What is the effect of negative feedback on bandwidth?

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DEEPAKSA RAIBHAGI asked 5 years ago

Want brief description

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Chetan Shidling Staff answered 5 years ago
  1. During negative feedback lower cutoff frequency F1 is divided by (1+AB) A–Gain B–feedback factor and upper cutoff frequency F2 are multiplied by (1+AB).
  2. So F1 decrease F2 increase.
  3. Hence Bandwidth increase.