Windows could be applying noise-reduction and/or noise-gate, before the sound gets to Audacity.
You should check Windows audio-enhancements are turned off, (in playback & recording tabs).
[ There could also be a second layer of audio enhancements
Windows could be applying noise-reduction and/or noise-gate, before the sound gets to Audacity.
You should check Windows audio-enhancements are turned off, (in playback & recording tabs).
[ There could also be a second layer of audio enhancements