of electromagnetic energy in the environment due to radio and television broadcasting. One of the first examples of ambient energy being used to produce...

which radiates the energy as radio waves. The radio waves carry the information to the receiver location. At the receiver, the radio wave induces a tiny...

A directed-energy weapon (DEW) is a ranged weapon that damages its target with highly focused energy without a solid projectile, including lasers, microwaves...

Energy is a private Russian radio station, created in 2006 based in Moscow, and is the Russian version of the French NRJ. The playlist of the radio station...

away, the radio waves coming from them are extremely weak, so radio telescopes require very large antennas to collect enough radio energy to study them...

frequencies at which energy from an oscillating current can radiate off a conductor into space as radio waves, so they are used in radio technology, among...

the energy of photons with higher frequency and higher energy, such as gamma rays, as opposed to lower energy photons as in the optical and radio frequency...

ultraband) is a radio technology that can use a very low energy level for short-range, high-bandwidth communications over a large portion of the radio spectrum...

track inventory goods. Passive tags are powered by energy from the RFID reader's interrogating radio waves. Active tags are powered by a battery and thus...

Industrial Research, Radio Development Laboratory. Bibcode:1945rdlr.book.....A. Alexander, F.E.S. (1946). "The Sun's radio energy". Radio & Electronics. 1...