External modulation for Â Â Â Â Â Â Â Â Â Â Â � – McqOptions

MCQOPTIONS

1.	External modulation for Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â modulation format allows the most sensitive coherent detection mechanism.
A.	fsk
B.	dsk
C.	psk
D.	ask
Answer» D. ask

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