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Kevin Beeden (captain_paranoia) - BPL Forum Member

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All Forum Posts by Kevin Beeden

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lightweight mirror
Many years ago, I thought about playing with a very lightweight mirror created using a flexible, metallised plastic (e.g. acrylic mirror 'glass'), mounted onto a vacuum ring system. You...

In Make Your Own Gear » MYOG Light telescope.
October 01, 11:18am

re: rethink...
> This image made me rethink everything ... LOL! Ah, you found R_Mac's blog, then...

In Make Your Own Gear » BatCave - TentBivy
September 14, 8:44am

using two poles
If you use walking poles, then they can obviously be used to support the shelter. Some other examples can be found here. The crossed poles idea I've thought of using means that they sort of...

In Make Your Own Gear » BatCave - TentBivy
September 13, 11:07am

bivvy bug niche
Your design is moving closer to an old one, the Bivvy Bug Niche. [this is an observation, not criticism...] I do like the SketchUp models.

In Make Your Own Gear » BatCave - TentBivy
September 13, 10:47am

Typo...?
I would suspect that they failed to type a second '0'; i.e. my guess is that the FP is 700 or more. Don't ask us what we think; if their spec isn't clear, ask them to clarify; af...

In Make Your Own Gear » Duck Down Fill Power
August 29, 7:50am

thoughts...
See, I knew I'd spend the afternoon thinking... I imagine that the main strength is required in the primary mirror support, and the pivot. The support structure for the secondary mirror and...

In Make Your Own Gear » MYOG Light telescope.
August 16, 11:28am

suggested name...
Following the Krustyledge, can I suggest the 'KrustyScope'...? I can see my afternoon occupied with KrustyScope thoughts...

In Make Your Own Gear » MYOG Light telescope.
August 16, 6:12am

pole shape?
What shape did you use for your bent poles when modelling? Be prepared for complex shapes when the bent poles are loaded by the tensioned flysheet. If you make too simple an approximation (e.g....

In Make Your Own Gear » Dome tent design run through
July 25, 10:37am

PDF scaling
> FYI, not all PDF's are to scale. It's more likely that the printer isn't to scale. That's the reason I prefer PostScript, as I can then add a compensating scale factor in e...

In Make Your Own Gear » Transferring pattern with Cad program?
July 19, 12:09pm

Re: Transferring pattern with Cad program?
What's the 'free CAD program'? Is it Google's SketchUp? If so (and it's a very good choice), learn how to use it... SketchUp allows you to 'dimension' the drawing; ...

In Make Your Own Gear » Transferring pattern with Cad program?
July 18, 10:59am

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