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ETS 300 420 : 20001
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BUSINESS TELECOMMUNICATIONS (BTC) - 2048 KBIT/S DIGITAL STRUCTURED LEASED LINES (D2048S) - TERMINAL EQUIPMENT INTERFACE
Hardcopy , PDF
English
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Requirements
4.1 Physical characteristics
4.2 Electrical characteristics
4.3 Safety
4.4 Overvoltage protection
4.5 ElectroMagnetic Compatibility (EMC)
Annex A (normative): Test methods
A.1 General
A.2 Test methods
Annex B (normative): Definition of HDB3 code
B.1 General
B.2 Definition
Annex C (normative): Definition of frame structure
C.1 Frame structure
C.2 CRC-4
Annex D (normative): ETS Requirements Table (ETS-RT)
Annex E (informative): Timing synchronization
E.1 General
E.2 Further information
Annex F (informative): Bibliography
History
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