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How to Calculate LM386 gain?

Setting discussions!

Post Mon Nov 13, 2017 5:39 am

Posts: 130

Can any1 teach me how to calculate the gain=20? the Vin is from the pin3 of the IC's or measure the Vin right after my microphone?
And the Vout is measure from the pin5 or measure at the speaker?

I didn't find the right solution from the internet.

References: ... ain.20230/

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