Telephone power distribution and isolation system

Details Telephone power distribution and isolation system Telephone power distribution and isolation system

1988-06-30

1989-10-17

Dwyer, James L.

Telephonic communications

Subscriber line or transmission line interface

Network interface device

379412, 307 17, 361104, H04M 1908

Patent

active

048752320

ABSTRACT:
A telephone power isolation system that will provide fused AC or DC power for multiple individually isolated telephone circuits using a single AC powered inlet and a multiple pair telephone connector for output connections. LED indicators are provided to illuminate and indicate a blown fuse condition that can be remotely observed and immediately identified.

REFERENCES:
patent: 2993148 (1961-07-01), Pywell
patent: 3307096 (1967-02-01), Lyon
patent: 4073003 (1978-02-01), Chambers
patent: 4626697 (1986-12-01), Nelson

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