https://token2shell.com/howto/x410/enabling-sound-in-wsl-ubuntu-let-it-sing/
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Hi! Can I record sound connecting my Ubuntu Linux 18.04 via USB cable? I think the Ubuntu does not recognize Marshall Code 25 as a recording device. Free Open Source Capture/Recording Software iSpy uses your USB webcams, IP cams, capture cards, desktops and microphones to detect and record movement or sound and provides security, surveillance, monitoring and alerting services. Media is recorded directly to H264 mp4 files or AVI files. iSpy can stream live and recorded video over the local network, over the web using the ispyconnect portal and to mobile devices and third party ... How-To: Record With USB Audio - techjunkie.com If you record audio at all with these ports, be it via a microphone built-in to a headset or having a mixing board fed a signal thru line in, you’re going to get what’s called white noise. This is a hissing sound that occurs due to fact you’re using an analog means of feeding audio to the sound card.
https://www.computerworld.com/article/3209982/5-free-screen-recording-apps-for-linux.html
