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Standard ČSN ETS 300450-ed.1 1.2.1997 preview

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



STANDARD published on 1.2.1997


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1.20 USD

The information about the standard:

Designation standards: ČSN ETS 300450-ed.1
Classification mark: 871520
Catalog number: 21363
Publication date standards: 1.2.1997
SKU: NS-171540
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Latest update: 2025-01-30 (Number of items: 2 222 395)
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