Search the web
Sign In
New User? Sign Up
mi-250 · MI250 Discussion Group
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Want your group to be featured on the Yahoo! Groups website? Add a group photo to Flickr.

Best of Y! Groups

   Check them out and nominate your group.
Having problems with message search? Fill out this form to ensure your group is one of the first to be migrated to the new message search system.

Messages

  Messages Help
Advanced
Messages 2879 - 2908 of 4828   Oldest  |  < Older  |  Newer >  |  Newest
Messages: Simplify | Expand   (Group by Topic) Author Sort by Date ^
2879
I'm looking for advice from anyone who runs a mount at 0 to 10F or colder. This isn't about how to dress, I'm specifically interested in knowing what you do,...
gnowellsct
Offline Send Email
Mar 2, 2006
1:51 am
2880
Some people readjust worm clearances from season to season. I've used two MI-250's for several years now and I haven't had to do anything different in the cold...
dan kowall
dan_kowall
Offline Send Email
Mar 2, 2006
3:45 am
2881
Hi Greg, I'm using a 2-yo MI-250 here in North Chatham NY and the one night I had it out in below-zero F temps, I had zero issues. I did put the Gemini box...
Gary J. Ferdinand
alaparos
Offline Send Email
Mar 2, 2006
1:52 pm
2882
Thank you for the hints. Maybe I should have chosen something else. Well in any case the mount has been shipped to the Losmandy Spa and maybe when it comes...
gnowellsct
Offline Send Email
Mar 3, 2006
12:31 am
2883
The MI-250 uses gearing. Good luck....
Gary J. Ferdinand
alaparos
Offline Send Email
Mar 3, 2006
12:54 am
2884
Greg, I have used a recently purchased MI-250 and 3 yr old Celestron CGE mount in similar temperature ranges. I have not had to do anything special regarding...
jiprovi
Offline Send Email
Mar 3, 2006
12:32 pm
2885
I understand the point esp. since I operate a G11 in the full range of temps with no adjustment whatsoever. For my Argo Navis I would put a kendrick eyepiece...
gnowellsct
Offline Send Email
Mar 3, 2006
11:45 pm
2886
Now that I've seen first hand how a Titan breaks in two I'm very curious about how other designs do it. The titan "break in two" leaves a long steel RA shaft...
gnowellsct
Offline Send Email
Mar 3, 2006
11:48 pm
2887
Greg - with the Gemini, if I was going to keep it warm, I would focus on the main unit as the hand controller of the Gemini does very little (buttons and a...
jiprovi
Offline Send Email
Mar 4, 2006
12:02 pm
2888
Greg, the MI-250 breaks into two parts very easily. The Dec assembly is attached to the RA assembly by two hex bolts. Once they are removed, the Dec assembly...
jiprovi
Offline Send Email
Mar 4, 2006
12:12 pm
2889
On 4 Mar 2006 15:41:10 -0000, mi-250@yahoogroups.com wrote: Greg, I haven't experienced any flakiness from my Gemini. I am grateful for example that the HC...
Keith Myers
kemyers91384
Offline Send Email
Mar 5, 2006
2:27 am
2890
On 4 Mar 2006 15:41:10 -0000, mi-250@yahoogroups.com wrote: James, Interesting narrative. I gather from your description that Larry has changed the mounting...
Keith Myers
kemyers91384
Offline Send Email
Mar 5, 2006
2:27 am
2891
Do you have a link to the kinds of pads you're talking about. I've tried using hand and foot chemical warmers in "outside the glove" applications and it seems...
gnowellsct
Offline Send Email
Mar 5, 2006
3:22 am
2892
Keith - sorry for the confusion. The mount has not changed. There are four bolts not two that one removes. I was thinking of bolts used for the clutch. I...
jiprovi
Offline Send Email
Mar 5, 2006
9:40 am
2893
