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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Bubble horizon/dessicant
From: Brian Whatcott
Date: 2002 Dec 18, 16:36 -0600
From: Brian Whatcott
Date: 2002 Dec 18, 16:36 -0600
At 03:20 PM 12/18/02, Paul Hirose, you wrote: > >... the Kollsman is fitted with a > > removable cylinder which contains a desiccant to keep the pellicle dry and > > taut. Every once in a while, you must remove this cylinder, dry out the > > desiccant and replace it. ... > My Kollsman arrived >this morning. Looks like it's in excellent condition. Paint is near >mint, image is sharp, bubble size adjustable over a wide range, >mechanical averager checks out fine. There are two dessicators. One is >a tiny capsule visible through the window at the top of the optical >tube. The other is in the sextant body. They're both turning pink... For what it's worth department: These days, the fancy gelatine capsules with calcium channel blockers, beta blockers or whatever blood pressure control nostrums come in a plastic jar carrying a little plastic dessicant capsule. (Which reminds me: NPR carries news of comparitive surveys showing a diuretic at 10 cents a pop works better than these $3 a pill affairs: a fact fit to put the drug companies' PR reps' blood pressure through the roof!) I would get me to the friendly local pharmaceutical dispenser, and sweet talk her, if I were in need of dessicant... Brian Whatcott Altus OK Eureka!
