___________ coupling is generally employed in power amplifiers
A. Transformer
B. RC
C. direct
D. Impedance
Answer: Option A
Related Questions on Transistor Audio Power Amplifiers
The output transformer used in a power amplifier is a ___________ transformer
A. 1:1 ratio
B. Step-up
C. Step-down
D. None of the above
A. 10 W
B. 4 W
C. 8 W
D. None of the above
Power amplifiers generally use transformer coupling because transformer per-mits
A. Cooling of the circuit
B. Impedance matching
C. Distortionless output
D. Good frequency response
Join The Discussion