% Author: Prof. Dr. Matthias Jung, DL9MJ
% Year: 2026
\begin{circuitikz}[
    long/.style={circuitikz/bipoles/twoport/width=1.35}
]
    \ctikzset{
        blocks/scale=\getDarcImageFactor,
        RF/scale=\getDarcImageFactor,
    }
    \draw (0,0)
        node [twoportshape, t={TX}](tx){};
    \draw (tx.east)
        to [short, name=c1] ++(0.75,0)
        node [inputarrow]{}
        node [swrshape, anchor=west, DARCred](swr){};
    \draw (swr.east)
        to [short, name=c5] ++(0.75,0)
        node [inputarrow]{}
        node [lowpassshape, anchor=west](lp){};
    \draw (lp.east)
        to [TL, name={foo}, bipoles/tline/width=1.25, l={15\,m}] ++(3,0) coordinate(bar);
    \draw(bar)
        node [inputarrow]{}
        node [twoportshape, long, anchor=west] (tuner){};
    \draw (tuner.east)
        to [short, name=c4] ++(0.75,0)
        node[antenna]{};

    \draw(foo.bottom left) node[circ]{} node[ground]{};
    \draw(foo.bottom right) node[circ]{} node[ground]{};
    \draw(lp.east)
        to [open, name=c2] (foo.west);
    \draw(foo.east)
        to [open, name=c3] (tuner.west);
    
    \draw (tuner.north) node[anchor=north]{\footnotesize Antennen-};
    \draw (tuner.south) node[anchor=south]{\footnotesize tuner};
    \draw[DARCred] (swr.north) node[anchor=south]{SWR};
\end{circuitikz}