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50ohm-contents-dl/contents/drawings/237.tex
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% Author: Dr. Matthias Jung, DL9MJ
% Year: 2021
\begin{circuitikz}
\draw[very thick] (0,0) to [short] ++(1,0) coordinate(b);
\ctikzset{inductors/coils=2, inductors/scale=0.5, capacitors/scale=0.5}
\draw(b) to [short, *-] ++(0,0.35);
\draw(b) to [open] ++(0.5,0.35)
arc(0:180:0.125)
arc(0:180:0.125);
\draw(b) to [open] ++(0.5,0.35)
to [short] ++(0,-0.35);
\draw(b) to [short] ++(0,-0.35)
to [C,l_=a] ++(0.5,0)
to [short,-*] ++(0,+0.35) coordinate(u1);
\draw[very thick] (u1)
to [short] ++(0.5,0) coordinate(a);
\draw(a) to [short,*-] ++(0,0.35);
\draw(a) to [open] ++(0.5,0.35)
arc(0:180:0.125)
arc(0:180:0.125);
\draw(a) to [open] ++(0.5,0.35)
to [short] ++(0,-0.35);
\draw(a) to [short] ++(0,-0.35)
to [C,l_=b] ++(0.5,0)
to [short,-*] ++(0,+0.35) coordinate(u2);
\draw[very thick](u2)
to [short] ++(2,0) coordinate(x1);
\draw(x1)
to [open, *-*] ++(0.5,0) coordinate(x2);
\draw[very thick](x2)
to [short] ++(2,0) coordinate(c);
\draw(c) to [short, *-] ++(0,0.35);
\draw(c) to [open] ++(0.5,0.35)
arc(0:180:0.125)
arc(0:180:0.125);
\draw(c) to [open] ++(0.5,0.35)
to [short] ++(0,-0.35);
\draw(c) to [short] ++(0,-0.35)
to [C,l_=b] ++(0.5,0)
to [short,-*] ++(0,+0.35) coordinate(u3);
\draw[very thick](u3)
to [short] ++(0.5,0) coordinate(d);
\draw(d) to [short,*-] ++(0,0.35);
\draw(d) to [open] ++(0.5,0.35)
arc(0:180:0.125)
arc(0:180:0.125);
\draw(d) to [open] ++(0.5,0.35)
to [short] ++(0,-0.35);
\draw(d) to [short] ++(0,-0.35)
to [C,l_=a] ++(0.5,0)
to [short,-*] ++(0,+0.35) coordinate(u4);
\draw[very thick](u4)
to [short,-] ++(1,0);
\draw (x1) node[anchor=north]{X};
\draw (x2) node[anchor=north]{X};
\end{circuitikz}