Recording sound on Raspberry pi

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please recommend a soundcard with complete noise immunity

Or tell me how to configure any other audio input to Raspberry pi 4 in order to use a mic for Raspberry pi

I have tried to cover my soundcard with foil and still no noise immunity

Thanks in advance

asked 2 hours ago

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with complete noise immunity … doesn’t exist … my soundcard .. what soundcard is that? – Jaromanda X 1 hour ago
UGreen soundcard – Omar Alaa 59 mins ago
it’s a USb soundcard? – Jaromanda X 34 mins ago
A brainstorming suggestions: (1) Use a digital MEMS mic, (2) Place the audio source very close to the mic, (3) Use a digital low/band pass filter to filter the noise, … Ref: raspberrypi.stackexchange.com/questions/140455/… – tlfong01 14 mins ago
This might also help: Reducing sound noise when recording with Pi raspberrypi.stackexchange.com/questions/111426/… – tlfong01 6 mins ago

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