Joe, This would be more than good enough for a hobby or experimenter=20 counter. What do you think? Thanks, rich! On 7/18/2014 5:14 AM, IVP wrote: >> +- 5 to 10 ppm. So that puts me in the range of less than 1% > Way less. 10ppm is 0.001% > > Joe --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .