ČSN ETS 300450-ed.1 (871520)

Business TeleCommunications (BTC). Ordinary and special quality voice bandwidth 2-wire analogue leased line (A2O and A2S). Terminal equipment interface

NORM herausgegeben am 1.2.1997

Nur das Vorwort ist in der tschechischen Sprache -
Gedruckt (1.20 EUR)

The information about the standard:

Designation standards: ČSN ETS 300450-ed.1
Classification mark: 871520
Catalog number: 21363
Publication date standards: 1.2.1997
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN