Telephone speech network

Details Telephone speech network Telephone speech network

1976-01-15

1977-06-21

Claffy, Kathleen H.

179170T, H04M 158

Patent

active

040313310

ABSTRACT:
In an electronic telephone a speech network for connecting a transmitter and receiver to a line powered telephone line which utilizes a bridge configuration that is so arranged that the network will function on very low d-c line voltages, thereby enabling the set to be connected in multi-party applications with a conventional hybrid transformer set on long loop applications.

REFERENCES:
patent: 3440367 (1969-04-01), Holtz
patent: 3530260 (1970-09-01), Gaunt
patent: 3823272 (1974-07-01), Tabalba

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