[solved] Need help with microphone crackling sound[linux]

Glad you found something that works.

Headphone wise, you could fire up another thread and ask for suggestions.

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I do a necro here, because the Kernel 5.3 has actually a fix for this problem, my hacky workaround isn’t necessary any more and to be clear it didn’t work all the time anyway, so there is that

https://www.phoronix.com/scan.php?page=news_item&px=Linux-AMD-Analog-Input-Audio-WA

According to this article it will be back-ported.

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Fixed by altering /etc/pulse/default.pa:
load-module module-udev-detect tsched=0

(turns off timer based scheduling)