Since rtty is a small band signal (for amateur modes 170 Hz in this plugin), the samplerate used as input for the plugin is 192000 samples/second. The plugin uses the SP1 stream, provided by the ...

airspyhf_rx -f 4.5819 -a 192000 -r stdout -m on -z | ./cmdfsk -t rtty-iq -W 6 -x cmdfsk v1.1.1 Warning: No samplerate specified, using default 8000 Input = stdin Device Serial Number: ...

Shortwave listening is enjoying a revival thanks to affordable DSP radios like the SI4732 Mini Radio. With a single-wire modification and specialized firmware, even weather reports broadcast in RTTY ...