IEC 62820-1-2:2017
Current
The latest, up-to-date edition.
Building intercom systems - Part 1-2: System requirements - Building intercom systems using the internet protocol (IP)
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French
07-26-2017
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
4 Functional requirements
5 Performance requirements
6 Test methods
7 Documentation
Annex A (normative) - Subjective assessment of the
IP BIS image quality
Annex B (normative) - Subjective assessment of
echo return loss
Bibliography
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