System information
Item Description
Automation 
Settings
The controls in the bus control list can function as trim controls or 
automation controls for bus volume, panning, and muting.
Click the button and verify Show Automation Controls is not selected 
if you want the bus control to function as a trim control. Adjusting a 
trim control affects the entire track.
Click the button and choose Show  Automation Controls to adjust 
automation settings. For more information, see "Using Automation" 
on page 255.
Mute Excludes the bus from playback.
When Show Automation Controls is selected, the button is displayed 
as a  , and you can use the button to edit mute automation on the 
bus's bus track.
Solo Plays only the bus during playback.
 Output Fader Drag to adjust the volume of the bus. Double-click the center of the 
thumb to reset the fader to 0.0 dB.
If the right and left channels of the Master bus are set differently, 
you can double-click either thumb to force the other channel to 
match it.
When Show Automation Controls is selected, the thumb is displayed 
as a  , and you can use the fader to edit volume automation on the 
bus's bus track.
Right-click the thumb and choose Pre FX or Post FX from the 
shortcut menu to specify whether the bus level is applied before 
or after the bus effects chain. 
 Meter Displays the playback level at the output of the bus. This is the level 
that will be sent to the selected audio device.
Right-click the meter and choose a setting from the shortcut menu to 
change the resolution.
 Lock/Unlock Fader 
Channels
Click to lock (gang) the faders so the left and right channels will 
always move together. Click again to unlock the faders.
Hold Shift while dragging a fader to temporarily override the 
current state of the button: if the button is turned off, you can 
hold Shift to drag the faders in locked mode; if the button is 
selected, hold Shift to drag the faders independently.
Busses - Overview
You can use busses  to group and mix tracks. The most common uses of busses are for routing  tracks and 
effects outputs to specific hardware outputs or simply to use  a bus as a master control for a set of tracks.
MIXING AUDIO333










