp amplifier followed with a class ab amplifier. …
Cal Hensley's user avatar
1 vote
3 answers
1k views

How are multiple frequencies played through a speaker/buzzer without distorting eachother?

I have an idea for an Arudino project which is essentially a piezo buzzer music machine that I will be able to program sheet music into. It would consist of individual 555 oscillator circuits at diffe …
Cal Hensley's user avatar