Oberheim Xpander Owner's Manual

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Modulation
Pages
A
Modulation Page
exists
behind every function that can be
modulated. The
Modulation
Pages are shown in
green on
the block
diagram To access a
particular
Modulation Page
press
the button of the
function
you
wish to
modulate (notice
the
"Modulation Page Select"
LED
to
the
left of the buttons).
For example,
on the
VCF/VCA page,
touch
the
FREQ button
to
modulate the
filter frequency,
touch RES to
modulate
the filter resonance,
or touch
VCA1
or VCA2
to
modulate the volume
of the VCAs.
To return
to
the
primary
page, touch the
PAGE
2
button,
or
touch
any of the
page
select
buttons
to go to
another
page
When a
function
is
being
modulated, a
dot
will appear
in the display
next to
the function's
name
POSSIBLE
MODULATION
SOURCES
Any of the devices
labelled
in the
Modulation Source section
can be
used as a
modulation.
These are:
LEVER 1 is
usually
a
MIDI pitch bend
lever or wheel.
LEVER 2 is
usually
a
MIDI vibrato
lever or wheel
(not the
vibrato
itself- that's VIB).
PEDAL
1
is
usually the
Xpanders Pedal 1
Input.
PEDAL
2 is usually the
Xpander's
Pedal
2
Input
VIB is the output
of the
VIB Multi Patch page
KEYBOARD is whatever
is designated as
the
controller
for each
voice:
CV.
MIDI
Channel, or
Zone.
LAG is the
output
of the Lag
Processor
VELOCITY is the
MIDI attack velocity
signal
(how fast you press
down on
the keys).
RELEASE
VELOCITY is the
MIDI
release
velocity signal
(how fast you
let go).
PRESSURE is
usually the
MIDI after-touch
pressure
signal (how
hard you
press on the keys
while holding
them down)
ENV
X
will assign an
Envelope
Generator
as
an
input. The
display will prompt you
for which
one
LFO X
will assign an
LFO as an input. The
display
will
prompt
you
for which
one
TRACK X will assign a
Tracking Generator as
an input,
The display
will prompt you
for which
one.
RAMP
X will assign a
Ramp Generator as
an input The
display
will prompt you
for
which
one.
Exactly where the
levers, pedals, and
pressure comes from is set
on
the
MIDI Controls page
in the
Master
Section.
^i_,„_.
36 Xpander Owners
Manual Welcome
lo The
Xpande'

Oberheim Xpander Specifications

General

Type	Analog Synthesizer
Polyphony	6 voices
Oscillators	2 VCOs per voice
Control	MIDI
Synthesis Type	Analog Subtractive
VCA	1 per voice
Memory	100 patches
Modulation	Extensive modulation matrix
Year Released	1984
Filters	Multi-mode filter per voice
Envelopes	3 per voice
Keyboard	No keyboard
Inputs	CV/Gate
Outputs	Individual voice outputs