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I am looking for command-line utility that monitors the microphone, and if you start to speak, writes the file. Recording period should be adjusted.

Solution is:

   sox -t alsa default recording.wav silence 1 0.1 5% 1 1.0 5%
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migrated from stackoverflow.com Feb 1 '12 at 13:57

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Please see the FAQs. That is not the type of questions we deal with here. –  wallyk Feb 1 '12 at 6:51
    

1 Answer 1

From http://dabase.com/u/record_wav/

arecord -vv -fdat stackoverflow.wav
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this command writes output file constantly with silence. Тhis is not something that I need –  kirill Feb 1 '12 at 7:16
    
Does your Mic work with Skype testing? Is it enabled via alsamixer? –  hendry Feb 1 '12 at 7:24
    
Yes Mic working with skype, enabled –  kirill Feb 1 '12 at 11:12

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