On 8 March 2011 08:28, Michael Watterson wrote: > On 07/03/2011 19:14, PICdude wrote: >> For four cylinders you will >> get 266.67 Hz at 8000 rpm. > or a more believable 26.7 Hz at 800rpm. > -- 8000 rpm on a VW engine is believable?? Maybe possible, but not for long. RP --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .