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Table Of Contents
Dithering
Dithering is the technique of adding small quantities of noise to a signal to reduce the audibility
of low level distortion in a digital recording. A small amount of random noise is added to the
analog signal before the sampling stage, reducing the effect of quantization errors.
By adding a special kind of noise at an extremely low level, the quantization errors are
minimized. The added noise can be perceived as a very low-level quiescent hiss added to the
recording. However, this is hardly noticeable and preferred to the distortion that occurs
otherwise. The
Noise Shaping options allow you to lter this noise to a frequency area less
sensitive to the human ear.
In WaveLab Elements, dithering is applied when reducing the number of bits in a recording, for
example, when moving from 24 to 16 bits, and when applying processing.
NOTE
Dithering should always be applied after the output bus fader stage, and after any kind of audio
process.
Dithering Plug-ins
WaveLab Elements comes with an internal dithering plug-in. However, you can also add other
dithering plug-ins.
To select and activate a dithering plug-in in the Master Section, click the plug-in slot in the
Final Effect/Dithering pane, and select one of the options from the pop-up menu.
To deactivate the dithering plug-in, open the Final Effect/Dithering pop-up menu, and
select Remove Plug-in.
Adding Other Plug-ins to the Final Effect/Dithering Pane
If you want to use another dithering plug-in than the internal dithering, you can add it to the
Final Effect/Dithering pane.
NOTE
The meters in the Master Section monitor the signal before the Final Effect/Dithering pane. To
avoid clipping, check the level/pan meter and adjust the output level of the plug-in, if available.
PROCEDURE
1. Select File > Preferences > Plug-ins.
2. Select the Organize tab.
3. Locate the plug-in that you want to add to the Final Effect/Dithering pane in the list, and
activate the checkbox in the Final column for the plug-in.
RESULT
The plug-in is available via the pop-up menu in the Final Effect/Dithering pane, and can be
inserted after the Master Level faders. The plug-in is still available for selection as a regular pre-
master effect if the corresponding entry in the Effect column in the Plug-ins Preferences is
activated.
Master Section
Master Section Window
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