Physics, 29.01.2021 04:40 jenadkrson62
The audio power of the human voice is concentrated at about 300 Hz. Antennas of the appropriate size for this frequency are impracticably large, so that to send voice by radio the voice signal must be used to modulate a higher (carrier) frequency for which the natural antenna size is smaller. a. What is the length of an antenna one-half wavelength long for sending radio at 300 Hz
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The audio power of the human voice is concentrated at about 300 Hz. Antennas of the appropriate size...
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