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Standard ČSN ETS 300449-ed.1 1.2.1997 preview

ČSN ETS 300449-ed.1 (871519)

Business TeleCommunications (BTC). Special quality voice bandwidth 2-wire analogue leased lines (A2S). Connection characteristics and network interface presentation



STANDARD published on 1.2.1997


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1.20 USD

The information about the standard:

Designation standards: ČSN ETS 300449-ed.1
Classification mark: 871519
Catalog number: 21362
Publication date standards: 1.2.1997
SKU: NS-171539
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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