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RBPi 2 Audio recording with frequency limits?

Posted: Wed Sep 09, 2015 1:49 am
by vicvaldoh
Whats up guys-

I have a quick question pertaining to execution.

To preface, I am a CS student and I have joined a project in which I must use a RBPi2 to record audio. I am new to Raspberry Pi, but I understand that this is completely possible and quite easy?

My question concerns the materials that I must use (mic, sound card, programs, APIs, etc.) in order to do this. In addition, some potentially useful information is that I also must set a range in frequency in which the input can be recorded, i.e. if it is not in the range (x,y), then the frequency will not be recorded).

I understand this may be the incorrect thread, etc. and that this is a big no no, but I am at a loss and I must find information somewhere. Thank you all for any help you may be able to give me.

Best.

Re: RBPi 2 Audio recording with frequency limits?

Posted: Wed Sep 09, 2015 6:19 am
by hansotten
The Pi does not have an audio input.

Easy to add though, check out one of those cheap C-Media based USB Audio devices.

Then it is just a standard Linux audio input device, so you can find out about your additional questions in a much more general search.