ok - once again, another lurking member, first post! i've finally saved enough to be able to purchase a new scope and am debating between a 12.5" truss tube or...
I understand that Discovery's focusser's on their dobs receive either 1.25 or 2 inch eyepieces. I have a Televue 13 mm 1.25/2.00 inch 100 degree field Ethos...
... the split tube scope? 45 minutes to an hour --- depending on how many people are there!!! Now, if you don't talk to anybody, and don't get any "help" --- a...
Hello, The TV Ethos is the deep sky eyepiece. A magnificiant eyepiece for all telescopes. Large and small. Equatorial, Dobson, Alt-az are mount types. A Dobson...
I posted the question below and learned the earth rotates 366.25636 times per year. One time more than the number of solar days. You can think of one rotation...
how long will it take to set up the truss tube vs ... course - ... Hi Gary, I had a 12.5 f5 pdhq and currently have a 17.5 f5. Both or them are / were single...
My wife and I recently purchased a used Discovery 12.5" PDHQ. The previous owner already made some great mods. The scope is buttery smooth and rock solid not...
I used a spring clamp (hand clamp that kind of looks like big pliers that you can buy at Lowe's and clamp on to the mount to prevent motion). I no longer use...
The combination of comfortable above freezing nights, clear skys, and relatively good transparency / seeing, for the north east U.S. that is, has made for some...
Hi Has anybody been in recent correspondence with Bill? It's pretty long since he replied to me and has not done so despite sending him more than 4 mails so...
Hello Akarsh, I had a mail from Bill last week about my ETHOS ep. Besides chitchats about secondary mirror size he did not mentioned an ETA for my Truss. I had...
Hi Johan, ... I'm shortly going to enter the 11th month of waiting [on June 9th], so it seems I'm getting closer to delivery. It would actually help if Bill...
I received my 17.5" f/5 truss about a month ago. Discovery still owes me the shroud, truss tube bag, Telrad, and the optional mirror cert that I paid $200...
... owes me the shroud, truss tube bag, Telrad, and the optional mirror cert that I paid $200 for. I managed to get Bill on the phone a few times since the...
Akarsh, Phil from Australia received his Split Tube 17,5 early may 2007 after 13 months waiting time. . Just be aware that the lead times that I mentioned...
13 months and the telescope arrived with a very large chip/fracture in it on the back during transet, the mirror is still an excellent mirror, better than any...
I'm new to this group, but not new to astronomy. I currently have a mid-80s 6" f/8 Astrophysics, a 10" f/5 Portaball, a 4.5" Starblast, and 7" Starmaster Oak...
I sent a similar post yesterday but it has not yet appeared on the message board. If it does appear, I apologize for what may turn out to be, effectively, a...
Hello John, I'm yet to receive my scope, so I wouldn't be able to answer a lot of your questions, but I guess I can say something about one or two. ... Most...
Hello John, Unfortunately, Akarsh is right. Personally when I ordered my 17,5"f4,1 TD end Octobre 2007 I knew the wait would be quite long, around a year....
Thanks, Akarsh and Johan. I guess if I want fast delivery, I go with a Synta or Guen Sheng Dob. However, if I wanted that level of scope (not that there's...
I ordered a mirror cert for $200 extra. I ordered the scope 11 months ago, got it two months ago and am still waiting on the cert and telrad. [Non-text...
... of ... the ... the ... larger ... John, I have a 17.5 f5 pdhq (not split tube, pictures in folder call 1.5 pdhq). The base is heavy duty but I did some...
... <chaines27@...> wrote: I was lucky. I got both my scopes (12.5 and 17.5) in 4 months. lol... I am not so lucky I guess :-) Hey Chris, how are you? And this...
Hello all, I just sent an email to bill, we will see if he answers. He didn't answer to the 3 email sent since december. I am still waiting for the accessories...
Have the spiders in the split tubes changed over the years, or are they still made by spot welding. I guess I know of no reason what that wouldn't work if...
My son has the 12.5 inch Discovery truss DOB. I have an Obsession truss Dob that I can wash the mirror in the mirror box. Can that be done on the Disovery...
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