Genlock and Tri-Level Sync signals synchronize multiple video devices to the same reference clock via BNC connectors. Tri-level sync (bipolar) is used for HD equipment; bi-level (black burst) for SD.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center Pin | Sync reference signal | I/O |
| 2 | Outer Shell | Ground / 75 ohm reference | GND |
Genlock and Tri-Level Sync signals synchronize multiple video devices to the same reference clock via BNC connectors. Tri-level sync (bipolar) is used for HD equipment; bi-level (black burst) for SD.