Frequency-modulation meaning

The encoding of a carrier wave by variation of its frequency in accordance with an input signal.
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The variation of the frequency of a carrier wave in accordance with the signal being broadcast.
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A broadcasting system that uses this.
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A method of transmitting signals, especially in radio broadcasting, in which the value of the signal is given by the frequency of a high frequency carrier wave. In FM radio transmission, for example, the signal to be carried is a sound wave, and its increasing and decreasing value is reflected in the increasing and decreasing frequency of a radio frequency carrier wave.
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(1) An earlier magnetic disk encoding method that places clock bits onto the medium along with the data bits. It was superseded by MFM and RLL.
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See FM.
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(sound, radio) The use of a modulating wave to vary the instantaneous frequency of a carrier wave.
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