Yamaha Acoustic, Supplementary Manual

4

Effect Parameters

Distortion

Advanced distortion. Mainly used for direct connection to guitar amp’s front input. 

Digital Distortion

Distortion effect. Mainly used for direct connection to guitar amp’s front input.

Parameter

Display

Range

Description

Type

TYPE

Lead1, Lead2, Drive1, Drive2, 
Crunch1, Crunch2, Fuzz1, 
Fuzz2, Distortion1, Distortion2, 
Overdrive1, Overdrive2, Tube, 
Solidstate

Distortion type

Gain

GAIN

0.0 to 10.0

Adjusts the amount of distortion

Master

MSTR

0.0 to 10.0

Adjusts the volume

Tone

TONE

0.0 to 10.0

Adjusts the tone

EQ 1 Freq.

EQ1F

50.0 to 400 Hz

Specifies the post effect EQ1 frequency

EQ 1 Gain

EQ1G

-12.0 to 12.0 dB

Specifies the post effect EQ1 gain

EQ 1 Q

EQ1Q

0.100 to 20.0

Specifies the post effect EQ1 Q (bandwidth)

EQ 2 Freq.

EQ2F

200 to 1.60 kHz

Specifies the post effect EQ2 frequency

EQ 2 Gain

EQ2G

-12.0 to 12.0 dB

Specifies the post effect EQ2 gain

EQ 2 Q

EQ2Q

0.100 to 20.0

Specifies the post effect EQ2 Q (bandwidth)

EQ 3 Freq.

EQ3F

600 to 4.80 kHz

Specifies the post effect EQ3 frequency

EQ 3 Gain

EQ3G

-12.0 to 12.0 dB

Specifies the post effect EQ3 gain

EQ 3 Q

EQ3Q

0.100 to 20.0

Specifies the post effect EQ3 Q (bandwidth)

EQ 4 Freq.

EQ4F

2.00 k to 16.0 kHz

Specifies the post effect EQ4 frequency

EQ 4 Gain

EQ4G

-12.0 to 12.0 dB

Specifies the post effect EQ4 gain

EQ 4 Q

EQ4Q

0.100 to 20.0

Specifies the post effect EQ4 Q (bandwidth)

Pre EQ Level

PELV

0.0 to 10.0

Specifies the pre effect EQ level

Pre EQ 1 Freq.

PE1F

50.0 to 500 Hz

Specifies the pre effect EQ1 frequency

Pre EQ 1 Gain

PE1G

-12.0 to 12.0 dB

Specifies the pre effect EQ1 gain

Pre EQ 1 Q

PE1Q

0.100 to 20.0

Specifies the pre effect EQ1 Q (bandwidth)

Pre EQ 2 Freq.

PE2F

200 to 2.00 kHz

Specifies the pre effect EQ2 frequency

Pre EQ 2 Gain

PE2G

-12.0 to 12.0 dB

Specifies the pre effect EQ2 gain

Pre EQ 2 Q

PE2Q

0.100 to 20.0

Specifies the pre effect EQ2 Q (bandwidth)

Pre EQ 3 Freq.

PE3F

1.00 k to 10 kHz

Specifies the pre effect EQ3 frequency

Pre EQ 3 Gain

PE3G

-12.0 to 12.0 dB

Specifies the pre effect EQ3 gain

Pre EQ 3 Q

PE3Q

0.100 to 20.0

Specifies the pre effect EQ3 Q (bandwidth)

N. G. Threshold

NGTH

0.0 to 10.0

Level at which the noise gate activates

N. G. Attack

NGAT

0 to 120 ms

Time required for the noise gate to open after signal exceeds threshold

N. G. Hold

NGHL

0.02 to 2040 ms

Time noise gate stays open

N. G. Decay

NGDC

6 to 44500 ms

Time required for the noise gate to close after signal goes below thresh-
old

Parameter

Display

Range

Description

Type

TYPE

Distortion1, Distortion2, 
Overdrive1, Overdrive2, 
Crunch

Distortion type

Drive

DRV

0 to 100

Distortion drive

Master

MSTR

0 to 100

Master volume

Tone

TONE

–10 to +10

Tone

Noise Gate

NG

0 to 20

Noise reduction