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Ubuntu 18.10 (cosmic) reached end-of-life on July 18, 2019.
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We appreciate that this bug may be old and you might not be interested
in discussing it any more. Bu
May as well join the fun. Believed I tried every suggested work around
above, still got crackling.
In my case the crackling is present on the line-in 3.5mm jack plug and
not a microphone.
I run:
X470 GAMING PRO (MS-7B79) motherboard with a ALC892, Ryzen 2700, Radeon
RX Vega 54. Running Ubuntu 19
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Most reports mention ALC1220, but the same bug occurs in older AMD
systems also.
E.g. it occurs on a 2014 system by Dell, AMD chipset, AMD G-T48E CPU, ALC269VB,
with Linux 4.19.
Whereas the microphone of that system works OK with Windows 10.
List of PLAYBACK Hardware Devices
card 0: G
Bug 195303 (ALC1220 snd_hda_intel Sound capture is crackled / distorted)
is the most detailed and active of several open bug reports about this.
** Changed in: linux
Importance: Medium => Unknown
** Changed in: linux
Status: Confirmed => Unknown
** Changed in: linux
Remote watch: Linu
