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ITU-T V.31

ELECTRICAL CHARACTERISTICS FOR SINGLE-CURRENT INTERCHANGE CIRCUITS CONTROLLED BY CONTACT CLOSURE

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Organization: ITU-T
Publication Date: 1 November 1988
Status: active
Page Count: 6
scope:

General

In general, the electrical characteristics specified in this Recommendation apply to interchange circuits operating at data signalling rates up to 75 bit/s.

Each interchange circuit consists of two conductors (go and return leads) which are electrically insulated from each other and from all other interchange circuits. A common return lead can be assigned to several interchange circuits of a group.

Document History

ITU-T V.31
November 1, 1988
ELECTRICAL CHARACTERISTICS FOR SINGLE-CURRENT INTERCHANGE CIRCUITS CONTROLLED BY CONTACT CLOSURE
General In general, the electrical characteristics specified in this Recommendation apply to interchange circuits operating at data signalling rates up to 75 bit/s. Each interchange circuit...

References

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