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
OVERVIEW
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.
COMMENTS
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PRODUCT DETAILS
| Status | Withdrawn - 02 Jan 2026 |
|---|---|
| Edition | 2009 |
| No. of Pages | 46 |
| ICS Classification | 33.120.20 Wires and symmetrical cables |
| Committee | TC 46/SC 46C |
| Available for Purchase | For sale in Singapore only |
| Adoption | IEC |