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Re: [Discuss-gnuradio] BFSK
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From: |
Michael Ossmann |
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Subject: |
Re: [Discuss-gnuradio] BFSK |
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Date: |
Wed, 19 Nov 2014 10:26:36 -0700 |
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User-agent: |
Mutt/1.5.22 (2013-10-16) |
On Mon, Nov 17, 2014 at 11:09:14AM -0800, Richard Bell wrote:
>
> Would someone please recommend a book that steps through the
> implementation used in GNU Radio for the Frequency Mod and Quadrature
> Mod blocks?
I discuss the algorithm implemented in the Quadrature Demod block in
this video:
http://greatscottgadgets.com/sdr/7
If you aren't very familiar with complex numbers, you may want to watch
this one first:
http://greatscottgadgets.com/sdr/6
> I've looked at the source code and I have seen posts trying to explain
> what sensitivity and gain are
It's a scaling of the output of the demodulator (or the input of the
modulator).
Mike