Direct coupling is used for ___ amplification.
A. very low frequency
B. radio-frequency
C. audio-frequency
D. ultra high frequency
Show Answer
Answer: A
Share your understanding of this question with the correct explanation.
Direct coupling is used for ___ amplification.
A. very low frequency
B. radio-frequency
C. audio-frequency
D. ultra high frequency
Answer: A
Share your understanding of this question with the correct explanation.