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PRETS 300 439 : SEP 96
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BUSINESS TELECOMMUNICATIONS - (BTC) - TRANSMISSION CHARACTERISTICS OF DIGITAL PRIVATE BRANCH EXCHANGES (PBXS)
Superseded date
23-07-2013
Published date
12-01-2013
Summarises standards I-ETS 300 003 - 300 006 and draft DE/BT "Measurement of transmission characteristics" into one prETS. Also in conjunction with DE/BT-02005
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