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



Reference EN 61237-4:1997
Title Broadcast video tape recorders - Methods of measurement - Part 4: Analogue audio performance measurements
Project Number 11536
Abstract/Scope Describes methods of measurement and special test signals for the analogue audio part of equipment mainly dedicated to recording reproduction of TV signals on mangetic tape on reels or in cassettes. Is applicable to acceptance tests, performance comparison and, as far as possible, to routine checks.


Current Stage code 6060
Current Stage code date 1997-11-21
Current Stage code deadline 1998-07-01
Deadline date for vote  


Order Voucher  


IEC Technical Body IEC/TC 100
Reference Document IEC 61237-4:1997 (EQV)
ICS 33.160.40 - Video systems
Keywords Video; Video tape recorder; Broadcast; Analogue audio performance measurement
Note EN following parallel vote
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 1997-11-21 1998-07-01 export to doc file  EN
5099 1997-10-01 1997-11-01  
5062 1997-09-08 1997-10-01  
5020 1997-06-13 1997-09-01  
1090 1997-06-09 1997-06-13  

Implementation Dates

date of Ratification (DOR) (1) 1997-10-01
date of Availability (DAV) (2) 1997-11-21
date of Announcement (DOA) (3) 1998-01-01
date of Publication (DOP) (4) 1998-07-01
date of Withdrawal (DOW) (5) 1998-07-01


Superseded by  
Normative reference (6) ITU-R 798-2:1990
ITU-R Recommendation BS 468-4:1990
EN 60094-3:1996
HD 483.1 S2:1989
HD 483.2 S2:1993
HD 483.3 S2:1992
IEC 60268-8:1973
IEC 60386:1972
HD 574 S1:1990
EN 60651:1994
EN 61041-1:1995
EN 61041-3:1995
EN 61105:1993
EN 61213:1994
EN 61260:1995
IEC 61295:1994

(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.