In the frequency-shift keyed (FSK) signal decoder, the RC ladder filte – McqOptions

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1.	In the frequency-shift keyed (FSK) signal decoder, the RC ladder filter is used to ________.
A.	remove the difference frequency component
B.	remove the sum frequency component
C.	remove both the difference and the sum frequency components
D.	None of the above
Answer» C. remove both the difference and the sum frequency components

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