VIKING ELECTRONICS PI-1A Universal Telecom and Paging Interface

Features

• Floating 600 ohm output
• Selectable 22V DC talk battery for interfacing with unused phone system line input/trunk ports
• Paging port interface
• Ringing analog line input for night bell
• Contact closure input for night bell
• DPDT normally open and normalllosed VOX activated contacts for cutting out background music
• Adjustable VOX contact time-out
• Adjustable VOX trigger sensitivity
• Adjustable ring volume
• Adjustable ring pitch
• Wall mount housing: (2) #6x3/4 panhead screws included