Certainly cheaper. Tubing does have a spring back component that makes getting the radii right a little tougher but, not impossible..just maddening. Good enough for a mockup to be sure.
Thanks
Joe
From: Hugo Marrero <HMarrero@hboi.edu>
Reply-To: personal_submersibles@psubs.org
To: "'personal_submersibles@psubs.org'" <personal_submersibles@psubs.org>
Subject: RE: [PSUBS-MAILIST] manipulator arms
Date: Mon, 5 Dec 2005 08:39:33 -0500
Joe, I would try the sphere muck up with tubing covered with wire mesh.Hugo-----Original Message-----
From: Joseph Perkel [mailto:joeperkel@hotmail.com]
Sent: Saturday, December 03, 2005 9:50 PM
To: personal_submersibles@psubs.org
Subject: RE: [PSUBS-MAILIST] manipulator armsRick,
"Want to start the hull mockup but have not yet figured out how the make a hemisphere form plywood yet."
There are good hints about this within the homebuilt astronomical observatory community.
Joe