> > "RP should take a look at the Leica GPS surveying gear - they are > > quoting sub-mm rms resolutions and accuracies based on differential > > techniques.." >=20 > I wonder how long to take a measurement of that resolution. Presumably > there's a sqrt(Hz) term. I always thought they did it by having access to the high resolution GPS si= gnal. --=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 .