E-Mu PX-7 Owner's Manual page 316

O O O O
Front panel knobs 1 & 2
are normally routed to the filter
parameters in the factory
presets.
Connect the MidiA PatchCord to
FiltFreq +100 and MidiB
PatchCord to FiltRes +100 to
regain knob control over the filter
parameters.
304 E-MU Systems
L1
FILTER ENVELOPE
Mode: time-based
Advance to the Filter Envelope parameter page.
6.
L1
FILT ENV
Attack1
Move the cursor underneath the time field and change the value to
7.
about +50. Now when you press a key the filter slowly sweeps up.
L1
FILT ENV
Attack1
Change the attack rate and note the change in the sound.
8.
Set the envelope parameters as shown in the following table.
9.
Envelope Phase
Attack 1
Attack 2
Decay 1
Decay 2
Release 1
Release 2
With the above setup, the filter sweeps up, then Decays back down to
the Decay 2 Level until you release the key. Then it sweeps down at the
Release rates. Play with the envelope parameters for awhile to get a feel
for their function. (If you're having trouble understanding the Envelope
Generators, please refer to the Programming Basics section in this
manual.)
RATE
50
RATE LEVEL
50 +88%
Time Level %
40
65 100
80
25
97
73
Preset Programming
Editing Presets
LEVEL
100%
65
85
50
20
0