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G.180�:�Characteristics of N + M type direct transmission restoration systems for use on digital and analogue sections, links or equipment

Recommendation G.180

In force components
Number
Title Status
G.180 (03/93)
Characteristics of N + M type direct transmission restoration systems for use on digital and analogue sections, links or equipment � In force

Superseded and Withdrawn components
Number
Title Status
G.180 (11/88)
Characteristics of N + M type direct transmission restoration systems for use on digital sections, links or equipment � Superseded

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