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ZOOM 504 II 

ACOUSTIC

ZOOM 504 II 

ACOUSTIC

29

Ef
fect

Parameters

Ef
fect

Parameters

WAH

This is an auto wah effect that works on single notes. Higher values 
result in stronger auto wah.

PEDAL WAH

           Allows using the expression pedal (FP01/FP02) connected to 
the CONTROL IN jack to manually adjust the WAH effect. When no 
pedal is used, the parameter functions as auto wah. 

oF

Sets the EFFECT parameter to OFF. 

LARGE 

Simulates the reverberation in a fairly large room. Higher values 
result in a deeper reverb effect. 

PEDAL LARGE

           Allows using the expression pedal (FP01/FP02) connected to 
the CONTROL IN jack to adjust the reverb sound mixing balance.

SMALL

Simulates the reverberation in a fairly small room. Higher values 
result in a deeper reverb effect.

PEDAL SMALL

            Allows using the expression pedal (FP01/FP02) connected to 
the CONTROL IN jack to adjust the reverb sound mixing balance.

DELAY

This is a delay effect 
with a delay time of 
370 mS maximum. 
Higher values result in 
longer delay time 
(longer delay sound 
intervals). 

DELAY&REVERB

Value Delay time

1

100ms

2

150ms

3

180ms

4

215ms

5

230ms

6

250ms

7

280ms

8

340ms

9

370ms

Mixes a delayed component and reverb component to the 
original sound, producing a feeling of depth and ambience.

TIME

LEVEL

Original sound

Delay sound

Delay time

PEDAL DELAY

           Allows using the expression pedal (FP01/FP02) connected to 
the CONTROL IN jack to adjust the delay sound mixing balance 
(delay time will be set to 250 mS). 

DELAY+REVERB

This is an effect which combines delay (delay time 210 mS) and 
reverb. Higher values result in deeper reverb effect and higher delay 
sound mixing ratio. 

PEDAL DELAY+REVERB

           Allows using the expression pedal (FP01/FP02) connected to 
the CONTROL IN jack to adjust the delay sound mixing balance 
(reverb depth is fixed). 

oF

Sets the DELAY&REVERB parameter to OFF. 

BRIGHT COMBO

Designed for use with combo type amplifiers having a bright sound. 
Higher values result in stronger attenuation effect. 

COMBO

Designed for use with regular combo type amplifiers. Higher values 
result in stronger attenuation effect.

STACK 

Designed for use with stack type amplifiers. Higher values result in 
stronger attenuation effect.

oF 

Sets the De-AMP parameter to OFF. 

De-AMP

This parameter serves for attenuating frequency bands that can 
sound harsh when an acoustic guitar is reproduced via a guitar 
amplifier. Choose the BRIGHT COMBO, COMBO, or STACK 
setting depending on the amplifier that is used, and adjust the 
value as required. 

Summary of Contents for ACOUSTIC 504 II

Page 1: ...ation for future reference SAFETY PRECAUTIONS 2 Features 3 Terms Used in This Manual 4 Using the unit on batteries 5 Controls and Functions Connections Setting the input gain 6 Selecting Patches for P...

Page 2: ...De AMP reduces harshness when playing an acoustic guitar through a guitar amplifier AIR lends a spacious feeling to the sound TOUCH makes picking more uniform and smooth The 504 II is also useful as...

Page 3: ...his section explains some important terms that are used throughout the 504 II documentation Effect parameter The effects of the 504 II consist of a succession of modules that determine the sound These...

Page 4: ...nus plug into this jack When a plug is inserted in this jack the 504 II is turned on This stereo phone jack serves for connection to the guitar amplifier It is also possible to plug a pair of stereo h...

Page 5: ...the guitar amplifier and adjust the volume to a suitable position Bank Patch number You can use the keys to directly switch among the banks A F Keep both keys depressed for more than 1 second While t...

Page 6: ...h Bypass Tune the other strings in the same way Pitch is high Pitch is correct Pitch is low The bypass or mute condition cannot be activated when the unit is in the edit mode Press one of the foot swi...

Page 7: ...lay Terminate the edit mode To terminate the edit mode and return to the play mode set the PLAY EDIT selector to the PLAY position Parameter value Lit Parameters selectable with PLAY EDIT selector 1 P...

Page 8: ...y When storing or copying a patch it is not possible to use the keys to switch only the bank number Press the STORE key once more When the store copy process is completed the unit reverts to the origi...

Page 9: ...select To change the Patch call method back to normal direct select operation simply turn the unit off and back on again Confirm Use the foot switches to select the patch you want to use next Changin...

Page 10: ...starts when the F B SUPPRESSOR parameter is set to SC or set to off and then on again When wishing to retain the SC setting also while the unit is turned off store the currently selected patch 4 Retu...

Page 11: ...es These factory default patches can be restored also if they were overwritten by patches created by the user There are two ways of restoring factory defaults All Initialize returns the entire set of...

Page 12: ...ent to the original sound producing a feeling of depth and ambience PLAY EDIT selector Shows the position which is used to call up the parameter Global parameter Global parameters that apply to all pa...

Page 13: ...ngering GUT Simulates the sound of a classic guitar with nylon strings Selects the preamp characteristics for acoustic guitar Simulator for changing the sound of an electric guitar to that of an acous...

Page 14: ...a slight shift Higher values result in larger shift between original sound and effect sound PEDAL DOUBLING Allows using the expression pedal FP01 FP02 connected to the CONTROL IN jack to adjust the in...

Page 15: ...layed component and reverb component to the original sound producing a feeling of depth and ambience TIME LEVEL Original sound Delay sound Delay time PEDAL DELAY Allows using the expression pedal FP01...

Page 16: ...OB SCENE WET BRIGHT BOSSA FUNKY 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 DLY REV Large Volume Volume Volume Wah Volume DLY REV Emphasizer 12 string Volume Volume Volume Volume Volum...

Page 17: ...to provide maximum protection against the emission of electromagnetic radiation from inside the device and protection from external interference However equipment that is very susceptible to interfere...

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