Intellijel Dr. Octature II - Manual (Page 19)

gain unipolar attenuator
for
signal IN
feedback
loop out
Feedback loop
17
signal to be
filtered
MIXER out
filter out
MIXER
unipolar attenuator for
FM1 input
set resonance
self-oscillate past 1
o'clock
set FINE filter cutoff
frequency
bipolar attenuator for
FM 2 input
set COARSE filter cutoff
frequency
set Q response