[aprssig] grads and other funny angle measurements

Alan P. Biddle APBIDDLE at UNITED.NET
Wed Apr 15 14:25:45 CDT 2009


Dividing a circle into 400 grads has the advantage that it is very easy to
mentally compute a reciprocal heading.  Getting this right is of some
interest when you are calling in artillery fire.  ;)

Alan
WA4SCA







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