Frequency modulation (FM) is also widely used in combination with phase modulation (PM) to produce quadrature amplitude modulation (QAM) which facilitates high-speed data transmissions in modems, cable TV, and some wireless applications.

Question

Frequency modulation (FM) is also widely used in combination with phase modulation (PM) to produce quadrature amplitude modulation (QAM) which facilitates high-speed data transmissions in modems, cable TV, and some wireless applications. 
Group of answer choices

True

False

GPT-4o mini · Answer

False Quadrature Amplitude Modulation (QAM) combines amplitude modulation (AM) and phase modulation (PM), but it is not primarily a combination of frequency modulation (FM) and phase modulation (PM).