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Measurements >> Phase Noise and Jitter Measurements >> Residual FM
https://designers-guide.org/forum/YaBB.pl?num=1225391684

Message started by Zero on Oct 30^th, 2008, 11:34am

Title: Residual FM
Post by Zero on Oct 30^th, 2008, 11:34am

What is the definition of the "Residual FM" noise ? And how it is measured ?

Thanks.

Title: Re: Residual FM
Post by SSA@A on May 6^th, 2010, 9:50pm

>What is the definition of the "Residual FM" noise ?

FYI.
http://cp.literature.agilent.com/litweb/pdf/genesys200801/syn/pll_concepts/noise/fmpm.htm

>And how it is measured ?

Use the signal source analyzer.
Residual FM is calculated from the phase noise trace. the equation is available on the part of “Confirming Integral Phase Noise, Jitter and Residual FM“ in the following on-line manual.
http://ssa.tm.agilent.com/e5052b/manuals/webhelp/eng/measurement/phase_noise_measurement/confirming_result_of_phase_noise_measurement.htm