Multi-Effects Processor
Effect Types and Parameters
© 2019 ZOOM CORPORATION
Manufacturer names and product names are trademarks or registered trademarks of their respective owners. The names are used only to illustrate
sonic characteristics and do not indicate any affiliation with the Zoom Corporation.
Effect explanation overview
Guitar Lab additional effects
Effect type Effect explanation Parameter range
PDL Vol The volume curve of the volume pedal can be set.
★
VOL Adjusts the volume. 0 – 100 P
Min Adjusts the volume when the pedal is at minimum position. 0 – 100
Max Adjusts the volume when the pedal is at maximum position. 0 – 100
Curve Sets the volume curve. A, B
ParameterEffect Screen
Parameter explanation
Contents
Pedal control possible icon
Tempo synchronization possible icon
DYNAMICS
FILTER
DRIVE
AMP
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CABINET
MODULATION
SFX
DELAY
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REVERB
PEDAL
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Additional tables
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Effect Types and Parameters
B1
FOUR /
B1X
[ DYNAMICS ]
SlowATTCK This effect slows the attack of each note, resulting in a violin-like performance.
Time Adjusts the attack time. 1 – 50
Curve Set the curve of volume change during attack. 0 – 10
Tone Adjusts the tone. 0 – 100
VOL Adjusts the volume. 0 – 100
ZNR
OptComp This is an optical compressor.
BlackOpt
LMT-76 This is a simulation of the UREI 1176LN.
160 Comp This compressor is in the style of the dbx 160A.
DualComp
★
MB Comp This is a simulation of the MultiComp (MODE:MB).
ZOOM's unique noise reduction cuts noise during pauses in playing without affecting
the tone.
DETCT Sets control signal detection level.
Depth Sets the depth of noise reduction. 0 – 100
THRSH Adjusts the effect sensitivity. 0 – 100
Decay Adjust the envelope release. 0 – 100
Drive Adjusts the depth of the compression. 0 – 10
Lo Adjusts volume of low frequencies. 0 – 100
Hi Adjusts volume of high frequencies. 0 – 100
VOL Adjusts the volume. 0 – 100
GTRIN,
EFXIN
This is a simulation of the Demeter COMP-1 Compulator.
Added parameters allow you to adjust the tone.
Comp Adjusts the depth of the compression. 0 – 10 0
Lo Adjusts volume of low frequencies. 0 – 100
Hi Adjusts volume of high frequencies. 0 – 100
VOL
Input Adjusts the input level. 0 – 80
Ratio Adjusts the compression ratio.
REL This is a limiter that suppresses signal peaks above a certain reference level. 10 – 70
Output
THRSH Adjusts the threshold that determines when the effect is activated. -60 – 0
Ratio Adjusts the compression ratio. 1.0 – 10.0
Knee Sets the type of knee. SOFT, HARD
VOL
Adjusts the volume. 0 – 100
4:1, 8:1, 12:1,
20:1
Adjusts the output level. 0 – 80
Adjusts the volume. 0 – 100
This is a compressor which allows separate settings for the low frequency and high
frequency range.
FREQ Adjusts the crossover point between the high frequency and low frequency range. 300 – 1.5k
LoCMP Adjusts the compression depth in the low frequency range. 0 – 50
HiCMP Adjusts the compression depth in the high frequency range. 0 – 50
VOL
Comp Adjusts the depth of the compression. 0 – 100
LoTHR Adjusts the threshold that triggers the low-frequency effect. 0 – 100
HiTHR Adjusts the threshold that triggers the high-frequency effect. 0 – 100
VOL
Adjusts the volume. 0 – 100
Adjusts the volume. 0 – 100
FOUR
Effect Types and Parameters
[ DYNAMICS ]
B1
FOUR /
B1X
FOUR
DYN Comp
Glam Comp
This is a simulation of the MXR Dyna Comp.
Added parameters allow you to adjust the tone and the compressor attack speed.
Sense Adjusts the sensitivity of the effect. 0 – 10
ATTCK Sets compressor attack speed to FAST or SLOW. SLOW, FAST
Tone Adjusts the tone. 0 – 100
VOL
Adjusts the volume. 0 – 100
This compressor becomes a glamorous tone as increasing the Shape parameter.
Also, you can mix the original sound.
