transister amplification

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Discussion in 'Homework Help' started by sanjayladwa, Nov 13, 2006.

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  1. Nov 13, 2006 #1
    sanjayladwa

    Thread Starter New Member

    Oct 26, 2006
    5
    0
    hi, please explain me how a transister actually amplifies a signal;either be a voltage or current amplification
     
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  2. Nov 13, 2006 #2
    Papabravo

    Expert

    Feb 24, 2006
    10,928
    2,068
    It uses the power supply to make a "copy" of the input signal on the output.
     
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