MacDonald, Alexander Forsyth, 1897-1965 · Port Credit, Ont. : Aviation Service Corporation · leaf 93
ility of the Iono-sphere. When this occurs, the radio waves are notreflected back to Earth, and a fade-out is experienced. THE M/F RADIO TRANSCEIVER TRANSCEIVER means a radio transmitter and re-ceiver combined in one control unit. The GeneralElectric Radio illustrated in Fig. 4 is typical of… … Fig. 4. The M/F Radio Transceiver. 1. Band Scale, The upper figures at the top arethe frequencies you tune in to listen to radio rangesor towers. They cover the Airway Band, that is, 200 to420 kc. 2. The lower figures are the freguencies you tunein to listen to stations on the Broadcast Bond that…
Airplanes
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