Triaxial (Triax) cable and connectors are used in broadcast cameras to carry video, tally, audio, power, intercom, and control over a single multi-layer coaxial cable, eliminating separate cables for each function.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center | HD-SDI video return (camera to CCU) | BUS |
| 2 | Inner Shield | Uplink data, power, audio, control | BUS |
| 3 | Outer Shield | Ground and shield | GND |
Triaxial (Triax) cable and connectors are used in broadcast cameras to carry video, tally, audio, power, intercom, and control over a single multi-layer coaxial cable, eliminating separate cables for each function.