Activ filter for Subwoofer HELP!?

Discussion in 'General Electronics Chat' started by Petrus Armagedon, Jul 3, 2011.

  1. Petrus Armagedon

    Thread Starter New Member

    Jul 1, 2011
    24
    0
    Hi
    What should change the scheme (circuit) for this Loww-pass filter connected a to the outputs of audio amplifiers 200W/4om.
    thanks
    Here are the sheme (circuit):
     
  2. bertus

    Administrator

    Apr 5, 2008
    15,649
    2,348
    Hello,

    The schematic is designed to be used at line level.
    It can not be used at the output of a power amplifier.

    Bertus
     
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