%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 8-6-12 on page 584.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{111.83385pt}
\StartShownPreambleCommands

\StopShownPreambleCommands
\begin{document}
.PS
cct_init
gridsize = 0.1
define(`grid',`(gridsize*`$1',gridsize*`$2')')
  source(left_ from grid(7,0) to grid(0,0),V); llabel(,V,)
  resistor(up_ from grid(0,0) to grid(0,5),4); llabel(,R,)
  inductor(right_ from grid(0,5) to grid(7,5),W); llabel(,L,)
  capacitor(down_ from grid(7,5) to grid(7,0)); llabel(,C,)
.PE
\usebox{\graph}
\end{document}