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PRESET PROGRAMMING
74
AUXILIARY ENVELOPE GENERATOR
level
time
D
e
l
a
y
key
down
1) When a key is pressed, the envelope generator waits for the specified Delay time, then begins to increase at
the Attack rate.
2) At full level, it waits for the specified Hold time before gliding down at the Decay rate, coming to rest at the
Sustain level.
3) The envelope remains at the Sustain level until the key is released, then it glides back down to zero at the
programmed Release rate.
level
key
down
When the key is released, the Release phase immediately begins.
UltraProteus Operation Manual
A
H
D
t
e
o
t
c
l
a
a
d
y
c
k
time
A
H
key
released
Sustain
R
e
l
e
a
s
e
key
released
R
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