What do you understand by FM and classify FM?
Posted On: Sep 23, 2020
FM stands for frequency modulation is a technique used to encode the information on a specific signal. In this, the form of modulation varies the carrier wave frequency in accordance with the modulating signal.
There are two types of FM:
- Narrowband FM: Narrow-Band FM means that the modulated wave has a narrow bandwidth. m(t) = Am cos(2fmt)
- Wideband FM: Wideband FM is used for better signal quality. This is used in an application where the modulation index either equals to or greater than 1.
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