On Sat, Jun 14, 2014 at 8:23 PM, madengr <rfe...@everestkc.net> wrote:
> Hi all, > > I updated my multi-channel, narrow-band FM recorder, tested with B200 and > N210, and put it on GitHub. > > https://github.com/madengr/nbfm_rec > > Features: > > Parallel demodulation and recording of NBFM radio channels > Up to N channels limited by CPU and bandwidth of SDR (tested to 25 MHz) > Squelched audio blocked from recording > Mixed audio for real-time monitoring > Channels recorded to individual *.wav files > > Tested with: > > GNU Radio 3.7 > Ettus N210 + WBX > Ettus B200 > > Lou > KD4HSO > Nice work. I recommend seeing if you can replace the bank for xlating_fir_filters with a pfb_channelizer_ccf block. This should be more computationally efficient than all of the xlating filters, so I'd really like to see if that's true for you app. Tom
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