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The 10 o’clock position yield the values shown in brackets,
which correspond to the speeds of an average 122 model
Leslie.
ACCELERATION
This knob adjusts the amount of time it takes both rotors to go
from slow to fast and from fast to slow. Set the knob to the far
left for the fastest acceleration and deceleration time. Twist it to
the right and the effect will be slower to speed up and slow
down. The 1 o’clock positions yield the values shown in
brackets, which correspond to the speeds of an average 122
model Leslie.
SLOW > FAST
Bass 0,5sec – 4,2sec - 8sec – 8sec (5,5sec)
Horn 0,5sec – 0,5sec – 2sec - 8sec (1sec)
FAST > SLOW
Bass 0,8sec – 4,2sec - 8sec – 8sec (5,5sec)
Horn 0,8sec – 0,8sec – 3,2sec - 8sec (1,6sec)
MODE
The VENTILATOR II features three different frequency
responses for the use with guitar or organ. They are accessed
via the 7 – 12 –5 o’clock position of the MODE knob.
Pos Mode Functionality
7.00 GIT1 neutral response for use with a guitar amp
12.00 GIT2 similar to GIT1 but with accentuated mids
and highs
5.00 KEY Simulation of the Leslie 122 response for use
with organ
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