Comp Adjusts the depth of the compression. 0 – 100
Shape Emphasizes high and low frequencies. 0 – 10
VOL Adjusts the volume. 0 – 100
DryMx
Adjusts the volume of the unaffected sound. 0 – 100
[ FILTER ]
SeqFLTR The sequence filter has the flavor of a Z.Vex Seek-Wah.
Step Adjusts number of sequence steps. 2 – 8
PTTRN Sets effect pattern. 1 – 8
Speed Sets the speed of the modulation. 1 – 50
RESO Sets effect resonance. 0 – 10
Exciter This exciter enables flexible control.
Bass Adjusts the amount of low-frequency phase correction. 0 – 100
Treble Adjusts the amount of high-frequency phase correction. 0 – 100
VOL Adjusts the volume. 0 – 100
ON/OFF
BassA-Wah You can adjust the mix of this bass guitar auto-wah with the original signal.
Sense Adjusts the sensitivity of the effect. -10 – -1, 1 – 10
RESO Sets effect resonance. 0 – 10
VOL
Z Tron This is like a Q-Tron Envelope Filter in LP mode.
Sense Adjusts the sensitivity of the effect. -10 – -1, 1 – 10
RESO Sets effect resonance. 0 – 10
VOL
A-Filter This is a resonance filter with a sharp envelope.
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Mode Sets direction of movement of the filter. UP, DOWN
Sense Adjusts the sensitivity of the effect. 1 – 10
Peak Adjusts the Q value of the filter. 0 – 10
Bass Cry This talking modulator is suitable for the bass frequency range.
Range Adjusts the frequency range processed by the effect. 1 – 10
RESO Sets effect resonance. 0 – 10
Sense Adjusts the sensitivity of the effect. -10 – -1, 1 – 10
BAL
Sets the foot switch function.
Dry Adjusts the volume of the unaffected sound. 0 – 100
Adjusts the volume. 0 – 100
Dry Adjusts the volume of the unaffected sound. 0 – 100
Adjusts the volume. 0 – 100
Adjusts the volume of the unaffected sound. 0 – 100
Dry
Adjusts the balance between original and effect sounds. 0 – 100
LATCH,
UnLATCH
4 5
Effect Types and Parameters
B1
FOUR /
[ FILTER ]
BassGEQ This 7-band graphic equalizer is suitable for the bass frequency range.
50 Boosts or cuts the low (50 Hz) frequency band. -12.0 – 12.0
120 Boosts or cuts the low (120 Hz) frequency band. -12.0 – 12.0
400 Boosts or cuts the low (400 Hz) frequency band. -12.0 – 12.0
500 Boosts or cuts the low (500 Hz) frequency band. -12.0 – 12.0
800 Boosts or cuts the low (800 Hz) frequency band. -12.0 – 12.0
4.5k Boosts or cuts the low (4.5 kHz) frequency band. -12.0 – 12.0
10k Boosts or cuts the low (10 kHz) frequency band. -12.0 – 12.0
VOL Adjusts the volume. 0 – 100
St Ba GEQ This stereo graphic equalizer has 7 bands that suit bass guitar frequencies.
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BassPEQ This 1-band parametric equalizer is suitable for the bass frequency range.
Splitter
Low EQ Designed for low frequencies, this equalizer allows you to select the type.
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High EQ Designed for high frequencies, this equalizer allows you to select the type.
EnvFilter This models the MXR envelope filter.
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50 Boosts or cuts the low (50 Hz) frequency band. -12.0 – 12.0
120 Boosts or cuts the low (120 Hz) frequency band. -12.0 – 12.0
400 Boosts or cuts the low (400 Hz) frequency band. -12.0 – 12.0
500 Boosts or cuts the low (500 Hz) frequency band. -12.0 – 12.0
800 Boosts or cuts the low (800 Hz) frequency band. -12.0 – 12.0
4.5k Boosts or cuts the low (4.5 kHz) frequency band. -12.0 – 12.0
10k Boosts or cuts the low (10 kHz) frequency band. -12.0 – 12.0
VOL Adjusts the volume. 0 – 100
FREQ Sets the frequency of the equalizer. 20 – 20k
Q Adjusts equalizer Q. 0.5 – 16.0
Gain Adjusts the gain. -20.0 – 20.0
VOL
Adjusts the volume. 0 – 100
This effect divides the signal into two bands (high/low) and lets you freely adjust the
mix ratio of the two bands.
