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moderate agc for NFM

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This commit is contained in:
Jakob Ketterl 2020-08-27 19:28:20 +02:00
parent 56f976e495
commit 22feb8dd1c
1 changed files with 5 additions and 1 deletions
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6
csdr/csdr.py
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@ -181,7 +181,11 @@ class dsp(object):
if which == "nfm": if which == "nfm":
chain += ["csdr fmdemod_quadri_cf", "csdr limit_ff"] chain += ["csdr fmdemod_quadri_cf", "csdr limit_ff"]
chain += last_decimation_block chain += last_decimation_block
chain += ["csdr deemphasis_nfm_ff {audio_rate}"] chain += [
"csdr deemphasis_nfm_ff {audio_rate}",
"csdr agc_ff --profile slow --max 3",
"csdr limit_ff"
]
if self.get_audio_rate() != self.get_output_rate(): if self.get_audio_rate() != self.get_output_rate():
chain += [ chain += [
"sox -t raw -r {audio_rate} -e floating-point -b 32 -c 1 --buffer 32 - -t raw -r {output_rate} -e signed-integer -b 16 -c 1 - " "sox -t raw -r {audio_rate} -e floating-point -b 32 -c 1 --buffer 32 - -t raw -r {output_rate} -e signed-integer -b 16 -c 1 - "