РЛС пеленгації радіозондів
radio direction finder
high frequency direction finder
auditory direction finder
automatic direction finder (ADF)
automatic direction finder
radiotelephone 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
radio finder terminal homing guidance system
radiosonde
radiosonde balloon
radiosonde observation
radiosonde transmitter
balloon-borne radiosonde
radiosonde balloon (rabal / RABAL)
radiosonde balloon release
radiosonde balloon wind data
radiosonde station
radio tracking
radio/radar tracking and guidance system
multifunctional radio control, direction finding and suppression system (portable) (MKRPP)
direction of radio station
short-wave radio DF station (direction finding)
radio direction finding
radio direction finding chart
radio direction finding net