File:Voltage controlled voltage source circuit.svg

\documentclass[tikz, margin=15px]{standalone}
\usepackage{color,graphicx,circuitikz}
\usepackage[load-configurations=version-1]{siunitx}
\usetikzlibrary{arrows}
\begin{document}

\begin{circuitikz}[scale=1.5, transform shape, american, cute inductors, very thick]

\draw
	(0,0) to [V, l=\LARGE{$v$}](0,3)
	to [R, l=\LARGE{$R$}, v_<=\LARGE{$v_x$}](3,3)
	(0,0) to (3,0) [cV, l_=\LARGE{$av_x$}] to (3,3)

;\end{circuitikz}

\end{document}