Difference between revisions of "Phase modulation (PM)"
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Latest revision as of 00:21, 25 February 2009
5-3-035
Angle modulation in which the instantaneous phase angle of a sine-wave carrier is caused to depart from the carrier angle by an amount proportional to the instantaneous amplitude of the modulating wave.
Reference: I.E.C.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)