Hello, I have a Discovery 17.5" truss Dob and am most pleased with the scope. I'm looking into the possibility of purchasing an equitorial platform for...
... I used a Roundtable Platform with my 10" DHQ for a short time. They're very well built and work well. Be aware though that one will add about 6" to the...
I like it a lot and I use a step stool for views that are approx. 60 degs. or more above the horizon. Use it with my 14" dob - which is not a Discovery, but...
I just purchased a Discovery 15" f/5 TD via Astromart I do not have enough focus in travel for my Paracorr. This scope has a third party focuser. Can I raise...
... enough focus in travel for my Paracorr. I own one of those telescopes and have never had a Paracorr in it! My eyepieces are Pentax XL's, so perhaps they...
My 15" Discovery TD had too much in travel, focused too far out, so I drilled some new holes in the mirror box and moved the mirror back 5/8 of an inch. You...
... My XT10 ( GS optical version ) has to much focus in travel. It is perfect with my Paracorr. I use a focuser extender when I am not using my Paracorr....
... -- Wayne ... Wayne, I too had to make an ajustment on my f5 12.5 and 17.5 pdhqs. With the paracorr the two eyepieces that needed more in focus were the...
Would someone PLEASE Unsubscribe me. It's now been two months after several request!!!! To: Discovery-Dob-Users@yahoogroups.com From: waynemanly@... ...
You can do it yourself at the Yahoo! Groups homepage. -- Dave Read my latest astronomy column! http://starry-starry-nights.blogspot.com/ ... From: "Brad...
Dave, As a moderator I already fulfilled his request. :-) Don ... From: "Dave Adalian" <dave.adalian@...> To: <Discovery-Dob-Users@yahoogroups.com> ...
Wayne, I had to move my mirror up (IN) with my 12.5. About 3/8". I had to do it so I could use my favorite EP. My 31 Nagler. Do you need a Paracorr? Do your...
Just a comment on moving the mirror, I have a Discovery 17.5" TD which I have converted to stepper motor drive under computer control. Since the focus travel...
Wayne, I loaded photos in my new folder. There is a few things I like to share with our group. Still don't know where my last folder went. Louie < < < > > > ...
Hey Brad, Click on edit membership and in the righthanglower corner you can select: leave this group. than you done, You are unsubscribed ... several...
Thanks for all of the cool ideas. I am looking for the simple solutions. I was considering the idea of cutting the truss poles but I don't like to burn bridges...
My Computer was infected with a Back door Trojan Perhaps that is the reason the group is getting unsubscribe request from me that I didn't come from my...
The previous owner of my Discovery 15 inch TD has very generously provided me a box full of all kinds of very cool stuff. I have this " Discovery Digital Star...
Hi Wayne, How far to move the focal path...good question. I did a ray trace drawing of my 17.5" Truss DOB and determined I could get away with about 4 inches...
... Thanks Jack The secondary mirror measures about 4 inches. -- Wayne -- Bristol TN ... drawing of ... inches of ... mirror is ... light ... around 3 ... ...
The asteroid 2007 TU24 will be close to M31 on the evening of Jan 28, about 10.5 magnitude. It could be tricky to observe. I have seen larger, more distant, ...
Hi I live in Bangalore, India, and the average night temperatures around here are about 20 ~ 25 degrees Centigrade. Will this cause any problems with the...
Hi all ... Thanks for the good news. I read some scary article that the lambda/15 accuracy came down to lambda/4 because of temperature differences. Didn't...
Hi akarsh, Are you talking about the expansion of the glass or the tube- currents in the tube caused by temp differences between the mirror and the outside...
... <akarshsimha@...> wrote: " Will he forget all about your order if you don't keep reminding him of your telescope? I hope not " hehehe... Thats a good one!...
Hello all, I am planing to build wheelbarrow for my 17,5" Truss. After searching about one hour in the archived posts, I couldn't get what I need. So I am just...
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