BS-EN-60318-2-1998 IEC-60318-2-1998.pdf
《BS-EN-60318-2-1998 IEC-60318-2-1998.pdf》由会员分享,可在线阅读,更多相关《BS-EN-60318-2-1998 IEC-60318-2-1998.pdf(14页珍藏版)》请在三一文库上搜索。
1、BRITISH STANDARD BS EN 60318-2:1998 IEC 60318-2:1998 Electroacoustics Simulators of human head and ear Part 2: An interim acoustic coupler for the calibration of audiometric earphones in the extended high-frequency range The European Standard EN 60318-2:1998 has the status of a British Standard ICS
2、13.140 Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 01:17:30 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60318-2:1998 This British Standard, having been prepared under the direction of the Electrotechnical Sector Committee, was published under the authority of the Standards Committee
3、and comes into effect on 15 December 1998 BSI 05-1999 ISBN 0 580 30877 4 National foreword This British Standard is the English language version of EN 60318-2:1998. It is identical with IEC 60318-2:1998. The UK participation in its preparation was entrusted to Technical Committee EPL/29, Electroacou
4、stics, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and prom
5、ulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. From 1 January 1997, all IEC publications have the number 60000 added to the old number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a period of time during
6、 the change over from one numbering system to the other, publications may contain identifiers 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 with their correspo
7、nding European publications. The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catal
8、ogue. 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 immunity from legal obligations. Summary of pages This document comp
9、rises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 8, an inside 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. A
10、mendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 01:17:30 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60318-2:1998 BSI 05-1999i Contents Page National forewordInside front cover Foreword2 Text of EN 60318-23 Licensed Copy: sheffieldu
11、n sheffieldun, na, Thu Nov 09 01:17:30 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 01:17:30 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60318-2 October 1998 ICS 17.140.50 Descriptors: A
12、udiometry, electroacoustics, earphones, calibration, artificial ears, equipment specifications, test equipment English version Electroacoustics Simulators of human head and ear Part 2: An interim acoustic coupler for the calibration of audiometric earphones in the extended high-frequency range (IEC
13、60318-2:1998) Electroacoustique Simulateurs de tte et doreille humaines Partie 2: Coupleur acoustique de remplacement pour ltalonnage des couteurs audiomtriques dans le domaine des frquences leves (CEI 60318-2:1998) Elektroakustik Simulatoren des menschlichen Kopfes und Ohres Teil 2: Ein vorlufiger
14、akustischer Kuppler zur Kalibrierung von Audiometrie-Kopfhrern im erweiterten Hochtonbereich (IEC 60318-2:1998) This European Standard was approved by CENELEC on 1998-10-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this E
15、uropean 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 (
16、English, 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 Austr
17、ia, Belgium, Czech Republic, 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 E
18、uropisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 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 60318-2:1998 E Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 01:1
19、7:30 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 60318-2:1998 BSI 05-1999 2 Foreword The text of document 29/404/FDIS, future edition 1 of IEC 60318-2, prepared by IEC TC 29, Electroacoustics, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60318-2 on 1998-10-01. T
20、he following dates were fixed: Annexes designated “normative” are part of the body of the standard. In this standard, Annex ZA is normative. Annex ZA has been added by CENELEC. Endorsement notice The text of the International Standard IEC 60318-2:1998 was approved by CENELEC as a European Standard w
21、ithout any modification. Contents Page Foreword2 Introduction3 1Scope3 2Normative references3 3Microphone3 4Adapters for extended high-frequency measurements on an IEC 60318-1 ear simulator3 5Removable conical ring for the IEC 60318-1 ear simulator3 6Coupler configurations for the calibration of aud
22、iometric earphones in the extended high-frequency range3 7Environmental conditions4 Annex ZA (normative) Normative references to international publications with their corresponding European publicationsInside back cover Figure 1 Type 1 adapter for use with IEC 60318-1 ear simulator4 Figure 2 Type 2
23、adapter for use with IEC 60318-1 ear simulator5 Figure 3 Conical ring for IEC 60318-1 ear simulator6 Figure 4 Position of Type 1 adapter on the IEC 60318-1 ear simulator7 Figure 5 Position of Type 2 adapter on the IEC 60318-1 ear simulator8 latest date by which the EN has to be implemented at nation
24、al level by 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 Licensed Copy: sheffieldun sheffieldun, na, Thu Nov 09 01:17:30 GMT+00:00 2006, Uncontrolled Copy, (c)
- 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:
- BS-EN-60318-2-1998 IEC-60318-2-1998 BS EN 60318 1998 IEC
链接地址:https://www.31doc.com/p-3744576.html