% Author: Dr. Matthias Jung, DL9MJ % Year: 2021 \begin{circuitikz} \ctikzset{ resistors/scale=\getDarcImageFactor, capacitors/scale=\getDarcImageFactor, inductors/scale=\getDarcImageFactor, } \draw(0,0) to [short,o-*] ++(1,0) coordinate(c0) to [short] ++(0,1) to [american inductor] ++(2,0) to [short, -*] ++(0,-1) coordinate(c1) to [R,-o] ++(3,0); \draw(c0) to [short] ++(0,-1) to [C] ++(2,0) to [short, -*] (c1); \begin{scope}[shift={(6.5,-1.5)}] \draw[-Triangle](0.0,0.0) -- (3.0,0.0) coordinate(m0); \draw[-Triangle](0.0,0.0) -- (0.0,3.0) coordinate(m1); \draw(m0) node[anchor=north] () {$f$}; \draw(m1) node[anchor=south] () {$|Z|$}; \draw [thick] plot [rounded corners=10mm] coordinates { (0.80,2.50) (1.50,0.00) (2.20,2.50) }; \end{scope} \end{circuitikz}