Publication details
| Publication CODE |
Title |
| HD 549 S1:1989 |
CONFERENCE SYSTEMS - ELECTRICAL AND AUDIO REQUIREMENTS |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
25.00 €
|
1 P. |
Description
Applies to conference systems and to parts of which they are composed or which are used as auxiliaries to such systems (headphones, microphones, amplification equipment). Describes the different types of conference systems with both wired and wireless systems, and specifies the basic electrical requirements of audio equipment for conference systems. Prescribes the minimum requirements for conference systems in order to ensure interchangeability and optimum performance under conditions of normal operation.
IEC withdrawn * SR 100 invited to advise on possible withdrawal vote for HD
|
| Class |
C97
(TELECOMMUNICATIONS - ELECTRONIC ELECTRO ACOUSTICS - AUDIOVISUAL EQUIPMENT)
|
Available files
|
EN version
|
FR version
|
DE version
|
|
Status
| Status |
Harmonization Document |
| Situation |
Currently active
|
|
Origin
| Committee |
TC 100
AUDIO, VIDEO AND MULTIMEDIA SYSTEMS AND EQUIPMENT Horizontal committee
|
| Responsible |
Monsieur DE LEEUW Thierry, Technical Officer
Diamant Building
Bd Auguste Reyers, 80
1030
BRUXELLES
Phone: +32 2 706 85 72
E-mail: thierry.deleeuw@ceb-bec.be
|
Approval
| Registration |
95528 |
| Numbers identifying the european directives |
2006/95/EC
(Low Voltage Directive (2006/95/EC (Ex 73/23/EC (LVD 5)))
|
| NBN Status |
New |
|
| Date of ratification (d.o.r.) |
1989-11-01 |
| Date of availability (d.a.v.) |
1989-12-13 |
| Date of announcement (d.o.a.) |
1990-03-01 |
| Date of publication (d.o.p.) |
1990-09-01 |
| Date of withdrawal former edition (d.o.w.) |
1990-09-01 |
|
Correspondences with international standards
| Relation |
International standard |
Date |
| is identical to |
HD 549 S1:1989
|
1989-12-13 |
| is identical to |
IEC 60914:1988
|
1988-01-01 |
|