FREQ Adjusts the crossover point between the high frequency and low frequency band. 80 – 2.5k
Lo Adjusts the mix ratio of the low frequency band. 0 – 100
Hi Adjusts the mix ratio of the high frequency band. 0 – 100
VOL
Type Sets filter type. SHELF, HPF
FREQ Sets the frequency of the filter. 20 – 640
Gain
VOL Adjusts the volume. 0 – 100
Type Sets filter type. SHELF, LPF
FREQ Sets the frequency of the filter. 500 – 20k
Gain
VOL Adjusts the volume. 0 – 100
THRSH Adjusts the effect sensitivity. 0 – 100
ATTCK Adjusts the attack speed. 0 – 100
Mode Sets direction of movement of the filter. UP, DOWN
VOL Adjusts the volume. 0 – 100
Adjusts the volume. 0 – 100
Adjusts the gain.
This setting is disabled when the Type parameter is set to HPF.
Adjusts the gain.
This setting is disabled when the Type parameter is set to LPF.
B1X
-12.0 – 12.0
-12.0 – 12.0
FOUR
Effect Types and Parameters
B1
FOUR /
[ DRIVE ]
EP Stomp This models the Maestro Echoplex preamp.
Gain Adjusts the gain. 0 – 100
Bass Adjusts volume of low frequencies. -10 – 10
Treble Adjusts volume of high frequencies. -10 – 10
VOL Adjusts the volume. 0 – 100
RC Boost This booster covers sounds ranging from clean boosts to light drives.
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NYC Muff
Squeak
Bass DRV This is a simulation of the SansAmp BASS DRIVER DI.
D.I Plus
Dark Pre This is a simulation of the Darkglass Electronics Microtubes B7K.
Gain Adjusts the gain. 0 – 100
Bass Adjusts volume of low frequencies. 0 – 100
Treble Adjusts volume of high frequencies. 0 – 100
VOL Adjusts the volume. 0 – 100
This models an Electro-Harmonix Big Muff Pi. An added parameter allows you to
adjust the balance of original sound and distortion.
SUSTN Adjusts the gain. 0 – 100
Tone Adjusts the tone. 0 – 100
BAL Adjusts the balance between original and effect sounds. 0 – 100
VOL Adjusts the volume. 0 – 100
This models a ProCo RAT.
A parameter has been added that allows you to adjust the mix level of the original sound.
Gain Adjusts the gain. 0 – 100
FLTR Adjusts the tone. 0 – 100
VOL Adjusts the volume. 0 – 100
DryMx Adjusts the volume of the unaffected sound. 0 – 100
Bass Adjusts volume of low frequencies. 0 – 100
Treble Adjusts volume of high frequencies. 0 – 100
PRSNC Adjusts volume of super-high frequencies. 0 – 100
Blend Adjusts the balance between the original sound and the effected sound. 0 – 100
Gain Adjusts the gain. 0 – 100
VOL Adjusts the volume. 0 – 100
MID-F Adjusts the center frequency of the mid-range. 500, 1.0k
MID Adjusts the volume of middle frequencies. 0 – 100
This is a simulation of the MXR Bass D.I.+, which has both clean and distortion
channels.
Bass Adjusts volume of low frequencies. 0 – 100
MID Adjusts the volume of middle frequencies. 0 – 100
Treble Adjusts volume of high frequencies. 0 – 100
Color This turns the preset EQ ON or OFF for the clean channel. OFF, ON
CHAN Switches between clean and distortion channels. CLN, DIST
Blend
Gain Adjusts the gain of the distortion channel. 0 – 100
VOL Adjusts the volume. 0 – 100
Bass Adjusts volume of low frequencies. 0 – 100
L-MID Adjusts the volume of lower middle frequencies. 0 – 100
H-MID Adjusts the volume of higher middle frequencies. 0 – 100
Treble Adjusts volume of high frequencies. 0 – 100
Blend Adjusts the balance between the original sound and the effected sound. 0 – 100
Gain Adjusts the gain. 0 – 100
VOL Adjusts the volume. 0 – 100
Boost This sets the frequency bands boosted. LO, HI, LO+HI
Adjusts the balance between the original sound and the effected sound for the distortion
channel.
B1X
0 – 100
FOUR
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