radiotelephone direction finder

high frequency direction finder

auditory direction finder

automatic direction finder (ADF)

radio direction finder

automatic direction finder

radiosonde tracking radio direction finder

direction finder

direction finder exercise

direction finder installation (station)

direction finder team

direction-finder bearing

direction-finder evaluator

direction-finder operator

direction-finder station

radiotelephone

radiotelephone procedure

radiotelephone transmitter

radiotelephone communications

radiotelephone operator

radiotelephone terminal

radiotelephone vocabulary

azimuth finder

echo depth finder

height finder radar

laser range finder (LRF)

position finder

range finder / rangefinder (RF)

AN/TPQ (Army-Navy [Marines] Transportable Position finder [radar] Q [counterbattery])

laser target-designator and range-finder switching-on (cutting-in) time tabular value

azimuth-type range finder

depression position finder

dip range finder