4-exchange switcher for automatic switching of 2 inputs. Used in 4+1, 1+1 intercom systems.
| Make | Farfisa |
|---|---|
| Manufacturer | ACI Farfisa |
| Model code | 1473 |
| Additional info | 4-exchange switcher for automatic switching of 2 inputs. Used in 4+1, 1+1 intercom systems. |