> > What you are about to invent here is a damper that works on eddy > > currents > I'm sure I've seen this on TV used in railway sidings. And also sure it w= as > somewhere in Holland/Germany. That was quite some time ago, maybe it's > common practice nowadays >=20 > Still tinkering, as holidays/family stuff permit I believe that some (probably all) European high speed trains use eddy brak= ing for initial braking from high speed, then use a combination of eddy and= friction braking as the speed drops, finally using friction braking only a= t low speed. --=20 Scanned by iCritical. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .