International Standards and Conformity Assessment for all electrical, electronic and related technologies

 

Projet

Reference HD 549 S1:1989
Title Systèmes de conférence - Exigences électriques et audio
Project Number 2564
Abstract/Scope S'applique aux systèmes de conférence et aux éléments qui le constituent ou qui sont utilisés comme auxiliaires à de tels systèmes (casques, microphones, matériel d'amplification). Décrit les différents types de systèmes de conférence, ces systèmes pouvant être câblés ou sans fil, et spécifie les caractéristiques électriques essentielles de l'équipement audio pour systèmes de conférence. Prescrit les exigences minimales requises pour les systèmes de conférence, en vue d'assurer l'interchangeabilité et les performances optimales dans des conditions d'exploitation normales.
Status
Published

Statut

Current Stage code 6060
Current Stage code date 1989-12-13
Current Stage code deadline 1990-09-01
Deadline date for vote  

Légal

Directive(s) LVD (2006/95/EC)
Mandate(s)  
Order Voucher  

Détails

IEC Technical Body IEC/TC 100
Reference Document IEC 60914:1988 (EQV)
ICS  
Keywords  
Note IEC withdrawn * SR 100 invited to advise on possible withdrawal vote for HD
A-Deviation(s)  
Special National Condition(s)  

Environnement

Clause
Categories - Aspects
Cycle de vie du produit
Information

Histoire

Stage
Date
Deadline Date
Documents
6060 1989-12-13 1990-09-01 export to doc file  EN
5099 1989-11-01 1989-12-01  
5020 1989-04-05 1989-07-15  
1599 1989-03-07 1989-07-07  
1520 1988-10-10 1989-01-15  

Dates de mise en application

date of Ratification (DOR) (1) 1989-11-01
date of Availability (DAV) (2) 1989-12-13
date of Announcement (DOA) (3) 1990-03-01
date of Publication (DOP) (4) 1990-09-01
date of Withdrawal (DOW) (5) 1990-09-01

Rélations

Supersedes  
Superseded by  
Normative reference (6)  

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved


(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat


(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level


(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement


(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn


(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.