anemometer
ashtech
dopplerlog
ea600
em122
emlog-vhw
emlog-vlw
furuno-gga
furuno-gll
furuno-rmc
furuno-vtg
furuno-zda
glonass
gravity-dat
gravity-env
gyro
netmonitor
oceanlogger
seaspy
seatex-gga
seatex-gll
seatex-hdt
seatex-psxn
seatex-vtg
seatex-zda
tsshrp
usbl-gga
winch