Q.552�:�Transmission characteristics at 2-wire analogue interfaces of digital exchange

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Q.552�:�Transmission characteristics at 2-wire analogue interfaces of digital exchange �

Recommendation Q.552 (11/88)

Approved in 1988-11-25

Status : Superseded

�	Table of Contents
Replaces Q.507 (1984) and Q.517 (1984)

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2008-04-24

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2008-04-24

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2008-04-24

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356864 bytes

2008-04-24

E�32640�

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235494 bytes

2008-04-24

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Espa�ol

Word

390144 bytes

2008-04-24

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2008-04-24

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2008-04-24

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