BS-EN-61237-3-1995 IEC-61237-3-1995.pdf
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1、BRITISH STANDARD BS EN 61237-3:1995 IEC 1237-3: 1995 (Incorporating corrigendum April 1995) Broadcast video tape recorders Methods of measurement Part 3: Electrical measurements for analogue component video signals The European Standard EN 61237-3:1995 has the status of a British Standard Licensed C
2、opy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61237-3:1995 This British Standard, having been prepared under the direction of the Electrotechnical Sector Board, was published under the authority of the Standards Board and comes into effect on
3、15 November 1995 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference EPL/60 Draft for comment 91/03063 DC ISBN 0 580 24679 5 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee EP
4、L/60, Recording, upon which the following bodies were represented: Association of Professional Recording Services Limited Audio Engineering Society British Broadcasting Corporation British Kinematograph, Sound and Television Society British Tape Industry Association Federation of the Electronics Ind
5、ustry ITV Association (ITVA) National Council for Educational Technology (NCET) Royal Photographic Society Royal Television Society Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS E
6、N 61237-3:1995 BSI 11-1999i Contents Page Committees responsibleInside front cover National forewordii Foreword2 Text of EN 61237-35 List of referencesInside back cover Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61237-3:1995 ii BS
7、I 11-1999 National foreword This British Standard has been prepared by Technical Committee and is the English language version of EN 61237-3:1995 Broadcast video tape recorders Methods of measurement Part 3: Electrical measurements for analogue component video signals, published by the European Comm
8、ittee for Electrotechnical Standardization (CENELEC). It is identical with IEC 1237-3:1995 including the corrigendum of April 1995, published by the International Electrotechnical Commission (IEC). It is envisaged that BS EN 61237 will consist of the following parts: Part 1: Mechanical measurements;
9、 Part 2: Electrical measurements of analogue component video signals; Part 3: Electrical measurements of analogue component video signals; Part 4: Measurements of audio performance; Part 5: Electrical measurements of digital composite video signals and digital audio signals; Part 6: Electrical measu
10、rements of digital component video signals and digital audio signals. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immu
11、nity from legal obligations. Cross-references International StandardCorresponding British Standard EN 60961:1994 (IEC 961:1993) BS EN 60961:1994 Specification for helical-scan video tape cassette system using 12.65 mm (0.5 in) magnetic tape on type L EN 61105:1993 (IEC 1105:1991) BS EN 61105:1994 Sp
12、ecification for reference tapes for video tape recorder systems HD 439 S1:1983 (IEC 698:1981) BS 6311:1982 Methods for measuring television tape machine parameters Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 32, an insi
13、de back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c
14、) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 61237-3 February 1995 UDC 621.397.452:621.317.08 Descriptors: Electroacoustics, video recording, recording apparatus, video tape recorders, radiocommunications, electrical measurements, video signals, analogue signals English version Broadca
15、st video tape recorders Methods of measurement Part 3: Electrical measurements for analogue component video signals (IEC 1237-3:1995) Magntocopes de radiodiffusion Mthodes de mesure Partie 3: Mesures lectriques pour les signaux vido analogiques composantes (CEI 1237-3:1995) Videobandgerte fr den Run
16、dfunk Meverfahren Teil 3: Elekrische Messungen fr Videosignale mit analogen Komponenten (IEC 1237-3:1995) This European Standard was approved by CENELEC on 1994-03-08. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this Europea
17、n Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (Englis
18、h, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Be
19、lgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr
20、Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1995 Copyright reserved to CENELEC members Ref. No. EN 61237-3:1995 E Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 61237-3:1995 BSI 11-1999 2 Foreword T
21、he text of document 60B(CO)160 + 160A, future edition 1 of IEC 1237-3, prepared by SC 60B, Video recording, of IEC TC 60, Recording, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61237-3 on 1994-03-08. The following dates were fixed: Annexes designated “normative”
22、are part of the body of the standard. Annexes designated “informative” are given for information only. In this standard, Annex ZA is normative and Annex A is informative. Annex ZA has been added by CENELEC. latest date by which the EN has to be implemented at national level by publication of an iden
23、tical national standard or by endorsement(dop) 1996-02-01 latest date by which the national standards conflicting with the EN have to be withdrawn(dow) 1996-02-01 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:27:00 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 61237-3:1995 BSI 11-19993 C
24、ontents Page Foreword2 1Scope and object5 2Normative references5 3General5 4Test conditions6 5Measuring methods and test signals6 5.1Manual and automatic methods of measurement6 5.2Measurement of differences between adjacent tracks (fields/segments)6 5.3Procedure of measurement6 5.4Test signals6 6Me
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