Roland Prelude User Manual download pdf (Page 34)

Performance Functions and Effects

The D Beam controller can be used simply by waving your

hand over it. Depending on the function that is assigned to it,

the D Beam controller can be used to apply varius effects and

to modify the sounds.

1. Press the [PITCH], [FILTER] or [VOLUME] button in the D

BEAM section (the button you press lights blue).

You can’t use these buttons at the same time.

2. While you play the keyboard to produce sound, place

your hand above the D Beam controller and move it slowly

up and down.

The button you pressed in step (1) above flashes.

3. To turn off the D Beam controller, once again press the

button you pressed in step (1) so the indicator goes out.

The sensitivity of the D Beam controller will change depending

on the amount of light in the vicinity of the unit. If it does not

function as you expect, adjust the D Beam Sens parameter as

appropriate for the brightness of your location. Increase this

value will raise the sensitivity (p. 46).

Assigning a function to the D Beam

controller

1. Press and hold the [FILTER] or [VOLUME] button.

The D BEAM screen will appear.

2. Use [ ] [ ] to select a parameter.

3. Turn the VALUE dial to select the desired D Beam function.

4. When you’ve finished making settings, press [EXIT].

The Main screen will appear.

These settings are system parameters (p. 45).

Functions that can be assigned

Performance Features

D Beam Controller

Button Explanation

PITCH

Lets you change the pitch of the sounds

you play on the keyboard.

FILTER

Changes the tonal character of the

sounds you play n the keyboard. (For

some sounds the timbre change may be

difficult to notice.)

VOLUME

Changes the volume of the sounds you

play on the keyboard.

D Beam

function

Explanation

DRUM

ROLL*

A snare drum roll will continue as long as your

hand is positioned over the D Beam. Move your

hand closer to increase the volume, and move

your hand rapidly away to play a cymbal.

CHIMES*

Chimes will sound when you position your hand

above the D Beam. The volume is greater when

you move your hand more rapidly.

BUBBLE*

The sound of bubbles will continue as long as

your hand is positioned above the D Beam. The

volume will increase as you move your hand

closer.

The usable range of the D Beam controller

The diagram shows the usable range of

the D Beam controller. Waving your

hand outside this range will produce no

effect.

The usable range of the D Beam

controller will become extremely small when used under

strong direct sunlight. Please be aware of this when using

the D Beam controller outside.

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