With FM radio, how do we capture a fixed frequency, since theoretically the frequency needs to be changed to hear a sound? - Quora
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Airborne radar. Airplanes; Guided missiles. 220 REFLECTION AND TRANSMISSION OF RADIO WAVES SAMPLE NO. 262 Sept. 24,1954 Altitude-lOOOff Ronge-13,050yds. Depression-1.46° Wave height-2.0ft. 3db bandwidth-82cps WIND 9 knots 80° SAMPLE NO. 140
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