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Thank you for showing your confidence in us by purchasing the BEHRINGER DYNAMIC WAH DW400. 

This effects pedal delivers a variety of wah effects including a Human Voice mode creating an 

unbelievable “talking” sound. Experience exciting new sounds!

1.  Controls

(1) 

Select the effect mode via the 

MODE

 switch:

UP: 

Creates a Wah effect. The filter moves 

upwards (from low to high frequencies).

DOWN:

 Creates a Wah effect. The filter 

moves downwards.

SYNTH:

 A stronger upward Wah effect with 

a synth-like resonance filter sound.

HUMAN VOICE:

 Turns your instrument 

signal into the sound of a human voice. 

The sound alters between 2 selectable 

vowel sounds and adds slight overdrive.

TEMPO:

 Auto Wah. Tap in the tempo via 

foot switch 

(10)

 or external foot switch.

(2) 

SENS

 determines the effect sensitivity, 

depending on the input level. In HUMAN 

VOICE mode, it selects the first vowel. 

In TEMPO mode, this control has 

no function.

(3) 

The 

MANUAL

 control determines the wah 

effects’ lowest frequency. In HUMAN VOICE mode, it selects the second vowel. In TEMPO mode, 

this control has no function.

(4) 

The 

DECAY

 control determines how quickly the filter is shifted. In TEMPO mode, you can shape the 

LFO wave form from Sine (min) to Square wave (max).

(5) 

The ¼" TRS 

EXP/CTL

 connector can be used to connect two different types of pedals:

• 

Use an expression pedal for Wah pedal functionality (for all modes).

• 

 Use an external foot switch instead of the pedal foot switch (

(10)

) to tap in the effect time  

(in Tempo mode only).

(6) 

Use the ¼" TS 

GTR IN

 connector to plug in a guitar. Use either input 

(6)

 or 

(7)

.

(7) 

Use the ¼" TS 

BASS IN

 connector to plug in a bass guitar. If you use this input, the filter parameters 

are optimized for bass signals. With a cable in input 

(6)

, this input has no function.

(8) 

The ¼" TS 

OUT

 connector sends the signal to your amp or other effects devices.

DYNAMIC WAH DW400

Ultimate Auto-Wah/Human Voice Effects Pedal

(4)

(8)

(5)

(9)

(6)

(7)

(1)

(10)

(2)

(3)

UP, DOWN, SYNTH

HUMAN VOICE

TEMPO

SENS

effect sensitivity,

depending on input level

Wah 1:

Selects the first vowel

no function

MANUAL

starting frequency

of Wah effect

Wah 2:

Selects the second vowel

no function

DECAY

Envelope

Response Time

Selects the Time used to

move from Wah 1 to Wah 2

LFO waveform shape:

Sine (Min) > Square (Max)

EXP/CTL*

Wah pedal (SENS, MANUAL

and DECAY disabled)

Fades between Wah 1 and

Wah 2 (DECAY disabled)

Wah pedal

(DECAY disabled)

*Connect an expression pedal (e.g. the FCV100) to the EXP/CTL connector

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