The critical frequency of an amplifier is specified at a power gain of
A)-10 dB
B)0 dB
C)-3 dB
D)-6 dB

Name: The critical frequency of an amplifier is specified at a power gain of A)-10 dB B)0 dB C)-3 dB D)-6 dB
Brand: Quizplus
Rating: 4.9 (23 reviews)

Question

Quizplus · Accepted Answer

The critical frequency of an amplifier, often referred to as the cutoff frequency, is specified at a power gain of -3 dB. This is because at this point, the power gain drops to half its maximum value, marking the frequency limit where the amplifier effectively operates.

The Critical Frequency of an Amplifier Is Specified at a Power