BS-EN-61094-1-1995 IEC-61094-1-1992.pdf
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1、BRITISH STANDARD BS EN 61094-1:1995 IEC 1094-1: 1992 (including corrigendum 1993) Measurement microphones Part 1: Specifications for laboratory standard microphones The European Standard EN 61094-1:1994 has the status of a British Standard UDC 621.395.61:621.317.08:534.86:534.6.08 Licensed Copy: she
2、ffieldun sheffieldun, na, Sat Nov 11 09:20:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61094-1:1995 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 15 May 1
3、995 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference EPL/29 Draft for comment 94/205711 DC ISBN 0 580 24002 9 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee EPL/29, Electr
4、oacoustics, upon which the following bodies were represented: British Association of Otolaryngologists British Hearing Aid Industry Association British Medical Association British Society of Audiology British Telecommunications plc Confederation of British Industry Department of Health Department of
5、 Trade and Industry (National Physical Laboratory) Health and Safety Executive Institute of Acoustics Institute of Sound and Vibration Research Institution of Electrical Engineers Medical Research Council Ministry of Defence Royal Aeronautical Society Royal National Institute for Deaf People Society
6、 of Environmental Engineers University of Exeter Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:20:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61094-1:1995 BSI 11-1999i Contents Page Committees responsibleInside front cover
7、National forewordii Foreword2 Text of EN 61094-13 List of referencesInside back cover Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:20:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61094-1:1995 ii BSI 11-1999 National foreword This British Standard has been prepared by Technical Co
8、mmittee EPL/29 and is the English language version of EN 61094-1:1994, Measurement microphones Part 1: Specifications for laboratory standard microphones, published by the European Committee for Electrotechnical Standardization (CENELEC). It is identical with IEC 1094-1:1992, together with its corri
9、gendum 1993 published by the International Electrotechnical Commission (IEC). 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 con
10、fer immunity from legal obligations. Cross-reference Publication referred toCorresponding British Standard IEC 50 (801):1984BS 4727 Glossary of electrotechnical, power, telecommunications, electronics, lighting and colour terms BS 4727-3 Terms particular to telecommunications and electronics BS 4727
11、-3:Group 08:1985 Acoustics and electroacoustics terminology Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 10, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had ame
12、ndments incorporated. This will be indicated in the amendment table on the inside front cover. Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:20:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 61094-1 August 1994 UDC 621.395.61:621.317.08
13、:534.86:534.6.08 Descriptors: Electroacoustics, microphones, laboratory equipment, standard measures, specifications, definitions, classifications, characteristics, dimensions English version Measurement microphones Part 1: Specifications for laboratory standard microphones (IEC 1094-1:1992 + corrig
14、endum 1993) Microphones de mesure Partie 1: Spcifications des microphones talons de laboratoire (CEI 1094-1:1992 + corrigendum 1993) Memikrofone Teil 1: Festlegungen fr Laboratoriums-Normalmikrofone (IEC 1094-1:1992 + corrigendum 1993) This European Standard was approved by CENELEC on 1994-03-08. CE
15、NELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European 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
16、 application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (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 Sec
17、retariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENEL
18、EC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1994 Copyright reserved to CENELEC members Ref. No. EN 61094-1:1994 E Licensed Copy: sh
19、effieldun sheffieldun, na, Sat Nov 11 09:20:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 61094-1:1994 BSI 11-1999 2 Foreword The CENELEC questionnaire procedure, performed for finding out whether or not the International Standard IEC 1094-1:1992 and its corrigendum February 1993 could be accepte
20、d without textual changes, has shown that no common modifications were necessary for acceptance as a European Standard. The reference document was submitted to the CENELEC members for formal vote and was approved by CENELEC as EN 61094-1 on 8 March 1994. The following dates were fixed: For products
21、which have complied with the relevant national standard before 1995-03-15, as shown by the manufacturer or by a certification body, this previous standard may continue to apply for production until 2000-03-15. Annexes designated “normative” are part of the body of the standard. In this standard, Ann
22、ex ZA is normative. Contents Page Foreword2 1Scope3 2Normative references3 3Definitions3 3.1condenser microphone3 3.2laboratory standard microphone3 3.3open-circuit voltage3 3.4pressure sensitivity of a microphone3 3.4.1 pressure sensitivity level of a microphone3 3.5free-field sensitivity of a micr
23、ophone4 3.5.1 free-field sensitivity level of a microphone4 3.6diffuse-field sensitivity of a microphone4 3.6.1 diffuse-field sensitivity level of a microphone4 3.7electrical impedance of a microphone4 3.8acoustic impedance of a microphone4 3.8.1 equivalent volume of a microphone4 3.9static pressure
24、 coefficient of microphone pressure sensitivity level5 Page 3.10temperature coefficient of microphone pressure sensitivity level5 3.11relative humidity coefficient of microphone pressure sensitivity level5 3.12stability coefficient of microphone pressure sensitivity level5 4Reference environmental c
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