Commit Graph

7 Commits

Author SHA1 Message Date
Jared Boone
0e04939439 Broadcast FM de-emphasis using 75us time constant. 2016-01-01 20:56:30 -08:00
Jared Boone
2e90edbf39 Add 30Hz high-pass IIR filter for wideband FM. 2016-01-01 20:55:00 -08:00
Jared Boone
9a0fb2cab7 Rename IIR filter for 300Hz high-pass. 2016-01-01 20:53:11 -08:00
Jared Boone
bbfcca8ec0 Rebake of AM, NFM demodulators -- more flexible filtering/configuration.
Also make SpectrumCollector dynamically configurable.
Add deemphasis filter to NFM.
2015-12-29 11:02:07 -08:00
Jared Boone
7ec1a1f85b Move comment about FM squelch IIR filter. 2015-12-28 16:24:43 -08:00
Jared Boone
ef7aeaafa9 Tweak (and document!) audio HPF IIR. 2015-12-28 16:01:26 -08:00
Jared Boone
b904971ef2 Extract IIR filter configurations into separate file. 2015-08-27 09:58:37 -07:00