Fm Demodulation Specifics; The Algorithm - Agilent Technologies 89410A Operator's Manual
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- Service manual (184 pages) ,
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Analog Demodulation Concepts
FM Demodulation Specifics
The algorithm
Auto carrier off
FM is the derivative of PM.
Auto carrier on
Since FM is the derivative of PM, phase offset differentiates to 0 and auto carrier
removes only the frequency error, ω∆.
Example of a carrier FM modulated by a sine wave
20 - 12
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