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Homework Help: Questions in Op-Amp

  1. Oct 13, 2009 #1
    What is the use of Buffer connection Amplifier?

    What is the common mode rejection ratio? What is the use of this in the op-amp applications, for example in difference amplifier and instrumentation amplifier?

    What are the application in Difference amplifier and Instrumentation amplifier?

  2. jcsd
  3. Oct 13, 2009 #2


    User Avatar

    Staff: Mentor

    You must show some effort at answering these questions before we can help you. Have you tried looking any of those terms up on www.wikipedia.org or just googling them?
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