JFET in Common Source Wiring

AC Equivalent

Code

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\documentclass[border=50pt, tikz]{standalone}
% Circuits
\usepackage[european,s traightvoltages, RPvoltages, americanresistor, americaninductors]{circuitikz}
\tikzset{every picture/.style={line width=0.2mm}}
% Tikz Library
\usetikzlibrary{calc}
% Bipoles Specifications
\ctikzset{bipoles/thickness=1.2, label distance=1mm, voltage shift = 1}
\def\nu{10}
\definecolor{myblue}{HTML}{ABDCEC}
\begin{document}
    
    \begin{tikzpicture}
    \begin{circuitikz}
        \ctikzset{voltage/american plus/.initial={}, voltage/american minus/.initial={}}
    
%       %Grid
%       \draw[thin, dotted] (0,0) grid (\nu,\nu);
%       \foreach \i in {1,...,\nu}
%       {
%           \node at (\i,-2ex) {\i};    
%       }
%       \foreach \i in {1,...,\nu}
%       {
%           \node at (-2ex,\i) {\i};    
%       }
%       \node at (-2ex,-2ex) {0};
        
        %Coordinates
        \node[njfet] (Q) at (5,3.5) {};
        
        % Circuit
        \draw
        
        (Q.S) node[shift={(-0.3,0)}] {$S$} to[R, l^=$R_3$, *-*] ++(0,-2.5) node[ground] (GR) {}
        
 
 
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