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Page 1: Radio Waves and Communications Distance ARRL/GettingStarted/Part-13-85… · Radio waves are of the ac (alternating current) type. The inten- sity of a signal from a transmitting

Page 2: Radio Waves and Communications Distance ARRL/GettingStarted/Part-13-85… · Radio waves are of the ac (alternating current) type. The inten- sity of a signal from a transmitting

Page 3: Radio Waves and Communications Distance ARRL/GettingStarted/Part-13-85… · Radio waves are of the ac (alternating current) type. The inten- sity of a signal from a transmitting

Page 4: Radio Waves and Communications Distance ARRL/GettingStarted/Part-13-85… · Radio waves are of the ac (alternating current) type. The inten- sity of a signal from a transmitting

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