Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems; section 6: Protection switching (IEC 60835-2-6:1995)...
适用范围:The document deals with the measurement of terminal-to-terminal protection switching equipment associated with radio-relay systems.
Terminology for telecommunications--Telecommunications using telephone
适用范围:本标准规定了有关电话专业方面的名词术语及其定义。包括一般术语、电话机部件、电话机的馈电和信令、电话机种类、电话机交换局、专用电话系统、电话呼叫、本地线路网、电话机的使用、传输性能、测量仪表、电话测量术等方面的术语。...
发布日期:1993-12-03 实施日期:1994-08-01
Loetfreie Verbindungen. Federklemmverbindungen. Allgemeine Anforderungen,Pruefverfahren und Anwendungshinweise Solderless Connections-Part 7:Spring Clamp Connections-General Requirements,test methods a...
适用范围:This part of IEC 60352 is applicable to spring-clamp connections made with stripped wire without further preparation: - solid conductors of 0,32 mm to 3,7 mm nominal diameter (0,08 mm<up2> to 10 mm<...
实施日期:2002-11-06
发布日期:2012-07-01 实施日期:2012-07-01
Acoustics--Declared noiseemission values of information technology and telecommunications equipment
适用范围:本标准适用于信息技术设备和通信设备。 本标准规定了:——噪声发射标示值的确定方法;——制造商在技术文件中应向用户提供的声学和产品信息;——制造商提供的噪声发射标示值的检验方法。 本标准采用GB/T 18313和GB/T 14574、G...
发布日期:2002-03-26 实施日期:2002-12-01
Low-voltage surge protective devices-Part 12:Surge protective devices connected tolow-voltage power distribuition systems-Selection and application principles
适用范围:本部分适用于连接到交流50 Hz~60 Hz、电压不超过 1 000 V,或直流电压不超过 1 500 V的SPD 的选择、运行、安装位置和配合原理。
发布日期:2014-06-24 实施日期:2015-01-22
Railway applications. Electromagnetic compatibility. Part 4:Emission and immunity of the signalling and telecommunications apparatus Applications ferroviaires. Compatibilit?électromagnétique. Partie 4:...
发布日期:2008-12-12 实施日期:2008-12-01
Messverfahren fuer Empfaenger fuer Satelliten-Rundfunkuebertragung im 12-GHz-Bereich. Elektrische Messungen an Dekordern fssur MAC/Paket-Systeme Methods of Measurement on Receivers for Satellite Broadc...
适用范围:The object of this part of IEC 1079 is to define the conditions and methods of measure-ment to be applied to MAC/packet decoder units. The specifications of the limit values of the various parameters o...
实施日期:1995-01-01
Equipment wires and flexible equipment wires with extended temperature range for telecommunication systems and data processing systems
Information technology -- Telecommunications and information exchange between systems -- Interface connector and contact assignments for ISDN primary rate access connector located at reference points S...
适用范围:この規格は,ITU-T勧告I.431に適合したサービス統合ディジタル網(ISDN)一次群アクセス構成の物理的インタフェースに用いる8極コネクタ(プラグ及びジャック)並びに極及びコンタクトの配列について規定する。
Alarmanlagen. Alarmuebertragungsanlagen und-einrichtungen Anforderungen an Anlagen mit automatischen Waehl-und Ansageanlagen fuer das oeffentliche Fernsprechwaehlnetz Alarm Systems-Alarm Transmission S...
适用范围:Burglar alarms, Fire alarms, Alarm systems, Security systems in buildings, Wire transmission (telecommunication), Communication networks, Communication equipment, Telecommunication systems, Information...
实施日期:1998-07-15
发布日期:2013-11-01 实施日期:2013-11-01
Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations - Section 4: Tran...
适用范围:Deals with the measurement of transmission performance and applies to simulated digital microwave transmission systems or sub-systems.
发布日期:1992-04-15 实施日期:1992-04-15
Information technology--Telecommunications and information exchange between systems--Local and metropolitan area networks--Specific requirements--Part 11: Wireless LAN Medium Access Control (MAC) and P...
适用范围:本部分规定了2.4 GHz频段较高速无线局域网的媒体访问控制(MAC)和物理层(PHY)规范。 本部分适用于2.4 GHz频段无线局域网较高速物理层扩展。
发布日期:2003-05-12 实施日期:2003-12-01
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