Roland GR-55 Owner's Manual page 50

Effect Settings (EFFECT)
14: GUITAR AMP SIMULATOR
This is an effect that simulates the sound of a guitar amplifier.
L in
Pre Amp
R in
Parameter Value
PRE AMP SW OFF, ON
JC-120,
CLEAN TWIN,
MATCH DRIVE,
BG LEAD,
MS1959I,
MS1959II,
MS1959I+II,
PRE AMP TYPE #
SLDN LEAD,
METAL 5150,
METAL LEAD,
OD-1,
OD-2 TURBO,
DISTORTION,
FUZZ
PRE AMP VOLUME #
0–100
PRE AMP MASTER # 0–100
PRE AMP GAIN LOW, MIDDLE, HIGH
PRE AMP BASS
0–100
PRE AMP MIDDLE
PRE AMP TREBLE
PRE AMP PRESENCE 0–100
PRE AMP BRIGHT
OFF, ON
SPEAKER SW OFF, ON
SPEAKER TYPE #
(See the table below.)
MIC SETTING 1, 2, 3
MIC LEVEL 0–100
DIRECT LEVEL 0–100
PAN L50–R50
LEVEL
0–100
50
L out
Pan L
Speaker
Pan R
R out
Description
Turns the amp switch on/off.
Specifies the type of guitar amp.
Adjusts the volume and amount
of distortion of the amp.
Adjusts the volume of the entire
pre-amp.
Specifies the amount of pre-amp
distortion.
Adjust the tone of the bass/mid/
treble frequency ranges.
PRE AMP MIDDLE cannot be set
if MATCH DRIVE is selected as the
PRE AMP TYPE.
Adjusts the tone of the ultra-high
frequency range.
Turning this ON produces a
sharper and brighter sound.
This is available only if PRE AMP
TYPE is set to "JC-120, " "CLEAN
TWIN, " or "BGLEAD. "
Determines whether the signal
passes through the speaker (ON),
or not (OFF).
Selects the type of speaker.
Adjusts the location of the
microphone that's capturing the
sound of the speaker.
This can be adjusted in three
steps, from 1 to 3, with the
microphone becoming more
distant as the value increases.
Adjusts the volume of the
microphone.
Adjusts the volume of the direct
sound.
Adjusts the stereo location of the
output sound.
Adjusts the output volume.
Specifications for Each Speaker Type
The "Speaker" column indicates the diameter of each speaker unit (in inches) and the
number of units.
Type Cabinet
SMALL 1
Small open-back enclosure
SMALL 2 Small open-back enclosure
MIDDLE
Open-back enclosure
JC-120 Open-back enclosure
BUILT-IN 1
Open-back enclosure
BUILT-IN 2 Open-back enclosure
BUILT-IN 3
Open-back enclosure
BUILT-IN 4 Open-back enclosure
BUILT-IN 5
Open-back enclosure
BG STACK 1 Sealed enclosure
BG STACK 2
Large sealed enclosure
MS STACK 1 Large sealed enclosure
MS STACK 2
Large sealed enclosure
METAL STACK Large double stack
2-STACK
Large double stack
3-STACK Large triple stack
15: COMPRESSOR
Flattens out high levels and boosts low levels, smoothing out fluctuations in volume.
L in Compressor 2-Band EQ
R in
Compressor 2-Band EQ
Parameter Value
ATTACK # 0–100
THRESHOLD # 0–100
POST GAIN #
0–+18 dB
LOW GAIN -15–+15 dB
HIGH GAIN -15–+15 dB
LEVEL 0–100
Speaker Microphone
10 Dynamic
10 Dynamic
12 x 1 Dynamic
12 x 2 Dynamic
12 x 2 Dynamic
12 x 2 Condenser
12 x 2 Condenser
12 x 2 Condenser
12 x 2 Condenser
12 x 2 Condenser
12 x 2 Condenser
12 x 4 Condenser
12 x 4 Condenser
12 x 4 Condenser
12 x 4 Condenser
12 x 4 Condenser
L out
R out
Description
Adjusts the time from when the
input exceeds the THRESHOLD
until the volume starts being
compressed.
Adjusts the volume at which
compression begins.
Adjusts the output gain.
Adjusts the gain of the low range.
Adjusts the gain of the high
range.
Adjusts the output volume.