ETS 300 118 : 20002
Current
The latest, up-to-date edition.
PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) - CATEGORY II SPECIFICATION FOR 1,200 BITS PER SECOND HALF DUPLEX AND 1, OO/75 BITS PER SECOND ASYMMETRICAL DUPLEX MODEMS STANDARDIZED FOR USE ON THE PSTN
Hardcopy , PDF
English
Foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 General requirements
4.1 References to other ETSs
4.2 Information to be provided by the applicant
5 Functional requirements specific to Category II
modems
5.1 General requirements
5.2 Modes of operation/use
5.3 Line signals
5.4 Line signalling rates
5.5 Channel allocation
5.6 Response times
5.7 Synchronous mode of use
5.8 Thresholds of received line signal detectors
5.9 Auto-calling and auto-answering procedures
5.10 Provision of test looping facilities
5.11 Performance
Annex A (normative): Testing methods
A.1 General testing conditions
A.2 Test for subclause 5.3.1 (Carrier frequencies)
A.3 Test for subclause 5.5 (Channel allocation)
A.4 Test for subclause 5.6 (Response times)
A.5 Test for subclause 5.7 (Synchronous mode of use)
A.6 Test for subclause 5.11.1 (Distortion)
Annex B (informative): Proforma declaration of modes
of operation/use
Annex C (informative): Bibliography
History
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