society > communication > telecommunication > radio communications > radio equipment > [noun] (164)
Subcategories:
— radio station (5)
— radio set (75)
— radar apparatus (26)
— homing device (2)
— wave-meter (1)
— device for determining direction of radio waves (2)
— device for locating source of radio signals (1)
— aerial (46)
— relay or repeater (3)
— room or office (3)