ER-301/Fixed HPF

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  • Removing DC bias (i.e. centering a signal around zero) to prevent pops or maximize head room.
  • Also useful for preventing drift in feedback loops.


This is a cheap single-pole high-pass set-and-forget filter.



Control Type Has Sub-chain? Fader Range Fader Scale
Simple Fader no 5 octaves above and below 440Hz frequency in Hertz

This parameter sets the cut-off frequency of the high-pass filter.