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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Standards [CURRENT]

DIN EN 300451
Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation (Endorsement of the English version EN 300451 V 1.2.1 (2001-07) as German Standard)

Title (German)

Zugang und Endgeräte (AT) - Analoge Standard-Mietleitung mit 4Dr-Schnittstelle und 3,1 kHz Bandbreite (A4O) - Verbindungseigenschaften und Beschreibung der Netzschnittstelle (Anerkennung der Englischen Fassung EN 300451 V 1.2.1 (2001-07) als Deutsche Norm)

Responsible national committee

DKE/UK 722.2 - Netztechnik

Edition 2002-01

Original language German

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Table of contents

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Rudolf Brandner

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Economic benefits

DIN SPEC

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

DIN EN 300451 Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation (Endorsement of the English version EN 300451 V 1.2.1 (2001-07) as German Standard)

Responsible national committee

Rudolf Brandner

Want to learn more?

DIN EN 300451
Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation (Endorsement of the English version EN 300451 V 1.2.1 (2001-07) as German Standard)