A radio frequency signal contains the following three frequencies : 85 – McqOptions

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1.	A radio frequency signal contains the following three frequencies : 850 kHz; 865 kHz and 875 kHz In order to amplify this signal, which of the following amplifier should be selected?
A.	Audio frequency amplifier
B.	Tuned voltage amplifier
C.	PDM
D.	PPM
Answer» E.

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