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AM-Amplitude modulated

FM-Frequency modulated

Explanation: The frequency and amplitude refer to the width and height of wavelengths in the radio waves that are used to transmit the signal. FM is usually a better signal than AM because the frequency of the waves is less distorted than amplitude.

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14y ago
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12y ago

AM: amplitude modulation and FM: frequency modulation

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Q: What does fm and am stand for?
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