Trier-Apach Frontière line, seen very close to the French-German border, at Perl station, looking towards Apach and France.
<p>
At this stage, side-signs already announce the forthcoming voltage change-over (15kV 16 2/3 Hz AC---> 25kV 50 Hz AC).
<p>
Perl [Apach Frontière]. 
<p>
25th May 2006. 
<p>
P.L.Guillemin (plguillemin@yahoo.fr)