Vca - Roland GR-700 Owner's Manual

28
LFO
Modulation
LFO Mod
5
...
\
[
/
/
\
10
The
LFO
output
signal
controls the
VCF
Cutoff
Point, therefore, a
growl
or
wah
effect
can be obtained.
DU
-J
*
nn
uu
o o
50
v^"
*\
EDIT
(RES)
HPF
Cutoff
Frequency
HPF
5
\
i
/
/ \
10
This
is
to set
the Cutoff Point
of the
HPF.
*The HPF
(High
Pass
Filter)
is
the
filter
that passes high frequency harmonics
and
cuts off the
low frequency harmo-
nics.
DC
Polarity
Switch
B
This
is
to select the
polarity of
the Enve-
lope curve. Usually
A-x
may
be
used.
In
V^mode,
ADSR
pattern
will
be
in-
verted, therefore, pitch alteration, too.
DC
o
'
1
f
1
I r
r-n
1 1
r i
o
EDIT
(RES)
VCA
(Voltage Controlled Amplifier)
This
is
where
the
volume
(amplitude) of the
sound
is
controlled.
Normally,
it is
control-
led
by
the
output
voltage
from
the
ENV.
Programmer
Edit
Parameter Movement
Parameter
Number
Data Operation
VCA
level
Level
5
\l/
10
This
is
to adjust the
volume
level in
the
writing
mode.
[NOTE
4]
n n
uu
i
DO
-J -J
EDIT
(RES)
VCA
mode
Mode
ENV
Gate
This
is
to select
whether
to control the
VCA
by
the
signal
from
the
ENV
(
A-\
)
or
by
the
Gate
signal
(
f~L )
no
Du
o
I
I
f
I
n
i
—
i
o
EDIT
(RES)
[NOTE
4]
Setting this
VCA
level
too high
may
cause
sound
distortion,