VPA-400
From Zenitel Wiki
Highlights
- 400 W power amplifier in a 19” rack housing
- 100 V and 8 ohm output
- Dual inputs with priority switching
- Temperature controlled, forced back-to-front ventilation
- 115/230 VAC mains and 24 VDC battery backup
- Pilot tone signal path supervision
- 24 VDC / 800 mA power output for external equipment
- Chime signal with on/off switch