Computer · Feedback Amplifiers
In a negative feedback amplifier, under which condition is the input impedance increased?
- 1If the feedback signal is mixed in shunt (current feedback)
- 2If the feedback signal is mixed in series (voltage feedback)✓
- 3If the signal sampled is a current
- 4If the signal sampled is a voltage
Correct answer
If the feedback signal is mixed in series (voltage feedback)
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