EN 61835-1998 en Helical-Scan Digital Component Video Cassette Recording System Using 12 65 mm (0 5 in) Magnetic Tape - Format D-5《使用12 65 mm(0 5 in)磁带的螺旋扫描数字式元件盒式录像系统 D-5格式 IEC 61.pdf
《EN 61835-1998 en Helical-Scan Digital Component Video Cassette Recording System Using 12 65 mm (0 5 in) Magnetic Tape - Format D-5《使用12 65 mm(0 5 in)磁带的螺旋扫描数字式元件盒式录像系统 D-5格式 IEC 61.pdf》由会员分享,可在线阅读,更多相关《EN 61835-1998 en Helical-Scan Digital Component Video Cassette Recording System Using 12 65 mm (0 5 in) Magnetic Tape - Format D-5《使用12 65 mm(0 5 in)磁带的螺旋扫描数字式元件盒式录像系统 D-5格式 IEC 61.pdf(152页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARD Helical-scan digital component video cassette recording system using 12,65 mm (0,5 in) magnetic tape - Format D-5 The European Stanard EN 618351998 has the status of a British standard ICs 33.100.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 61835:1
2、998 IEC 61835:1998 STDmBSI BS EN bL835-ENGL 1998 = LbZLibb9 074b332 773 = BS EN 61836:1998 been prepared under the direction of the Electrotechnicai Amd. No. Date Sector Committee, was published under the authority of the Standards Committee and comes into effect on 16 December 1998 O BSI 1998 ISBN
3、O 080 30860 X National foreword Text affected This British Standard is the English language version of EN 61835:1998. It is identical with IEC 61835 1998. The UK participation in its preparation was entxusted by Technical Committee EPI.l00, Audio, Video and Multimedia systems and Equipment, to Subco
4、mmittee EPIJ100/2, Recording, which has the responsibfity to: - aid enquirem to understand the text; - present to the responsible internationallEuropean committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; - monitor related international and Eur
5、opean developments and promulgate them in the UK A iist of organizations represented on this committee can be obtajned on request to its secretary. Rom 1 January 1997, all IEC publications have the number 60000 added b the old number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a
6、period of time during the change over from one numbering system to the other, publications may contain identifie= from both systems. Cross-references Attention is drawn to the fact that CEN and CENELEC standards normally include an annex which lists normative references to international publications
7、 with their corresponding European publications. The British Standards which implement these internalional or European publications may be found in the BSI Standards Catalogue under the section entitled “inkrnational Standards Correspondence Index“, or by using the “Find“ facility of the BSI Standar
8、ds Electronic Catalogue. A British !Ibndard does not purport to include all the necessary provisions of a contract. Usem of British standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legai obligations. Summary of pages
9、This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 149, and a back cover. STD-BSI BS EN bL835-ENGL 1798 Lb24bb7 074b333 bOT = EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 61835 October 1998 ICs 33.160.40 Descriptors: Recording apparatus, digital recor
10、ding, magnetoscopes, cassettes for magnetic tapes, magnetic tapes, dimensions, recording characteristics, data blocks, recording tracks, codification, video signals, acoustic signals, electrical properties. mechanical properties. interchangeability English version Helican-scan digital component vide
11、o cassette recording system using 12,65 mm (085 in) magnetic tape - Format 0-5 (IEC 6 i 835: 1 998) Systme de magntoscope numrique composantes cassette balayage hlicodal sur bande magntique de 12,65 mm (0,5 in) - Format 0-5 (CE1 61 835: 1998) Video kassettensystem mit Schrgspuraufzeichnung digitaler
12、 Komponenten-Signale auf Magnetband 12,65 mm (0,5 in) - 05-Format (IEC 61 835:1998) This European Standard was approved by CENELEC on 1998-10-01. CENELEC members are bound to comply with the CENICENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status
13、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 (English, French, German). A
14、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, Belgium, Czech Republic,
15、 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 Elektr
16、otechnische Normung Central Secretariat: rue de Starsart 35, B - 1050 Brussels 1998 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61835:1998 E Foreword The text of document 100B/166/FDIS, future edition 1 of IEC 61 835, prepared
17、 by SC 1 OOB, Recording, of IEC TC 100, Audio, video and multimedia systems and equipment, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61 835 on 1998-1 0-01. The following dates were fixed: - latest date by which the EN has to be implemented at national level by
18、publication of an identical national standard or by endorsement (dop) 1999-07-01 - latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2001 -07-01 Annexes designated “normative“ are part of the body of the standard. Annexes designated “informative“ are give
19、n for information only. In this standard, annexes A, 8, C and ZA are normative and annexes D, E and F are informative. Annex ZA has been added by CENELEC. Endorsement notice The text of the International Standard IEC 61835:1998 was approved by CENELEC as a European Standard without any modification.
20、 In the official version, for annex F, Bibliography, the following notes have to be added for the standards indicated: IEC 60735 NOTE: Harmonized as EN 60735:1991 (not modified). IEC 61 327 NOTE: Harmonized as EN 61 327: 1995 (not modified). STDOBSI BS EN bL835-ENGL 1998 I lb24bb7 074b335 482 I Page
21、 3 EN 61835:1998 CONTENTS Pages 7 INTRODUCTION . Clause 1 General . 1.1 Scope 1.2 Normative references . 1.3 Definitions. symbols and abbreviations . 1.4 Environment and test conditions . 1.5 Reference tape 1.6 Calibration tape 1.6.1 Record locations and dimensions . 1.6.2 Calibration signais 1.6.3
22、Purchase 2 Video tape cassette . 2.1 Mechanical parametres 2.1.1 Cassette dimensions 2.1.2 Identification of cassettes . 2.1.3 2.1.4 Coating face . 2.1.5 Datum planes . 2.1.6 Window and labels . 2.1.7 Identification holes . 2.1.8 Leaderhailer tape 2.1.9 Reels . Tape length. thickness and play time 2
23、.1.10 Lid . 2.2 Video tape specification . 2.2.1 Base 2.2.2 Width . 2.2.3 Width fluctuation 2.2.4 Tape thickness . 2.2.5 Transmissivity 2.2.6 Offset yield strength . 2.2.7 Magnetic coating 2.2.8 Coating coercivity . 2.2.9 Particle orientation . 8 8 9 9 10 10 10 10 10 a 10 10 11 11 11 11 11 12 12 13
24、13 14 14 14 14 15 15 15 15 15 15 15 3 Helical recordings . 15 3.1 Tape speed 15 O BSI 1998 _ I STD-BSI BS EN bL835-ENGL 1798 lb24bb7 Ci7qb33b 317 Page 4 1 EN 61836:1998 Clause 3.2 Record location and dimensions . 3.2.1 Erasure 3.2.2 Record location and dimensions . 3.2.3 Reference edge : . 3.2.4 Tra
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- EN618351998ENHELICALSCANDIGITALCOMPONENTVIDEOCASSETTERECORDINGSYSTEMUSING1265MM05INMAGNETICTAPEFORMATD5

链接地址:http://www.mydoc123.com/p-720646.html