Author: Stargazing Basics: Getting Started in Recreational Astronomy ; 10" f/4.7 homebuilt reflector; 6" f/10 Jaeger's refractor; 5" f/6.4 refractor; 127mm Mak; Astro-Tech 72ED; Half a dozen more small scopes & mounts; Orion Atlas EQG; G-11; Starlab portable planetarium; Lots of cameras, from webcams to 4x5. My Website
Christopher AstroSky 16 inch dob 12.5 inch build for my dad. http://s1232.photobucket.com/u...%20inch%20truss%20II
DIY Astro Chair http://s1232.photobucket.com/u.../diy%20astro%20chair
Quote: Anyone know of someone who will cut and ship routed Birch custom UTA circles?
Inventor of the Herschel Wedgie. Watch your back.
Astronomy - The World's Second-Oldest Profession.
"You don't know Swift from Astrola." -C.H.-
Quote:A 1/4" trim router can be had for $30.A carbide bit will cost $10-$20.A scrap of plywood and ten minutes work will produce an adjustable circle cutting jig.It's the old "Give a man a fish..." philosophy. <g>dan k.
Celestron 8SE Dobstuff 13.1": Swayze refigured Coulter mirror, 6 pt mirror cell (2 pt edge support) and CF focuser board made by me StarBlast 4.5 ST80/PortaMount II Zhumell 20x80/Oberwerk 15x70 on a Seronik-style tripod boom mount Hubble Optics 18 inch F/4 mirror.
Quote: That is a interesting site for plywood circles. Little high considering the price of a 5x5 sheet of finnish birch.
Quote: "you have to find a plywood tree of just the right diameter".
Jc ATM 10" F6.1, 1/25th wave spec (max wavefront error +/- 1/12.6 in zone 4 of 6, sodium light ), 6" F7 spec, 127mm F9.4 achro Refractor, Criterion DX8, 10 x 50 bin, SP mount/Synscan goto. ETX80 (finder) Canon 20D, PST DSI 1, Butenschön 125mm F13.4 refractor, diy spectroscope and curiosity
Quote:Astrogoods/1stbase offers custom CNC baltic birch work. I haven't done business with them. I kinda like the looks of the small dob base kits. It might help if someone could figure out a set of "stock" dimensions for rings so it wouldn't be such a huge waste of plywood and someone could carry rings as stock parts.
Quote:Quote: Anyone know of someone who will cut and ship routed Birch custom UTA circles? I can get aluminum rings water jet cut should not be much
20 inch f8 Chief Ed Jones designed and a 17 f9 Zanbuto Wide Band Chief Mike Jones designed .Both unobstructed telescopes .