What is a Clamper?

Q. What is a Clamper?

A.            A circuit that adds a DC voltage (positive or negative) to a wave

B.            A circuit that adds a AC voltage (positive or negative) to a wave

C.            A circuit that removes a part (positive or negative) of a waveform

D.            All of the above

Answer: A circuit that adds a DC voltage (positive or negative) to a wave