Avid Technology Pro Tools SYNC X Manual page 30

VSO
Enable VSO (variable speed override) and adjust the slider to fine-tune the speed (and pitch) of Pro Tools or any device receiving
its clock reference from Sync X. VSO is available at any positional reference setting, but only when Clock Ref Source is set to
Internal . If timecode is being generated while using VSO, the frame rate of the generated timecode varies proportionally to the
VSO changes in sample rate.
Video Ref (Frame Edge Lock)
Select the Video Reference Source and Format for video Frame Edge Lock in Pro Tools, and external devices and outputs con-
nected to the VIDEO REF GEN ports.
Source
Select either Internal or External as the Video Reference Source according to the needs of your workflow.
When selected, Sync X generates the Video Reference signal for Pro Tools and external devices.
Internal
When selected, Sync X locks to the incoming (external) Video Reference signal and outputs that signal to the VIDEO REF
External
OUT ports.
Format
Select the desired Video Reference Format :
• Auto-Detect Format—When selected, Sync X automatically detects and switches to the incoming video reference format.
• NTSC
• PAL
• Slow PAL - 23.976
• Slow PAL -24
• 720p - 23.976
• 720p - 24
• 720p - 25
• 720p - 29.97
• 720p - 30
• 720p - 50
• 720p - 59.94
• 720p - 60
• 1080i - 47.95/1080psf - 23.976
• 1080i - 48/1080psf - 24
• 1080i - 50/1080psf - 25
• 1080i - 59.94/1080psf - 29.97
• 1080i - 60/1080psf - 30
• 1080p - 23.976
• 1080p - 24
• 1080p - 25
• 1080p - 29.97
• 1080p - 30
• 1080p - 50 (only available when Video Ref Source is External)
• 1080p - 59.94 (only available when Video Ref Source is External)
• 1080p - 60 (only available when Video Ref Source is External)
Chapter 5: Configuring Pro Tools | Sync X 22