Are these foru bolts handle or knob types of affairs or allen wrench types of affairs. thanks Greg N ... are four bolts not two ... guess I have taken the the...
gnowellsct
Offline Send Email
Mar 5, 2006
5:45 pm
2894
Greg, The two axis are held together with 4 1/4-20 SHCS (socket head cap screws). That has been the case since the beginning, i.e. non-goto and goto. I have ...
fl.lusen
fl_lusen
Offline Send Email
Mar 5, 2006
6:43 pm
2895
... As Fred stated, they're SHCS. I am sure that you could also implement the bolts in a hand tightened knob solution too. I find that the four bolts are very...
Keith Myers
kemyers91384
Offline Send Email
Mar 5, 2006
9:56 pm
2896
On 5 Mar 2006 14:07:44 -0000, mi-250@yahoogroups.com wrote: Greg, I am referring to the commonly available chemical warmers that you get at the sporting goods...
Keith Myers
kemyers91384
Offline Send Email
Mar 5, 2006
10:06 pm
2897
On 5 Mar 2006 14:07:44 -0000, mi-250@yahoogroups.com wrote: James, not a problem. Actually, it had me thinking that Larry had improved the mounting system. I...
Keith Myers
kemyers91384
Offline Send Email
Mar 5, 2006
10:06 pm
2898
Keith - actually the two bolts used for the RA clutch does a pretty good job now for aiding alignment :-) I am thinking of replacing the four bolts that hold...
jiprovi
Offline Send Email
Mar 7, 2006
1:40 pm
2899
Hi All, There are a few reasons that I do not use clutch knobs for the RA assembly. First, because of the tight quarters near the dec assembly, a small knob is...
Larry Myers
mountaininst...
Offline Send Email
Mar 7, 2006
3:29 pm
2900
I agree with Larry on this one! Don Waid http://www.waid-observatory.com ... From: "Larry Myers" <larry@...> To: <mi-250@yahoogroups.com> ...
Don Waid
donwaid
Offline Send Email
Mar 7, 2006
3:49 pm
2901
At the expense of having Larry, and others, utter incantations over a likeness of me, I have to disagree. I have been using a set of knobs that I made for my...
fl.lusen
fl_lusen
Offline Send Email
Mar 7, 2006
4:18 pm
2902
Fred, Definitely no INCANTATIONS!! It appears you have done some very nice machining and your knobs seem to work well for you. My response was to agree with...
Don Waid
donwaid
Offline Send Email
Mar 7, 2006
4:42 pm
2903
Don, I understand. Realize that I am dealing with a non-goto mount and I do loosen the clutches quite a bit. Especially when polar aligning. From then on,...
fl.lusen
fl_lusen
Offline Send Email
Mar 7, 2006
5:20 pm
2904
On 7 Mar 2006 14:34:39 -0000, mi-250@yahoogroups.com wrote: James, yah you're right, the two bolts do a pretty good job of getting things aligned. You won't be...
Keith Myers
kemyers91384
Offline Send Email
Mar 8, 2006
7:15 am
2905
keith, I am definitely am going to try the T-handle wrench in the mean time. Good tip! James...
jiprovi
Offline Send Email
Mar 8, 2006
4:49 pm
2906
One thing I have been wanting to do myself, is to put some Velcro on the front of the mount, and wrench so it is always easy to get to and hopefully harder to...
Dean S
searay90350
Offline Send Email
Mar 8, 2006
5:12 pm
2907
James, Be extremely careful when using a tool that does not allow you to feel the amount of torque put on the SHCS. The threads on the clutch SHCS are 1/4-28....
fl.lusen
fl_lusen
Offline Send Email
Mar 8, 2006
5:16 pm
2908
Hey that is a good idea also. I was thinking of a thin chain approach but the velcro may actually be better. James...
jiprovi
Offline Send Email
Mar 8, 2006
8:20 pm
Messages 2879 - 2908 of 4828   Oldest  |  < Older  |  Newer >  |  Newest
Advanced
Add to My Yahoo!      XML What's This?

Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help