For which, if any, of the following reasons do JFETs have circuit applications similar to those of vacuum tubes?
A. JFETs have a high input impedance and are voltage-responsive
B. JFETs have a low input impedance and a frequency response comparable
to that of vacuum tubes
C. JFETs have a high input impedance and are current-responsive
D. None of the above
Show Answer
Answer: A
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