9374-series cards functional description – Cobalt Digital COMPASS 9374-EMDE Quad-Stream SDI – AES – MADI Embedder_De-embedder User Manual
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9374-Series Cards Functional Description
1-10
9374-SERIES PRODUCT MANUAL
937X-OM (V1.3)
Figure 1-3 Timecode Interfaces Using Option +LTC
SDI VANC
Timecode
Select/Extract
Audio LTC
Insert/Extract
SDI IN A
SDI VANC
Timecode
Select/Extract
Audio LTC
Insert/Extract
SDI IN B
SDI VANC
Timecode
Select/Extract
Audio LTC
Insert/Extract
SDI IN D
•
•
•
AES/MADI
LTC IN
Channel
Select
Audio LTC FROM
AES or MADI
I/O Control
I/O Control
AES/MADI
LTC OUT
Channel
Select
Audio LTC TO
AES or MADI
COM 1 RS-485
LTC I/0
COM 2 RS-485
LTC I/0
SDI OUT A
SDI OUT B
SDI OUT D
LTC Input (Rx) Sources
Each SDI channel can select sources for its respective LTCA thru LTCD encoders from the
following:
- Audio LTC from Chan A thru D Emb 1-16 input, AES 1-16, MADI 1-64.
- RS-485 LTC from COM1 or COM2.
- Timecode source priority selection from reference VITC, VITC waveform, ATC_VITC,
ATC_LTC, or free-run timecode as source.
LTC Output (Tx)
Destinations
Each respective LTCA thru LTCD encoder is independently related to each SDI input channel,
and can output LTCA thru LTCD independently (as source choices LTCA thru LTCD) to the
following destinations:
- SDI Chan A thru D VANC (as VITC waveform, ATC_VITC, or ATC_LTC as applicable for
video format).
- Output audio LTC over SDI Chan A thru D Emb 1-16 output.
- Audio LTC to AES 1-16, MADI 1-64
- RS-485 COM1 or COM2.
LTCA thru LTCD can be used as sources for any audio channel or SDI output channel.
(9372 card has only LTCA and LTCB encoders; 9371 card has only LTCA encoder.)