hi its been a while since I posted this link: [image] speaker level input Audio hi guys I need to take off the speaker from a circuit and connect that output to an arduino input pin so that the signal can be processed, the speaker level is low, ( i havent measured) but …

Basic arduino morse modem

spruce_m00se November 25, 2021, 2:03pm 2

also as a note, if grumpy mike is still around. Do you know of anywhere with the same info as in the now dead link you posted?

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