% Author: Dr. Matthias Jung, DL9MJ
% Year: 2020
\begin{circuitikz}[american]
    \def\mylen{2}
    \ctikzset{
        %quadpoles/transformer core/height=\mylen,
        diodes/scale=\getDarcImageFactor,
        capacitors/scale=\getDarcImageFactor,
        resistors/scale=\getDarcImageFactor,
        inductors/scale=\getDarcImageFactor
    }
    \draw(0,0) node[transformer core](T){};
    \draw(T.west) node[rotate=90, anchor=north]{\textasciitilde~\qty{230}{\volt}};

    \draw(T.A1) to [short, -o] ++(0,0);
    \draw(T.A2) to [short, -o] ++(0,0);

    \draw(T.B1) to [short, -*]++(0.75,0) coordinate(top);
    \draw(T.B2) to [short, -*]++(0.75,0) coordinate(bottom);

    % Hilfskoordinaten:
    \draw(top)
        to [open, name={hilf}] (bottom);
    \draw(hilf.center)
        to [open] ++(-1,0) coordinate(minus);
    \draw(hilf.center)
        to [open] ++(+1,0) coordinate(plus);

    % Links:
    \draw(top)
        to [stroke diode, invert, -*] (minus)
        to [stroke diode] (bottom);
    % Rechts:
    \draw(top)
        to [stroke diode, -*] (plus)
        to [stroke diode, invert] (bottom);
    % Oben:
    \draw(plus)
        to [short] ++(0.5,0) coordinate(o1)
        %to [american inductor, inductors/coils=3, inductors/width=0.5] ++(1.5,0) coordinate(o2)
        to [american inductor] ++(2,0) coordinate(o2)
        %to [short] ++(1,0) coordinate(o3)
        to [short,-o] ++(1.0,0) coordinate(o4);

    % Unten:
    \draw(minus)
        to [short] ++(0,-\mylen)
        to [short] ++(\mylen+0.5,0) coordinate(u1)
        to [short] ++(2,0) coordinate(u2)
        %to [short] ++(1,0) coordinate(u3)
        to [short,-o] ++(1.0,0) coordinate(u4);

    % Komponenten:
    \draw(o1) to [C, *-*] (u1);
    \draw(o2) to [C, name={CS}, *-*] (u2);
    %\draw(o3) to [european resistor, *-*] (u3);

    % Beschriftung:
    \draw(top)    node[anchor=south](){\textasciitilde};
    \draw(bottom) node[anchor=north](){\textasciitilde};
    \draw(plus)   node[anchor=east ](){+};
    \draw(minus)  node[anchor=west ](){--};
    \draw(CS.south west) node[anchor=south](){$C_S$};
\end{circuitikz}