% Author: Dr. Matthias Jung, DL9MJ
% Year: 2021
\begin{circuitikz}
    \ctikzset{
        bipoles/tline/width=2,
        bipoles/tline/bare=true
    }
    \draw (0,0) node [tlineshape, rotate=180] (foo) {};
    \draw(foo.west) 
        to [short, -o] ++(0.5,0) coordinate(start);
    \draw(foo.top left)
        to [short,*-] ++(0,0)
        |- ++(0.6,-1) 
        to [short, -o] ++(0,0) coordinate(end);
    \draw(start)
        to [open, name={m1}] (end);
    \draw[dashed] (foo.center right) -- (foo.west); 
    \fill (foo.center right) circle (0.9pt); 
    \draw (m1) node []{X};
    \draw (foo.north) node [anchor=north]{$Z=\qty{50}{\ohm}$};
\end{circuitikz}