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radio beam

n. a signal transmitted along a narrow path; guides pilots in darkness or bad weather [syn: beam]

Usage examples of "radio beam".

Now he used the radio beam which operated the electroscopic lock of the door leading into the library.

To locate the carrier again in almost total darkness, even on a radio beam, was difficult: to land at night, extremely dangerous.

It shows you the target of the radio beam, which the microwave dish over your head will be directing at the self-destruct units I installed in the solid-fuel rocket boosters.

Warren sent the hottest radio beam he could get down the channel of the terrific stream of atomic bombs the three-inch repeating rifle was sending.

Whats more, since the light-waves are only a millionth the length of radio waves, a laser beam can carry a million times the information an equivalent radio beam can.

What's more, since the light-waves are only a millionth the length of radio waves, a laser beam can carry a million times the information an equivalent radio beam can.

At the instant Ramadanoff expected a collision, the door rolled silently upward, actuated by a short-wave radio beam transmitted from within the car to a detector-relay device connected to an electric door-opening mechanism.

But at the same time you could have your own controls out of tune with the radio beam.

The boat's director could keep a radio beam locked on the ship and thus relay communication between Earth and orbit.