When EMD introduced the “Super Series” system on the GP50 and SD50 models, they used a radar doppler system, this radar would sense the aluminum ore and drop the load on the traction motors. The wheel ...
GP50 Louisville & Nashville (Family Lines) Kansas City Southern GP50T (never built) Denver & Rio Grande Western SD38-2 Milwaukee Road SD40-2 Utah Railway SD40B-2 (cabless, never built) Union ...
Yusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, U.K.