If you run alsamixer (from a command line)
and f6 to select the sound card
is your input mux set to MIC or LINE in?
just a thought...
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- Sat Jun 30, 2018 7:26 am
- Forum: Stereo soundcard for the Raspberry Pi
- Topic: mic input levels are low
- Replies: 0
- Views: 776
HI All, I've just got my audio-injector board up and running. the built in microphone works but....with 100% set for both "capture" and [both] "mic boost" in alsamixer my input recording levels are still very low. if I run $ arecord -d 20 -vv -f cd test.wav and shout loudly into the mic the input le...