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  1. Replies
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    Yup. I made my own bulk packs of kits for school...

    Yup. I made my own bulk packs of kits for school programs and club classes.
  2. Replies
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    Are you asking if the National Sport Launch...

    Are you asking if the National Sport Launch manufacturers news is available yet?

    If so, the answer is "no". So far only one pre-NSL press release from Aerotech.

    NSL is running this weekend, so...
  3. http://www.ihs.com/index.aspx ...

    http://www.ihs.com/index.aspx

    http://global.ihs.com/
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    FALCON motor is on top. your motor is on the...

    FALCON motor is on top. your motor is on the bottom.


    I have said this many times already and you refuse to comprehend it: the motor on the bottom will pitch the nose UP and any lift on the wing...
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    I bought 10,000 feet of RB-74 equivalent tubing...

    I bought 10,000 feet of RB-74 equivalent tubing in the 1980's direct from the source - Stone paper. I'm not sure, but stone is probably now part of Smurfit-Stone. I have no idea if they still make...
  6. I'm not sure how you read my statement but let me...

    I'm not sure how you read my statement but let me say it again with different wording and see if you still read it incorrectly (or perhaps you can ask your question clearer without use of any...
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    Read the simple advice I already provided. If you...

    Read the simple advice I already provided. If you put the motor under the wing you will have MASSIVE pitch up and a looping crash.
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    As depicted, it will crash and burn (and possibly...

    As depicted, it will crash and burn (and possibly start a fire). The lift from the wing and the moment created by the rocket motor way down low will add and make the rocket glider pull up and fly in...
  9. 1) for average folks, you can view them free...

    1) for average folks, you can view them free online, but you cannot "get" them without paying.

    2) For some folks, their employers pay a subscription to a national standards service where you can...
  10. NO. http://en.wikipedia.org/wiki/Animal_glue ...

    NO.

    http://en.wikipedia.org/wiki/Animal_glue

    And this stuff is from plants: http://en.wikipedia.org/wiki/Mucilage

    You might have seen some of this as well:...
  11. Yes, the mimeo used ink and was more elaborate...

    Yes, the mimeo used ink and was more elaborate and used for larger printing jobs (the school office had one for printing items that would go out to every student).

    Ditto machines used methyl...
  12. And if all you find is auto parts try NFPA. ...

    And if all you find is auto parts try NFPA.

    :wink:
  13. "Present" NFPA limit. The motor was not...

    "Present" NFPA limit.

    The motor was not discontinued today or in the present. It was discontinued years ago, and the NFPA limit years ago was 62.5 grams per single motor.

    CPSC still has 62.5...
  14. http://www.rocketryforumarchive.com/showthread.php...

    http://www.rocketryforumarchive.com/showthread.php?t=39784

    Gone. It was HP because of propellant weight. New motor that replaces it is not HP and is better (for most of us).
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    [Wanted] Nope. They flew great on a D12-3 but if you tried...

    Nope. They flew great on a D12-3 but if you tried to increase the power (like an E15) it would go too fast tnad the frontal drag and the high thrust would contribute to column buckling.

    I have at...
  16. Replies
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    The Taser is smaller in diameter than the Patriot...

    The Taser is smaller in diameter than the Patriot rocket in that photo and it has a different aft motor retainer. It is still quarter turn locking but different.

    Try wrapping a motor with masking...
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    By the way, Estes plastic motor retainers were...

    By the way, Estes plastic motor retainers were bayonet locking style for a long time but they are transitioning to screw on retainers. They are found in the new Atomic Sky kit for beginners and the...
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    They are obviously NOT talking about an Aerotech...

    They are obviously NOT talking about an Aerotech motor since this was a child's birthday situation. I would guess they are referring to an aft motor retainer found in many Estes beginner kits -...
  19. Thread: Gravity

    by shreadvector
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    http://en.wikipedia.org/wiki/Marooned_(film) ...

    http://en.wikipedia.org/wiki/Marooned_(film)

    http://en.wikipedia.org/wiki/Open_Water_(film)

    Space sharks?

    http://www.amctv.com/b-movies/videos/dark-star

    Surfboard?
  20. Thread: Gravity

    by shreadvector
    Replies
    15
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    277

    Gravity

    http://gravitymovie.warnerbros.com/
  21. 24mm mod is great and the best flights are with...

    24mm mod is great and the best flights are with C11-3. D12 goes a bit too high to catch all of the excitement at deployment. C11-3 goes straight up and pretty high, yet you can see the action!
  22. Kimball tags! ...

    Kimball tags!

    http://en.wikipedia.org/wiki/Kimball_tag
  23. Replies
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    If you launch over a non-flammable surface, you...

    If you launch over a non-flammable surface, you can also secure them using small soft balsa sticks which will act like the Estes plugs.

    Hold motor upside down (nozzle up).

    Drop in Q2G2 igniter....
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    Cut straw in half. Cut a small slit in one...

    Cut straw in half.

    Cut a small slit in one end.

    Insert igniter then insert split end of half straw.

    Push straw in using a hard pushing object (anything hard that works for you).

    Igniters...
  25. I wonder what "loose" means....sheesh. ...

    I wonder what "loose" means....sheesh.

    :eyeroll::facepalm:
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    Absolutely no problem. Proven via scientific...

    Absolutely no problem. Proven via scientific testing in the 1970's in numerous NAR R&D reports - including mine.
  27. I would have to guess it has something to do with...

    I would have to guess it has something to do with the owner's interpretation of some scripture and/or fear of computers or the bar codes. The owners are very religious and close all stores on...
  28. Both. The shows seek sponsors who donate kits...

    Both. The shows seek sponsors who donate kits and/or cash and the sponsor gets lots of publicity (large banners hanging in the show, logo on the show website and posters and flyers etc).

    The club...
  29. Make It & Take it are just like Alpha III, but...

    Make It & Take it are just like Alpha III, but they are slightly longer (and actually have room for wadding AND the recovery system ). The nose is 2 part because it is injection molded in color .
    ...
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    Extreme 12 has a threaded motor retainer on BOTH...

    Extreme 12 has a threaded motor retainer on BOTH stages and the new funnel that is glued to the top of the booster motor tube. The funnel directs the flaming bits that burst out of the top of the...
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