Specifications

Effect Types and Parameters
ZOOM PFX-9003
44
C2
Combo 2: The sound of a combo-type guitar amp with two 12 inch speakers.
C3
Combo 3: The sound of a combo-type guitar amp with one 10 inch speaker.
GS
Gt Stack: The sound of a stack-type guitar amp with four 10 inch speakers.
GW
Gt Wall: The sound of multiple stack-type amps placed together.
bC
Bs Combo: The sound of a combo-type bass amp with one 15 inch speaker.
bS
Bs Combo: The sound of a stack-type bass amp with four 6.5 inch speakers.
Table 3: COLOR
Ft
Flat response.
vo
Characteristics suitable for vocal.
Gt
Characteristics suitable for acoustic guitar.
d1
Light distortion characteristics.
d2
Characteristics with higher gain than d1.
◆ ZNR module
Original noise reduction developed by ZOOM for cutting noise during performance pauses.
Parameter 1: ZNR
Parameter description
Parameter name Setting range Explanation
ZNR
0 – 15
Adjusts the sensitivity of ZNR. For best results, set this as high as
possible without allowing the attacks or decays to sound unnatural.
◆ EQ module
Three-band equalizer.
Parameter 1: HIGH Parameter 2: MID Parameter 3: LOW Parameter 4: LEVEL
Parameter description
Parameter name Setting range Explanation
HIGH
-12 – 12
Adjusts boost/cut in the high frequency range.
MID
-12 – 12
Adjusts boost/cut in the mid frequency range.
LOW
-12 – 12
Adjusts boost/cut in the low frequency range.
LEVEL
1 – 8
Adjusts the module output level.
◆ MOD module
CHORUS
Adds vibration and spread to the sound.
Parameter 1: DEPTH Parameter 2: RATE
Parameter 3: MIX [A]
V-CHO
Simulates the warm sound of a vintage effect.
Parameter 1: DEPTH Parameter 2: RATE [A]
Parameter 3: MIX
FLANGE
Produces a unique, undulating sound.
Parameter 1: DEPTH
Parameter 2: RATE [A]
Parameter 3: FB
PHASE
Produces a swooshing sound.
Parameter 1: POSI Parameter 2: RATE [A]
Parameter 3: COLOR