Plans can be found at www.rmss.org, this is the Colorado Springs Astro Society. Thanks -art debrito- Affordable Eq Platforms eqplatforms.0catch.com In a...
3539
starvista2001
Aug 2, 2002 12:03 pm
Hi Tom, I am new to this site and am catching up. However, your question about mirror making deserves as much feed-back as possible so here is my 2 cents...
3541
kallen37
Aug 2, 2002 10:54 pm
Hello: I'm going to get DSC's for my ATM Dob. The scope is a 22" f/4. I like what I see in the Sky Commander the best. The way it downloads from MegaStar 5,...
3542
John Ridley
j_ridley2000
Aug 2, 2002 11:50 pm
I think it's time for the moderators to switch the group to validated membership... ... John Ridley http://ridley.webhop.net...
3543
John Ridley
j_ridley2000
Aug 2, 2002 11:53 pm
... Get the 8K encoders if you like. I actually tested how fast I could turn my scope before the Sky Commander lost track; I had to literally THROW the scope...
3544
garyk9rx
Aug 3, 2002 1:43 am
It probably will not make any difference which ones you get... assuming your mount is not precise (much more likely than not - no offense - this is as expected...
3545
pdebaan
Aug 3, 2002 2:00 am
... is ... time ... need ... become ... generous ... advisors. ... of ... I fully agree with Eddy exept on point 9, it shows that mirror making is as much an...
3546
kallen37
Aug 3, 2002 7:55 pm
... downloads ... picky ... great. ... Thank for all the help. I'm going to get the 8192's as I don't have anything to lose and something to gain. The price...
3547
takoonce@...
astro_tom_com
Aug 4, 2002 5:19 am
Yes to "Validated Membership"! Tom...
3549
aulacogens
Aug 5, 2002 2:37 am
Hello....I39;m hoping someone can help me with some info......I have a 17.5" f/4.5 Coulter mirror that's been gathering dust for some time, and I've decided to...
3550
Jim Miller
jtmiller95746
Aug 5, 2002 3:08 am
The problem with a two pole design is that the poles are subject to bending moments instead of (nearly) pure compression/tension which at 65-70" OTA length...
3551
donald_clement
Aug 5, 2002 6:38 am
I have posted some pictures of my 2" low profile focuser mounted on a 17.5" f4.5 Coulter. http://groups.yahoo.com/group/bigdob/files/Clement%20Focuser/ There ...
3552
scottinash
Aug 5, 2002 5:28 pm
Hello, I recently joined this group and have thoroughly enjoyed browsing thru the archives-thank you for all of the excellent information! So much experience...
3553
Raphaël Guinamard
raphaelguina...
Aug 5, 2002 9:44 pm
Jeff, I'm finishing the rebuilding of my 13" coulter : 2 tubes (diam. 45 mm, 1 mm thickness), wire spider, virtual spring counterweight. If you want some...
3555
pdebaan
Aug 7, 2002 5:36 am
... a ... time, ... end ... wondering ... been ... suggestions, ... Jeff here are my thoughts: a 17.5 f4.5 focal length 78.75 minimum secondary mirror 2.85"...
3556
jfeder1
Aug 7, 2002 3:40 pm
Jeff, Check out www.ultralightscopes.com. He has a 3 pole design for an 18". One 2", one 1 7/8", and one 1 3/4". Jordan...
3557
chuckfellows
Aug 8, 2002 3:09 am
I've built a two tube DOB, like "Alice", that was based on a 10", F5.6 mirror. This design is about as simple as you can get and maximizes your chances of...
3558
chuckfellows
Aug 8, 2002 3:13 am
Did you make that thing? Pretty incredible piece of work, not to mention imaginative and elegant. Where did you get the bellows? I'm impressed... Chuck...
3559
szsherm
Aug 8, 2002 2:21 pm
... a ... time, ... end ... wondering ... been ... suggestions, ... Jeff, you might benefit from checking out www.foothill.net/~sayre - there are several...
3560
donald_clement
Aug 8, 2002 7:04 pm
Hello Chuck, I manufacture the patented focuser. I should have a web page up soon. The bellows are custom made by Gortite. Don Clement Running Springs,...
3562
deepskywalker
Aug 9, 2002 11:08 pm
Greetings, I have the Discovery 15" f/5 Truss Scope and I'm interested in getting the 31 mm Nagler for it. I have heard of problems with this eyepiece and...
3563
Jim Miller
jtmiller95746
Aug 9, 2002 11:19 pm
The way to tell is to find out where your scope focuses with an eyepiece that has a known fieldstop location. If you have a TV eyepiece go to ...
3564
iamadobman
Aug 11, 2002 5:41 pm
Hello I'm in the market for a new dob. I've owned a 12.5" StarSplitter Compact II, 10" Meade StarFinder and a homemade 6". I have also used a 17.5" Discovery...
3565
m51john
Aug 11, 2002 8:24 pm
Pete, Obsession or Starmaster are hard to beat. I think you would be happy with either one. John Kuhl...
3566
john kagey
john_the_tel...
Aug 11, 2002 8:32 pm
get one with zambuto optics and we will gladly commit you if you complain :) I hear that roice makes good ones too whoever he is. he makes one of the few ...
3567
cstarsnc
Aug 11, 2002 9:05 pm
The mirror is the first consideration. There are several excellent mirror makers to choose from. Presuming you get a good mirror, the next concern is the...
3568
john kagey
john_the_tel...
Aug 11, 2002 9:08 pm
with the price that obsession charges though I would expect a mirror with no less then 1/50th wave and to be able to see craters on plutos moon charion (BG) ...
3569
mharveyww1@...
mharveyww1
Aug 11, 2002 10:24 pm
If you truly want the best...either Starmaster or Obsession (both offer mirrors from the top mirror makers). While the Obsession is a beautiful and excellent...
3570
tritonman21
Aug 12, 2002 12:33 pm
The Obsession scopes are no more pricey than any of the other premium scopes including the Starmaster and Starsplitter, all of which are excellent. The...
3571
bbaggin5
Aug 12, 2002 2:08 pm
Be sure to check out the 14.5" Teleport. Zambuto optics, portable, excellent workmanship. See www.teleporttelescopes.com. Tom Noe (owner/builder) also has 10"...