Thalys PBA set, seen on Thalys 9355 (Paris Nord ---> Oostende), while crossing the French-Belgian border, which stands between those 2 different kinds of 25kV-50Hz AC catenary masts...
Wannehain-Esplechin (Frontière).
18th June 2006.
P.L.Guillemin (plguillemin@yahoo.fr)