> >The original post said "hand drill motor", so that would suggest universal >motor. A lamp dimmer will work fine, that's basically what's in the >trigger speed control(can substitute a CDS photocell for the trigger >potentiometer!). Ok, that's what I'd try in that situation then. -- Dave's Engineering Page: http://www.dvanhorn.org Where's dave? http://www.findu.com/cgi-bin/find.cgi?kc6ete-9 -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads