Displaystyle f_ Delta is the frequency deviation which represents the maximum shift away from fc in one direction assuming xm t is limited to the range 1. Modulation power 10 log 260 s ft19 kHz2dt dBr. Co-efficient of Mean Deviation from Mean fracMD overlineX Co-efficient of Mean Deviation from Median fracMDM.
F m modulating frequency 22002p 350 Hz.
Df k f x t max. There are a few steps that we can follow in order to calculate the mean deviation. V t A c cos 2pf c t k f sin2pf m t A c carrier amplitude. D f b f m.