Definition that contains radio signal
- detector electronic equipment that detects the presence of radio signals or radioactivity
- marconi Italian electrical engineer who invented wireless telegraphy and in 1901 transmitted radio signals across the Atlantic Ocean (1874-1937)
- wifi a local area network that uses high frequency radio signals to transmit and receive data over distances of a few hundred feet; uses ethernet protocol
- radio compass a direction finder that gives a bearing by determining the direction of incoming radio signals
- wireless fidelity a local area network that uses high frequency radio signals to transmit and receive data over distances of a few hundred feet; uses ethernet protocol
- guided missile a rocket-propelled missile whose path can be controlled during flight either by radio signals or by internal homing devices
- owlt the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object
- goniometer direction finder that determines the angular direction of incoming radio signals
- skip distance the shortest distance that permits radio signals (of a given frequency) to travel from the transmitter to the receiver by reflection from the ionosphere
- wireless local area network a local area network that uses high frequency radio signals to transmit and receive data over distances of a few hundred feet; uses ethernet protocol