Thread: Barographs?
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Old October 24th 20, 10:03 PM posted to rec.aviation.soaring
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Default Barographs?

On Saturday, October 24, 2020 at 1:28:29 PM UTC-4, Jim S wrote:
Thanks Eric, Will see if I can find one of those. Having a manufacturer name will help.
On Saturday, October 24, 2020 at 11:48:09 AM UTC-4, Eric Greenwell wrote:
Jim S wrote on 10/24/2020 8:02 AM:
I was mainly interested in the mechanical, smoke type. Was not interested in one for competition but mainly to use for historical interests.
I’m not a collector necessarily in aviation items but I do have two aviation sextants (A-10) and a drift meter. Although I don’t shoot stars, the sun and the moon from the cockpit, I have spent a fair amount of time shooting the sun in my backyard.
Wanting a workable barograph is in line with these interests.

The Replogle is a mechanical, wind-up barograph that can use smoked foil, but the pressure
sensitive chart paper was much easier to use. I did use smoked foil a few times on a ???
barograph, but it was messy to smoke the foil, and misting some lacquer on it after the flight
was tricky - so easy to smudge the smoke on the foil and lose the trace.. So, smoked foil to GPS
traces - I prefer the GPS traces for flying, but the Replogle is prominent on my "shelf museum".
--
Eric Greenwell - Washington State, USA (change ".netto" to ".us" to email me)
- "A Guide to Self-Launching Sailplane Operation"
https://sites.google.com/site/motorg...ad-the-guide-1



Hi Jim,

We're having a club Maintenance Day tomorrow, so we'll be going through the shed and the shop. I'm pretty sure we have at least one of each of the common models. I can't believe our BOD would want to hang on to them at this point.

Where are you located?
Erik Mann (P3)