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Hlavní stránka>IEC TR 61156-1-2:2009 - Multicore and symmetrical pair/quad cables for digital communications - Part 1-2: Electrical transmission characteristics and test methods of symmetrical pair/quad cables
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sklademVydáno: 2009-05-26
IEC TR 61156-1-2:2009 - Multicore and symmetrical pair/quad cables for digital communications - Part 1-2: Electrical transmission characteristics and test methods of symmetrical pair/quad cables

IEC TR 61156-1-2:2009

Multicore and symmetrical pair/quad cables for digital communications - Part 1-2: Electrical transmission characteristics and test methods of symmetrical pair/quad cables

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7 293 Kč
Označení normy:IEC TR 61156-1-2:2009
Vydáno:2009-05-26
Jazyk:Anglicky
Popis

IEC TR 61156-1-2:2009

IEC/TR 61156-1-2:2009(E) is a revision of the symmetrical pair/quad electrical transmission characteristics present in IEC 61156-1:2002 (Edition 2) and not carried into IEC 61156-1:2007 (Edition 3). This technical report includes the following topics from IEC 61156-1:2002 - the characteristic impedance test methods and function fitting procedures of 3.3.6; - Annex A covering basic transmission line equations and test methods; - Annex B covering the open/short-circuit method; - Annex C covering unbalance attenuation.

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