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Roland JV-880 Owner's Manual page 106

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TVF
keyfollow
P a
t-
c h
!
T o n e
C
- 2
]
T U F
k
e y f
oil
o w = +
78
This parameter
lets
you change
the cutoff
frequency depending on
the note
number
played.
The
key
C4
(note
number
60)
is
the central (or reference) key.
Settings:
-
1
00/
-
70/
-
50/
-
30/
-
1
0/0/+1
0/+20/+30/+40/+50/+70/+1 00/+1 20/+1
50/+200
Positive
(
+
)
values
:
Tlie larger the
note
number,
the
higher the
cutoff
frequency.
In
addition,
the higher the
value, the
more marked
the
increase.
:
The
standard frequency
of
the
sound
becomes
the
cutoff
frequency.
:
No
change.
Negative
(
)
values
:
The
higher the note
number,
the
lower
the
cutoff
frequency.
+ 100
+200 +150 +120
Cutoff
>
,
-
1
00 V
////"*"
'°°
frequency
-7oN.
//Cy^^^^
w
^"'
r^i
-1
^
^1
»
02
03
04
05
06
Note
number
07
For
example,
set
the keyfollow value
to
less
than 100
for
piano sounds, as
the
sound
of
a
real
piano
becomes
softer
the higher
up on
the
keyboard you
play.
If
you
set
different
keyfollow
values
for
each Tone,
the
sound can be
made
to
change
in
unusual ways.

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