% Author: Dr. Matthias Jung, DL9MJ
% Year: 2022
\begin{circuitikz}
    \draw (-0.5,0) -- ++(9.0,0.0) node[inputarrow]{} node[below left]{Ort};
    \draw (0.0,-2.75) -- (0.0,2.5) node[inputarrow, rotate=90]{} node[below right]{Feldstärke};
    \draw[ultra thick, black] (0,0)
        sin ++(1,-2) cos ++(1,+2)
        sin ++(1,+2) cos ++(1,-2)
        sin ++(1,-2) cos ++(1,+2)
        sin ++(1,+2) cos ++(1,-2);
    \draw[thick, Triangle-Triangle] (2,0) -- ++ (4,0);
    \draw[thick, Triangle-Triangle] (3,0) -- ++ (0,2);
    \node[draw,very thick,circle,black,fill=white,inner sep=2pt]() at (3, 1.0) {1};
    \node[draw,very thick,circle,black,fill=white,inner sep=2pt]() at (5, 0.0) {2};
\end{circuitikz}