Define what is meant by small signal amplifier?

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Explain different types of feedback.

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friends, in closed loop system bandwidth is encresed comparision to open loop. what is mean by that? generally bandwidth means something realeted to frequency.

1 Answers   BARC,

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Which semiconductor device is used as a voltage regulator?

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What is MAIO?

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Define interfacing?

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why does a capacitor blok dc but alows ac to pass through?

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why r u want to join this company

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I am selected for interview jr executive(electronics)in AAI.i have the interview on 13th october2010.please anyone send the requirements and share the interview details who had completed.if u have any details plz send to srikkanth.283@gmail.com r @09491955876....i'm in tense.....

0 Answers   AAI Airports Authority Of India,

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If R1=R2, then B=0.5, the total time T of square wave in astable multivibrator using op-amp is A T=RC B T=2 RC ln 3 C T=2 RC ln 2 D T=2RC ln (1+ 0.5)

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The positive clipper can be easily converted into negative clipper by A Reversing diode and changing the polarity of reference voltage B Reversing diode only C Changing the polarity D None of these

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What are the disadvantages of the harmonics present in the inverter system?

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