Edit
MODX Reference Manual
117
Reference
In case of the Filter Type with “HPF Cutoff” and “HPF Cutoff/Key” parameters
HPF Cutoff (High Pass Filter Cutoff Frequency)
Determines the central frequency for the Key Follow parameter (below) of the HPF. This parameter is
available only when one of the filter types “LPF12+HPF12” or “LPF6+HPF12” is selected.
Settings:
0–255
HPF Cutoff/Key (High Pass Filter Cutoff Key Follow Sensitivity)
Determines the degree to which the notes (specifically, their position or Octave Range) affect the Cutoff
Frequency of the HPF. This parameter is available only when one of the filter types “LPF12+HPF12” or
“LPF6+HPF12” is selected.
Settings:
-200% – +200%
Positive values:
The Cutoff Frequency drops for lower notes and rises for higher notes.
Negative values:
The Cutoff Frequency rises for lower notes and drops for higher notes.