Filter question

Discussion in 'General Electronics Chat' started by joo4ny, Apr 15, 2013.

  1. joo4ny

    Thread Starter New Member

    Apr 15, 2013
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    [​IMG]

    if R2>R1, what kind of filter is this???

    Thanks in advance
     
    Last edited: Apr 15, 2013
  2. Ron H

    AAC Fanatic!

    Apr 14, 2005
    7,050
    657
    It's a phase lead compensator. From an amplitude response perspective, the gain at DC is R1/(R1+R2). At high frequency, the gain is asymptotic to unity (1).
    This is true independent of the ratio R2/R1.
     
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