- Telecommunications
- Division Teleinformatics
- Products
- NTZ – Spare telephone switch panel
- RU 6/100 – Public announcement switch board
- SMZ – Small telephone switch panel
- SODR – Switch panel control set
- SOZ – Reverse announcement system control set
- SPNZ – Connection box with spare switch panel
- TONDIS – Dispatcher telephone device
- TONZED – Dispatcher half-duplex system
- TORNZ – Public announcement system for unattended halts
- VTO – Outside telephone unit
- References
- Contacts
