Comparative testing of BR/Becknell - Willis high speed pantograph and APT pantograph on WCML, June -October 1980 (TM-ES-020)

A series of tests was carried out on the West Coast Main Line between June and October 1980 to compare the performance of the BR/ Brecknell-Willis "Highspeed" pantograph with that of the APT pantograph, The BR/BW pantograph was similar to that previously tested in July/ August 1979 at 160 km/h...