Sound system equipment - Part 3: Amplifiers (IEC 60268-3:2000); German version EN 60268-3:2000
适用范围:The document applies to analogue amplifiers, and the analogue parts of analogue/digital amplifiers, which form part of a sound system for professional or household applications. It specifies the charac...
实施日期:2001-10-01
Radio-frequency connectors - Part 31: RF coaxial connectors with inner diameter of outer conductor 1,0 mm (0,039 in) with srew coupling; characteristic impedance 50 ohms (type 1,0)
适用范围:The document interface and rating of the type 1,0 r.f. connectors of 50 ohms impedance and having a screw coupling mechanism.#,,#
实施日期:2000-07-01
Road vehicles -- 50 ohms impedance radio frequency connection system interface -- Part 2: Test procedures
适用范围:ISO 20860-2:2009 specifies the tests for male and female connectors of the 50 ohm impedance interface for radio frequency applications in road vehicles, and ensures communication to and within road veh...
发布日期:2009-03-01 实施日期:2009-03-01
Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems (busways) (IEC 61439-6:2012); German version EN 61439-6:2012
发布日期:2013-06-01 实施日期:2013-06-01
Metallic communication cable test methods. Part 4-1:Electromagnetic compatibility (EMC). Introduction to electromagnetic (EMC) screening measurements Edition 2.0
适用范围:Screening (or shielding) is one basic way of achieving electromagnetic compatibility (EMC).However, a confusingly large number of methods and concepts is available to test for thescreening quality of c...
发布日期:2010-05-12 实施日期:2010-05-01
Power transformers - Part 7: Loading guide for oil-immersed power transformers
实施日期:2010-07-01
实施日期:2010-09-30
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