Special-Purpose Op-Amp Circuits - Technical MCQs

Q1:

If an operational transconductance amplifier (OTA) is used as an amplitude modulator, the voltage gain is varied by applying a _________ voltage to the ______ input.

A demodulation, bias

B modulation, bias

C bias, modulation

D low-frequency, bias

ANS:B - modulation, bias

No answer description is available.