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Old 14-05-2022, 10:14 AM
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OzEclipse (Joe Cali)
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Join Date: Jun 2012
Location: Young Hilltops LGA, Australia
Posts: 1,183
Quote:
Originally Posted by mswhin63 View Post
I built my second iteration of a fully enclosed system. I was a lot more challenged in that the only location was on the grass of my rental home.

The final version I expect will be made of fibreglass.

It is lockable as well as waterproof as is. Fibreglass will be long-living.
It has been set up internally for positive air pressure with an air gap between the outer layer and inner layer. I have an input air circulation port underneath but am in no hurry to develop a cooling system as winter is coming.

I was planning to use my wife's business to sell these, but I haven't done any final determination as yet.
Hi Malcolm,
Looks like an excellent design. It also looks like a very sheltered location.

The only problem I see is that the cover is attached to the mount. If it gets bumped, the mount moves and you lose polar alignment. Further, there is no way to protect or stabilise it from high winds which could blow the whole thing over.

In your final commercialised version, you should consider including anchor points so that the cover can be held down to the ground with guy ropes or steel cables. Putting tension on these cables could also affect polar alignment but better that than a blow-over.

This is a video of a blow over with only a soft cover over the scope.
https://www.youtube.com/watch?v=vflg...el=DanBartlett

Joe Cali
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