Sentence examples for broadcast electromagnetic from inspiring English sources
In an AM (amplitude-modulation) radio broadcast, electromagnetic waves with a frequency of around one million hertz are generated by currents of the same frequency flowing back and forth in the antenna of the station.
With radio, not only did we figure out how to broadcast electromagnetic frequencies, we built the technology necessary to manipulate them as sound.
They broadcast continuous electromagnetic signals carefully modulated to indicate departures from the nominal frequencies and orbits.
Traditional radar systems broadcast high-frequency electromagnetic waves, determining the distance to an object's location by analyzing the echo reflected from the target.
Such a claim is like saying that without a physical radio, broadcasts consisting of electromagnetic waves cease to exist.
"There was something about his investment with oscillations and broadcast, and the idea of electromagnetic radiation, that got him interested in thinking about kinds of cosmic radiation.
Consider, however, that even a TV set cannot respond to broadcast transmissions unless the weak electromagnetic waves are captured and amplified by an appropriately designed antenna.
Broadcast transmitters with short-wave electromagnetic fields (6 22 MHz) reduced melatonin secretion by 10% [ 40].
In the radio channel of the physical-layer of wireless networks, data are transmitted through electromagnetic (EM) waves in a broadcast manner.
Despite epidemiological correlations like this one suggesting the possibility that electromagnetic radiation from FM and TV broadcasts stations could suppress the immune system and promote cancer, the strength of these electromagnetic fields is so feeble it has been difficult to imagine any biological basis for the correlation.
If its radio telescopes were far more powerful than our own, it might be able to detect the faint electromagnetic radiation given off by our television broadcasts or radar defense networks scanning for launched nuclear warheads.
