Viking Electronics VK-PI-1A Universal Telecom Paging

-Integrate your public address system with nearly any phone system- Cut out background music during paging- Electronic night bell from ringing line or contact closure- 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 normally closed VOX activated contacts for cutting out background music- Adjustable VOX contact time-out- Adjustable VOX trigger sensitivity- Adjustable ring volume- Adjustable ring pitch-
Power: 120V AC/12V DC 500mA, UL listed adapter provided-
Dimensions: 111mm x 76mm x 36mm ( 4.38 ” x 2.97 ” x 1.38 ”)-
Shipping Weight:. 48 kg ( 1.06 lbs)-
Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95% non-condensing humidity-
Relay Contacts: 30V DC@1A, 110V DC@ 0.3A, 125V AC @ 0.5 -
Maximum Ring Output: 490mV AC RMS no load, 150mV AC RMS@600 ohms- VOX Minimum Audio Signal to
Activate Relay: 30mV
AC RMS@1K Hz- Talk Battery: 22V DC