The system which uses FM for the subcarriers is called _____
(a) FM II system
(b) FM/FM system
(c) FM/AM system
(d) 2 stage FM system
I have been asked this question at a job interview.
This intriguing question originated from Frequency Division Multiplexing in portion Radio Transmitters, Communication Receivers, Multiplexing and Demultiplexing of Avionics