Question

An amplifier has a midband gain of 125 and a bandwidth of 250khz. If 4% negative feedback is introduced, find the new bandwidth and gain

Answer 1

Answer:

12345

Explanation:

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Answer 2

Answer:

      The feedback ratio is 2.4%

Explanation:

Question:

    An amplifier has a mid-band gain of 125 and a bandwidth of 250 kHz. A 4% negative feedback is introduced to obtain a new bandwidth and gain. If the bandwidth is to be restricted to 1 MHz, the feedback ratio will be

a)1.2%

b)0.8%

c)1.8%

d)2.4%