The reason for using a precision OPAMP based rectifier diode for detec – McqOptions

MCQOPTIONS

1.	The reason for using a precision OPAMP based rectifier diode for detecting weak AM signals is that
A.	the demodulation is easy
B.	the signal is amplified and power is less
C.	the noise is less and easy to filter
D.	the cut-in voltage of the diode is reduced.
Answer» E.

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