Yamaha Acoustic, Supplementary Manual

28

Distortion Multi (Flange)

Multi effect consisting of Comp + Dist Delay + Reverb. 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, Bypass

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 1.6 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 10.0 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)

Comp. Threshold

CTHR

-54.0 to 0.0 dB

Level at which compressor activates

Comp. Ratio

CRAT

1:1 to 

∞

:1

Compression ratio

Comp. Attack

CATT

0 to 120 ms

Time required for compressor to peak after exceeding threshold

Comp. Release

CREL

6 to 11500 ms

Time required for compressor to terminate after going below threshold

Comp. Knee

CKNE

Hard, 1 to 5

Adjusts the width of the gain curve just above the threshold

Comp. Gain

CGAI

0.0 to 18.0 dB

Output level

N. G. Threshold

NGTH

0.0 to 10.0

Level at which the noise gate activates

N. G. Attack

NGAT

0.0 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

Wave

WAVE

Sine, Triangle

Modulation waveform

Flanger Delay

FLDT

0.0 to 10.0 ms

Flanger delay time

Flanger Speed

FLSP

0.0 to 10.0

Modulation speed

Flanger Depth

FLDP

0.0 to 10.0

Modulation depth

Flanger Feedback

FLFB

-99 to 99

Flanger feedback

Flanger Level

FLLV

0.0 to 10.0

Flanger level

FB. Delay

DTFB

0.0 to 1000.0 ms

Loop delay time

Tap L

DT.L

0 to 100 %

Left channel delay output time (see 

page 31

)

Tap R

DT.R

0 to 100 %

Right channel delay output time (see 

page 31

)

Delay FB. Gain

D.FB

-99 to 99

Feedback gain (plus values for normal-phase feedback, minus values for 
reverse-phase feedback)

Delay High

D.HI

0.1 to 1.0

Delay high-frequency feedback ratio

Delay Level

DLVL

0.0 to 10.0

Delay level

High Pass Filter

DHPF

Thru to 8.00 kHz

High-pass filter cutoff frequency. For delay, reverb

Low Pass Filter

DLPF

50.0 Hz to Thru

Low-pass filter cutoff frequency. For delay, reverb

Reverb Ini. Delay

RIDL

0.0 to 500.0 ms

Initial delay before reverb begins

Reverb Time

RT

0.3 to 99.0 s

Reverb time

Reverb High

R.HI

0.1 to 1.0 ms

High-frequency reverb time ratio

Reverb Diffusion

RDIF

0 to 10

Left and right reverb spread

Reverb Density

RDNS

0 to 100

Reverb density

Reverb Level

RLVL

0.0 to 10.0

Reverb level