ImageVerifierCode 换一换
格式:PDF , 页数:5 ,大小:97.51KB ,
资源ID:419385      下载积分:2000 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
注意:如需开发票,请勿充值!
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【http://www.mydoc123.com/d-419385.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: 微信登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(AECMA PREN 2591-224-2005 Aerospace series Elements of electrical and optical connection Test methods Part 224 RF leakage Edition P 1《航空航天系列.光电连接元件 试验方法.第224部分 射频泄露》.pdf)为本站会员(lawfemale396)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

AECMA PREN 2591-224-2005 Aerospace series Elements of electrical and optical connection Test methods Part 224 RF leakage Edition P 1《航空航天系列.光电连接元件 试验方法.第224部分 射频泄露》.pdf

1、AECMA STANDARD NORME AECMA AECMA NORM prEN 2591-224 Edition P 1 April 2005 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION Gulledelle 94 - B-1200 Brussels - Tel. + 32 2 775 8110 - Fax. + 32 2 775 8111 - www.aecma-stan.orgICS: 49.060 Descriptors: ENGLISH VERSION Aerosp

2、ace series Elements of electrical and optical connection Test methods Part 224: RF leakage Srie arospatiale Organes de connexion lectrique et optique Mthodes dessais Partie 224 : Fuite HF Luft- und Raumfahrt Elektrische und optische Verbindungselemente Prfverfahren Teil 224: HF-Streuverlust This “Ae

3、rospace Series“ Prestandard has been drawn up under the responsibility of AECMA-STAN (The European Association of Aerospace Industries - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain followi

4、ng member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of AEC

5、MA-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national stan

6、dard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 30 April 2005 Comments should be sent within six months after the date of publication to AECMA-STAN Electrical Domain Copyright 2005 by AECMA-STAN Copyright Association Europeene des Constructeur

7、s de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 2 prEN 2591-224:2005Foreword This standard was reviewed by the Domain Technical Coordinator of AECMA-STANs Electrical Domain. After inquiries and

8、votes carried out in accordance with the rules of AECMA-STAN defined in AECMA-STANs General Process Manual, this standard has received approval for Publication. Contents Page 1 Scope 3 2 Normative references. 3 3 Preparation of specimens. 3 4 Apparatus 5 5 Method. 5 6 Results 5 Copyright Association

9、 Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 3 prEN 2591-224:20051 Scope This standard specifies a test method of measuring the total leakage of wired coaxial conne

10、ctors. It shall be use together with EN 2591-100. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including a

11、ny amendments) applies. EN 2591-100, Aerospace series Elements of electrical and optical connection Test methods Part 100: General 1). 3 Preparation of specimens The mating connector pair to be tested shall be assembled as shown on Figure 2 and tested as shown on Figure 1. Detail of Test assembly sh

12、all conform to Figure 3. Key 1 RF source 2 Tri-axial test assembly 3 Sensitive calibrated microwave receiver Figure 1 RF leakage set-up 1) Published as AECMA Prestandard at the date of publication of this standard. 1 2 3 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provi

13、ded by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 4 prEN 2591-224:2005Key 1 See Figure 3. 2 Self contained termination for inner conductor (VSWR 1,30) 3 High performance connector to RF detector 4 Travel of short must exceed /2

14、 5 High performance connector from RF source 6 Push rods or devices for adjusting position of short Figure 2 Key 1 Metal to metal contact 2 Brass tubing forming a continuous shielding (external conductor of tri-axial assembly) Figure 3 Mated connector pair 46 3 5 2 121 Copyright Association Europeen

15、e des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 5 prEN 2591-224:20054 Apparatus Mounting of specimens The close fitting brass tubing shall be machined to thread into connector

16、in lieu of compression nut or any device, which insure the coaxial braid connection. This test set-up between 500 MHz and 11 GHz shall have a dynamic range from 20 dB to 100 dB. Using an additional RF source amplifier (e.g. 20 dB), increase total dynamic range. The shorting plunger is adjusted to pr

17、oduce a maximum reading in the detector with the triaxial assembly inserted. 5 Method The insertion loss caused by the insertion of the triaxial assembly adjusted as shown in a measure of total leakage of the mated connector pair both at its interface as well as the clamping points to both cable. Th

18、e short circuit position is adjusted to assure that an adequately low impedance appears behind the equivalent leakage generator. The characteristic impedance of the outer coaxial line of the triaxial system, which is formed with the inner conductor, should be matched to the detector, 50 coaxial circ

19、uits are generally desired for convenience. 6 Results The leakage power ratio is defined as the ratio of the power detected to a detector at the output of the triaxial unit to the power flowing through the internal flowing power (also through a 50 load). The relative leakage is the ratio: 1221IEZ =

20、where E2is equivalent leakage voltage in external line; I1is the current flowing in internal line. The value must be under the requirement given by product norm. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-

copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1