38 lines
1008 B
TeX
38 lines
1008 B
TeX
% Author: Prof. Dr. Matthias Jung, DL9MJ
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% Year: 2026
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\begin{tikzpicture}
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\pgfplotsset{samples=300}
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\begin{axis}[
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ymin = 0.5,
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ymax = 1.5,
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xmin = 10,
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xmax = 100,
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xmode = log,
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log ticks with fixed point,
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domain = 10:100,
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xtick = {10,30,50,77,100},
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grid=both,
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xlabel = {Wellenwiderstand $Z_0$ in $\unit{\ohm}$ (log)},
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ylabel = {normierter Wert},
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thick,
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smooth,
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no markers,
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legend pos=north east,
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]
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% Normierte Leistungsübertragung / Leistungsbelastbarkeit
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% Maximum bei ca. 30 Ohm
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\addplot+[ultra thick, DARCred] {
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(x/30) * exp(1 - x/30)
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};
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\addlegendentry{Leistung}
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% Normierte Dämpfung
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% Näherungsweise Minimum bei ca. 77 Ohm
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\addplot+[ultra thick, DARCblue] {
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((exp(x/60) + 1)/x) / ((exp(77/60) + 1)/77)
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};
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\addlegendentry{Dämpfung}
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\end{axis}
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\end{tikzpicture} |