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The FSK signal which has a gentle shift from one frequency level to another is called as

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The FSK signal which has a gentle shift from one frequency level to another is called as

(a) Differential PSK

(b) Continuous PSK

(c) Differential & Continuous PSK

(d) None of the mentioned

The question was posed to me by my college director while I was bunking the class.

The question is from Digital Bandpass Modulation Techniques topic in section Bandpass Modulation and Detection of Digital Communications

1 Answer

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The correct choice is (b) Continuous PSK

Explanation: In general FSK the signal change from one frequency to another will be abrupt but in continuous FSK the signal change from one frequency to another will be gentle and gradual.

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