Hi guys this silence means that impossible to do what I tried to explain to you. The ESP-32 ADC0 receiveing from microphone send out on wifi a good signal voice and I hear it good from my phone. If I put other source non microphone, e.g. line from record machine, I hear much noise in my phone. For m...

Hi guys, I'm esp32 to get voice with adc0 pin36 and send output voice on dac on 25 and all thing works fine. The system has an amplifier on out dac 25 like https://www.ebay.it/itm/Amplificatore-Stereo-Digitale-PAM8403-3W-3W-2x3W-con-Potenziometro-Arduino/222607441248?hash=item33d46ffd60:g:cocAAOSw7c...