Fmd2ctl is a command line utility used to control the radio receiver in a SF16-FMD2 soundcard.
Options for usage:
/usr/local/bin/fmd2ctl [-l level] [-f freq] [-d] [-u] [-s]
-l level Set search-level of station to 'level'
-f freq Preset frequency to 'freq'
-u Search up
-d Search down
-U Search n stations up
-D Search n stations down
-s Print radio status
-h Display this help and exit