Some
<a href="http://www-users.rwth-aachen.de/christoph.schmitz2/kssignal.html">Ks
signals</a> in the station of Horrem (on Cologne-Aachen) seen on 15 June 2002.
At the gantry are the western exit signals of the tracks 1 and 2. In the
background is the signal of track 3.
<p>
Digital photo by
<a href="http://www-users.rwth-aachen.de/christoph.schmitz2/index.html">Christoph
Schmitz</a>