Determine modulation index of an FM carrier having a frequency deviation of 25 kHz and modulating signal of 5kHz. Also determine carrier swing.

Determine modulation index of an FM carrier having a frequency deviati

1.	Determine modulation index of an FM carrier having a frequency deviation of 25 kHz and modulating signal of 5kHz. Also determine carrier swing.
Answer» Δf = 25 kH_z, f_m = 5kH m = \(\frac{\Delta f}{f_m}=\frac{25}{5}=5\) Carrier swing, C_s = 2.Δf = 2 x 25kH_z = 50 kHz