IEVref: | 103-10-19 | ID: | |

Language: | en | Status: Standard | |

Term: | attenuation coefficient | ||

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Symbol: | α
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Definition: | real part of the propagation coefficient $\alpha =\text{Re}\underset{\_}{\gamma}$ Note 1 to entry: For a transmission line the attenuation coefficient is the limit of the quotient of the relative change of a field quantity between two points on the axis by the distance between the points, when this distance tends to zero. | ||

Publication date: | 2009-12 | ||

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Internal notes: | 2017-02-20: Editorial revisions in accordance with the information provided in C00020 (IEV 103) - evaluation. JGO | ||

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$\alpha =\text{Re}\underset{\_}{\gamma}$

Note 1 to entry: For a transmission line the attenuation coefficient is the limit of the quotient of the relative change of a field quantity between two points on the axis by the distance between the points, when this distance tends to zero.