Telecommunication line circuit and associated polarity reversal

Details Telecommunication line circuit and associated polarity reversal Telecommunication line circuit and associated polarity reversal

1984-10-22

1986-09-30

Schreyer, Stafford D.

H04M 1528

Patent

active

046148400

ABSTRACT:
The present invention relates to a telecommunication line circuit including at least one line amplifier whose output is coupled to a telecommunication line conductor, and DC biasing means associated with said amplifier to apply thereto a DC bias signal of such a value that said amplifier cannot saturate when an AC metering signal is applied to it.

REFERENCES:
patent: 4063037 (1977-12-01), Heffernam et al.

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