% Author: Dr. Matthias Jung, DL9MJ
% Year: 2020
\begin{circuitikz}
    \draw(0,0) to [R] ++(2,0)
               to [american inductor] ++(2,0)
               to [C] ++(2,0);

    \draw(0,0) node[ocirc] (U1A) {};
    \draw(6,0) node[ocirc] (U2A) {};
\end{circuitikz}