Cobalt Digital Inc 9934-AUD-PRO Product Manual page 87

3g/hd/sd-sdi advanced audio processor with dsp audio options support and full embed/de-embed
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Operating Instructions
Table 3-2
9934-AUD-PRO Function Menu List — continued
• Output Status Display
• Audio LTC Output
Note: • Although the output line drop-down on the controls described below will allow a particular range of choices, the actual
range is automatically clamped (limited) to certain ranges to prevent inadvertent conflict with active picture area
depending on video format. See Ancillary Data Line Number Locations and Ranges (p. 3-9) for more information.
• The card does not check for conflicts on a given line number. Make certain the selected line is available and carrying
no other data.
• SD VITC Waveform Insertion Controls
• SD ATC Insertion Control
9934-AUDPRO-OM (V1.1)
9934-AUD-PRO Function Menu List and Descriptions
(continued)
Displays the current content and source being used for the timecode data
as follows:
• Output status OK (in this example, SDI VITC timecode received and
outputted).
• Timecode Insertion button set to Disabled; output insertion disabled.
Note: • If timecode is not available from Source Priority selections
performed, timecode on output reverts to Free Run (internal
count) mode.
• Because the 1's digit of the display Frames counter goes from 0
to 29, the fractional digit (along with the 1's digit) indicates frame
count as follows:
0.0
Frame 0
0.1
Frame 1
1.0
Frame 2
1.1
Frame 3
29.1 Frame 59
Audio LTC output is routed to desired embedded, AES, or analog audio
outputs using the Output Audio Routing/Controls (p. 3-28). Whatever
timecode is displayed on the Output Status is converted to audio LTC and
available as an LTC audio output.
For SD output, enables or disables SD VITC waveform timecode
insertion into the output video, and selects the VITC1 and VITC2 line
numbers (6 thru 22) where the VITC waveform is inserted.
Note: • If only one output line is to be used, set both controls for the same
line number.
• SD VITC Waveform Insertion control only affects VITC
waveforms inserted (or copied to a new line number) by this
function. An existing VITC waveform on an unscaled SD SDI
stream is not affected by this control and is passed on an SDI
output.
For SD output, enables or disables SD ATC_VITC timecode insertion into
the output video, and selects the line number for ATC_VITC.
9934-AUD-PRO PRODUCT MANUAL
3-47

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