The 1.6/5.6 connector is a 75-ohm coaxial connector historically used for composite video and SDI in European broadcast equipment, similar in application to BNC but with a push-pull locking mechanism.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center Pin | 75 ohm video signal | BUS |
| 2 | Outer Shell | Ground shield | GND |