A modulator converts a _____ signal to a(n) _____ signal.

1.	A modulator converts a _____ signal to a(n) _____ signal.
A.	FSK; PSK
B.	PSK; FSK
C.	analog; digital
D.	digital; analog
E.	None of the above
Answer» E. None of the above

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A modulator converts a _ signal to a(n) _ signal.

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