
Chapter 11: Reference Section 187
Z-PLANE FILTER DESCRIPTIONS
F073 BassDrumEQ
Morph: Adds low end boost.
Freq. Tracking: Tends to smooth out the filter.
Transform 2: This adds high end at the expense of low end.
Comments: This is an EQ filter designed for bass drums, based on a
low pass EQ filter. The transforms tailor to different types of bass
drums.
F074 Snare LPEQ2
Morph: Controls brightness.
Freq. Tracking: This moves the mid range bump down a bit.
Transform 2: This will smooth the boost (widens the “Q”).
Comments: This is an EQ filter designed for snares, based on a low
pass EQ filter. There is a strong boost in the 320Hz to 640Hz range
and some boost on the low end to give it some punch. The trans-
forms tailor to different types of snares.
F075 HiHatLPEQ
Morph: Controls brightness.
Freq. Tracking: Tends to make the EQ more complex.
Transform 2: Tends to modify the low end.
Comments: This is an EQ filter designed for hi hats, based on a low
pass EQ filter. There is a strong boost in the 5kHz to 18kHz range
and some cut on the low end. The transforms tailor to different
types of hi-hats.
COMPLEX FILTERS
Many of these filters have never existed for musical applications
before!
F076 HP LP PZ
Morph: Sets how open or closed the filter is.
Freq. Tracking: Sets the transition from high pass to low pass.
Transform 2: This sets the sharpness of the cut off.
Comments: This Pole/ Zero filter models both low pass and high
pass filters.
F077 PZ Notch
Morph: Sets the notch's center frequency.
Freq. Tracking: This deepens the notch (more cut).
Transform 2: This makes the notch wider (widens the “Q”).
Comments: This Pole/ Zero filter is a notch that ranges from 80Hz
to 10kHz.
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