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Electronic Devices & CircuitsBJT Amplifiers

The voltage gain of an ideal emitter follower is approximately?

  • A-100
  • B-1
  • C0
  • D+1
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Correct Answer: D. +1
Explanation: A common-collector or emitter-follower stage has a non-inverting voltage gain slightly less than unity in practice and approximately +1 ideally.
Reference: Standard analog electronics: emitter follower
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