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Standard ETSI ETR 004-ed.1 31.8.1990 preview

ETSI ETR 004-ed.1

Business Telecommunications (BT); Overall transmission plan aspects of a private branch network for voice connections with access to the public network



STANDARD published on 31.8.1990


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Price64.90 USD excl. VAT
64.90 USD

The information about the standard:

Designation standards: ETSI ETR 004-ed.1
Publication date standards: 31.8.1990
SKU: NS-311508
The number of pages: 69
Approximate weight : 207 g (0.46 lbs)
Country: European technical standard
Category: Technical standards ETSI

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