\begin{circuit}1

%% La fuente controlada

\at 2 2 \P1
\- 2 d \P11
\nl\cc \varU1 {$R_T i_i$} d
\- 2 d \P2

%% Los signos

\atpin P11 \shift 0.5 -0.8
\put{$+$}

\atpin P2 \shift 0.5 1.8
\put{$-$}

%% Puntito

\atpin P1 
\- 1 l
\.1
\- 1 l

\atpin .1 \shift -0.5 0.5
\put{$A$}

%% otro puntito

\atpin P2
\- 1 l
\.2
\- 1 l

\atpin .2 \shift -0.7 -1.5
\put{$B$}

%% Los conectores
\atpin P1
\_ 6 r \P3

\atpin P2
\_ 6 r \P4

\atpin P3
\vtopin P4

\atpin P3
\- 3 r \P5
\connection1 {} c r

\atpin P4
\- 3 r \P6
\cc \connection2 {} c r

\frompin P3 \shift 1 1  % corriente total
\cc\nl \whatI1 {$i_i$} s l
\htopin P5



\end{circuit}