Roland Prelude Electronic Keyboard User Manual


 
60
Cyclically controls a filter to create cyclic change in timbre.
fig.MFX-08
Adds a vowel character to the sound, making it similar to a human
voice.
fig.MFX-09
Simulates the speaker type and mic settings used to record the speaker
sound.
fig.MFX-10
Specifications of each Speaker Type
The speaker column indicates the diameter of each speaker unit (in
inches) and the number of units.
08: AUTO WAH
Parameter Value Description
Filter Type LPF, BPF
Type of filter
LPF: The wah effect will be applied over
a wide frequency range.
BPF: The wah effect will be applied over
a narrow frequency range.
Manual 0–127
Adjusts the center frequency at which the
effect is applied.
Peak 0–127
Adjusts the amount of the wah effect that
will occur in the range of the center fre-
quency.
Set a higher value for Q to narrow the
range to be affected.
Sens 0–127
Adjusts the sensitivity with which the filter
is controlled.
Polarity UP, DOWN
Sets the direction in which the frequency
will change when the auto-wah filter is
modulated.
UP: The filter will change toward a high-
er frequency.
DOWN: The filter will change toward a
lower frequency.
Rate
0.05–10.00 Hz,
note
Frequency of modulation
Depth 0–127 Depth of modulation
Phase 0–180 deg
Adjusts the degree of phase shift of the left
and right sounds when the wah effect is
applied.
Low Gain -15– +15 dB Gain of the low range
High Gain -15– +15 dB Gain of the high range
Level 0–127 Output Level
09: HUMANIZER
Parameter Value Description
Drive Sw OFF, ON Turns Drive on/off.
Drive 0–127
Degree of distortion
Also changes the volume.
Vowel1 a, e, i, o, u
Selects the vowel.
Vowel2 a, e, i, o, u
Rate
0.05–10.00 Hz,
note
Frequency at which the two vowels switch
Depth 0–127 Effect depth
Input Sync
Sw
OFF, ON
Determines whether the LFO for switching
the vowels is reset by the input signal (ON)
or not (OFF).
Input Sync
Threshold
0–127 Volume level at which reset is applied
L in
R in
L out
R out
Auto Wah
2-Band EQ
2-Band EQ
Auto Wah
Formant
2-Band
EQ
L in
R in
Overdrive
L out
R ou
t
Pan R
Pan L
Manual 0–100
Point at which Vowel 1/2 switch
49 or less: Vowel 1 will have a longer
duration.
50: Vowel 1 and 2 will be of equal du-
ration.
51 or more: Vowel 2 will have a longer
duration.
Low Gain -15– +15 dB Gain of the low frequency range
High Gain -15– +15 dB Gain of the high frequency range
Pan L64–63R Stereo location of the output
Level 0–127 Output level
10: SPEAKER SIMULATOR
Parameter Value Description
Speaker Type (See the table below.) Type of speaker
Mic Setting 1, 2, 3
Adjusts the location of the mic
that is recording the sound of the
speaker.
This can be adjusted in three
steps, with the mic becoming
more distant in the order of 1,
2, and 3.
Mic Level 0–127 Volume of the microphone
Direct Level 0–127 Volume of the direct sound
Level 0–127 Output Level
Type Cabinet Speaker
Micro-
phone
SMALL 1 small open-back enclosure 10 dynamic
SMALL 2 small open-back enclosure 10 dynamic
MIDDLE open back enclosure 12 x 1 dynamic
JC-120 open back enclosure 12 x 2 dynamic
BUILT-IN 1 open back enclosure 12 x 2 dynamic
BUILT-IN 2 open back enclosure 12 x 2 condenser
BUILT-IN 3 open back enclosure 12 x 2 condenser
BUILT-IN 4 open back enclosure 12 x 2 condenser
BUILT-IN 5 open back enclosure 12 x 2 condenser
BG STACK 1 sealed enclosure 12 x 2 condenser
BG STACK 2 large sealed enclosure 12 x 2 condenser
MS STACK 1 large sealed enclosure 12 x 4 condenser
MS STACK 2 large sealed enclosure 12 x 4 condenser
METAL STACK large double stack 12 x 4 condenser
2-STACK large double stack 12 x 4 condenser
3-STACK large triple stack 12 x 4 condenser
Parameter Value Description
L in
R in
L out
R out
Speaker
Speaker
Prelude_e.book Page 60 Wednesday, January 14, 2009 2:18 PM