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USAGE INSTRUCTIONS – FRONT PANEL 

 

SPEAKER POSITION 

The green speaker represents the source of the audio. It can rotate around the listener, and move further or 
closer to the listener. 

Changing the 

Angle

 knob will rotate the speaker through 360°. Alternatively, grab the speaker on the display 

with the mouse and move it around the centre position.

  

Increasing the 

Distance

 knob will move the speaker further from the centre. Alternatively, grab the speaker 

with the mouse and move it further from the centre. This increases audio delay (due to the speed of sound), 
and reduces audio volume. Distance can range from 2 to 100 metres. 

Distance Attenuation

 controls how much the volume is reduced due to being moved further from the listener. 

At 100% it will give a realistic attenuation, at 0% it will not reduce the volume for any distance.  

The 

Zoom

 slider zooms the centre display in and out. At minimum zoom, the display represents 100 metre 

radius, at maximum zoom it only shows 10 metre radius. 

SPEAKER ELEVATION 

The 

Elevation

 control adjusts the height of the speaker above or below the listener. It ranges from -45° to 

+45°. 

FEEDBACK 

The 

Feedback

 knob allows a percentage of the delayed audio to be fed back into the source to create simple 

echo effects. Note that the audio is tapped before 3D algorithms.  

DRY – WET 

The 

Dry – Wet

 knob controls the mix of original and 3D audio. This can be useful for creating echo effects 

where you want the audio to appear to bounce of a nearby object – in this case you would hear both the 
original audio, and a delayed version of that audio from a point in 3D space.  

 

 

Summary of Contents for Revolution

Page 1: ...Rack Extension for Propellerhead Reason User Manual Version 1 0 ...

Page 2: ...a sound is placed outside of the normal left right audio field that standard stereo panning allows WHY USE 3D AUDIO One obvious reason is for effect a sound coming out of 3D space may surprise the listener and add variation to a track Another important use is to extend the stereo field for people listening on headphones Listening to music on headphones is more common than ever but normal stereo pa...

Page 3: ...io delay due to elevation which is the main cue we use for location The 3D effect will not work with mono speakers such as mobile phones although the 3D audio will mix down to mono reasonably well The minimum distance from the listener is 2 metres which gives around 6ms delay The algorithms cannot produce lower delays without excessive CPU load ...

Page 4: ...being moved further from the listener At 100 it will give a realistic attenuation at 0 it will not reduce the volume for any distance The Zoom slider zooms the centre display in and out At minimum zoom the display represents 100 metre radius at maximum zoom it only shows 10 metre radius SPEAKER ELEVATION The Elevation control adjusts the height of the speaker above or below the listener It ranges ...

Page 5: ... the calculated position is shown using the ghost speaker on the front display CV OUT The Angle CV output gives a control signal that represents the current angle of the speaker One use for this is to pass this signal into the Angle input of a second Revolution device and then apply an offset using the Angle knob on the front panel The Distance CV outputs the calculated distance from the listener ...

Page 6: ...ct RECORDING MOTION By default Revolution does not create a Reason track If you wish to record the motion of the speaker then you must right click on the device and select the Create Track for option Once this is done you can record the motion of the speaker from either the knobs or by using the mouse on the display Moving the speaker in the display will automatically create Angle and Distance aut...

Page 7: ...rvie DLD Technology Ltd http www dldtechnology com Logos and additional graphics by Steven James Chimera Creations http www chimeracreations co uk Additional patches by Linus Wileryd Navi Retlav Simon Bader Thanks to all that have helped test Revolution on the DLD beta test group ...

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