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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Problem with a sextant
From: Alexandre Eremenko
Date: 2006 Apr 26, 16:06 -0400
From: Alexandre Eremenko
Date: 2006 Apr 26, 16:06 -0400
Bill, Thanks. Neither do I understand what Joel really proposes to measure. Alex On Wed, 26 Apr 2006, Bill wrote: > Alex > > I have a half dozen dial indicators and several mounting devices, as well as > other precision measuring tools including a 12" dial caliper (0.001"). The > dial indicators range from cheap Chinese 0.001" models, to good quality > 0.001", to a good old USA Federal 0.0001" unit. > > Recalling Joel's advice I am not quite sure of the set up he suggests, or > how to pinpoint the exact location of arm's rotation point. > > Happy to help you if I understand the setup. > > Bill > > > Dear Joel, > > I looked at the web and now I have an impression > > of what a dial inficator is:-) > > Could you explain more, how exactly you propose to > > apply it to the problem? You suggest somehow to measure > > the uniformity of the teeth? > > (I am really interested, but I am almost completely ignorant >
