Roland Prelude - Manual (Page 34)

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.
Prelude_e.book Page 34 Wednesday, January 14, 2009 2:18 PM