Skip to main content

All Questions

12 votes
1 answer
3k views

Reason why polarized electrolyic on audio line doesn't blow up

I've seen the low-end IC audio amp datasheets recommending a simple (polarized) electrolytic on signal input, even for a split supply circuit that doesn't DC-bias the input. For example the datasheet ...
got trolled too much this week's user avatar
7 votes
4 answers
12k views

Is a minimum of 1000µF capacitance needed between an lm386's output and a speaker and if so why?

In this video explaining how to make an audio amplifier, the narrator warns Don’t be misled by crappy schematics…with low values like 100 µF. You want to use at least 1000 µF [between the LM386's ...
cheaterpushups's user avatar