Yamaha FX900 FX900 Owners Manual Image - Page 30

Reverb, GROUP

Page 30 highlights

■ REV1 (Reverb 1) GROUP • PCM --- Mono Pitch Change PITCH CHANGE 1 makes it possible to produce two independently pitch-shifted output notes in addition to the direct signal, so you can create three-part harmonies with a single input note. FB A MIX LPF PITCH PEAL Li/L B LPF PCA FIN DLYA +4 +8A 1300.0 PCB FINB DLYB +5 +8 325.0 PBAL LPF FB A=B THRU +30 KEY MIX LVL OFF 50 0 PCA (1st Pitch Shift: -12 - +121 PCB (2nd Pitch Shift: -12 - +121 These two parameters set the pitch of the first or second pitch-shifted note between one octave below (-12) and one octave above (+12) the input note. FINA (1st Fine Tuning: -100 - +100) FINB (2nd Fine Tuning: -100 - +100) Permit fine tuning of the first or second pitch-shifted note in 1-cent steps (1 cent is 1/100th of a semitone). DLYA (1st Delay Time: 0.1 -1300 ms) DLYB (2nd Delay Time: 0.1 -1300 ms) The DLYA and DLYB parameters determine the time delay between input of the original note and output of the first or second pitch-shifted note. PBAL (Pitch Balance: A=50 - A=1. A=B. B=1. B=50) Sets the balance between the 1st and 2nd pitch-shifted notes. a setting of "A=50," for example, produces only the sound of the 1st note. "A=B" produces both notes in equal balance. "A=50" produces only the sound of the 2nd note. 29 LPF (Low-pass Filter Cutoff Frequency: 1.0kHz - 11kHz, THRU) Sets the cutoff frequency of the low-pass filter. The "THRU" setting bypasses the filter. FB (Feedback: -100 - +100%) When this parameter is set to 0, only a single pitch-shifted sound is produced after the DELAY time has elapsed. As the value of this parameter is increased, however, more and more delayed repeats are produced, each pitch-shifted up or down from the previous repeat according to the settings of the PCA and PCB parameters. KEY (Base Key: OFF. C1 - C6) This parameter sets the "base key" for an external MIDI synthesizer used to control the amount of pitch change produced (the MIDI OUT terminal of the synthesizer must be connected to the FX900 MIDI IN terminal, and the FX900 must be set to receive on the MIDI channel on which the synthesizer is transmitting). If, for example, the KEY parameter is set to C4, pressing the C3 key on the synthesizer (C3 is one octave lower than C4) will set the pitch change value to -12. Pressing D4 on the keyboard would produce a pitch increase of one whole-tone (+2). When two keys are pressed, the highest note determines the pitch of the PCA (or PCL in the PCS program) sound, and the lower note determines the pitch of the PCB (or PCR in the PCS program) sound. If a key more than one octave higher or lower than the base key is pressed, the resultant pitch change setting will still be within the -12 to +12 range, as shown in the illustration below. If the KEY parameter is set OFF, pitch cannot be controlled via the MIDI IN terminal. MIX (Mixing: 0 -100%) Sets the balance between the direct and pitch-changed sound. LVL (Output Level: -30 - +6 dB) Determines the output level of the PCM effect.

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REV1
(Reverb
1)
GROUP
PCM
---
Mono
Pitch
Change
PITCH
CHANGE
1
makes
it
possible
to
produce
two
independently
pitch
-shifted
output
notes
in
addition
to
the
direct
signal,
so
you
can
create
three-part
harmonies
with
a
single
input
note.
FB
LPF
LPF
A
PITCH
B
PEAL
MIX
PCA
A
1300.0
FIN
DLYA
+4
+8
PCB
FINB
DLYB
+5
+8
325.0
PBAL
LPF
FB
A=B
THRU
+30
KEY
5
MI
0
X
LVL
OFF
0
PCA
(1st
Pitch
Shift:
—12
+
12
1
PCB
(2nd
Pitch
Shift:
—12
+121
These
two
parameters
set
the
pitch
of
the
first
or
second
pitch
-shifted
note
between
one
octave
below
(-12)
and
one
octave
above
(+12)
the
input
note.
FINA
(1st
Fine
Tuning:
—100
+100)
FINB
(2nd
Fine
Tuning:
—100
+100)
Permit
fine
tuning
of
the
first
or
second
pitch
-shifted
note
in
1
-cent
steps
(1
cent
is
1/100th
of
a
semitone).
DLYA
(1st
Delay
Time:
0.1
—1300
ms)
DLYB
(2nd
Delay
Time:
0.1
—1300
ms)
The
DLYA
and
DLYB
parameters
determine
the
time
delay
between
input
of
the
original
note
and
output
of
the
first
or
second
pitch
-shifted
note.
PBAL
(Pitch
Balance:
A=50
-
A=1.
A=B.
B=1.
B=50)
Sets
the
balance
between
the
1st
and
2nd
pitch
-shifted
notes.
a
setting
of
"A=50,"
for
example,
produces
only
the
sound
of
the
1st
note.
"A=B"
produces
both
notes
in
equal
balance.
"A=50"
produces
only
the
sound
of
the
2nd
note.
Li/L
LPF
(Low-pass
Filter
Cutoff
Frequency:
1.0kHz
-
11kHz,
THRU)
Sets
the
cutoff
frequency
of
the
low-pass
filter.
The
"THRU"
setting
bypasses
the
filter.
FB
(Feedback:
—100
+100%)
When
this
parameter
is
set
to
0,
only
a
single
pitch
-shifted
sound
is
produced
after
the
DELAY
time
has
elapsed.
As
the
value
of
this
parameter
is
increased,
however,
more
and
more
delayed
repeats
are
produced,
each
pitch
-shifted up
or
down
from
the
previous
repeat
according
to
the
settings
of
the
PCA
and
PCB
parameters.
KEY
(Base
Key:
OFF.
C1
C6)
This
parameter
sets
the
"base
key"
for
an
external
MIDI
synthesizer
used
to
control
the
amount
of
pitch
change
produced
(the
MIDI
OUT
terminal
of
the
synthesizer
must
be
connected
to
the
FX900
MIDI
IN
terminal,
and
the
FX900
must
be
set
to
receive
on
the
MIDI
channel
on
which
the
synthesizer
is
transmitting).
If,
for
example,
the
KEY
parameter
is
set
to
C4,
pressing
the
C3
key
on
the
synthesizer
(C3
is
one
octave
lower
than
C4)
will
set
the
pitch
change
value
to
—12.
Pressing
D4
on
the
keyboard
would
produce
a
pitch
increase
of
one
whole
-tone
(+2).
When
two
keys
are
pressed,
the
highest
note
determines
the
pitch
of
the
PCA
(or
PCL
in
the
PCS
program)
sound,
and
the
lower
note
determines
the
pitch
of
the
PCB
(or
PCR
in
the
PCS
program)
sound.
If
a
key
more
than
one
octave
higher
or
lower
than
the
base
key
is
pressed,
the
resultant
pitch
change
setting
will
still
be
within
the
—12
to
+12
range,
as
shown
in
the
illustration
below.
If
the
KEY
parameter
is
set
OFF,
pitch
cannot
be
controlled
via
the
MIDI
IN
terminal.
MIX
(Mixing:
0
-100%)
Sets
the
balance
between
the
direct
and
pitch
-changed
sound.
LVL
(Output
Level:
—30
+6
dB)
Determines
the
output
level
of
the
PCM
effect.
29