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#1
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![]() Here's a cheap-n-dirty quickie that I whipped out last night to kill off some extra components that were just laying around, otherwise minding their own business...
![]() The NC came from an Estes Hi Flyer that I scavenged for the motor hook, and the BT started out as a whistle tube from the Estes Screamin' Mimi. I call it PUG, and it uses 13mm motors. Streamer recovery. Enjoy. Craig McGraw |
#2
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![]() nice !.. reminds me of the old goblin
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#3
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![]() Here's another quickie, though not as simple as the Pug. This one is more along the lines of the Estes Interceptor and Quest Intruder.
The canopy is modeled in RS as a chunk of balsa, and should actually be more rounded than the simulation allows. This piece could also be created in clear plastic sheet, vacuum-formed. The engine intake cheeks are also shown as balsa chunks, and can probably be left this way. Again, this is a limitation of the simulator. You might choose balsa sheet to form a hollow cheek set to reduce some weight, but probably not much. There should also be 6 simulated cooling fins attached to the motor tube, for show... 500' on a C6-5. This is the preferred motor. Enjoy. Craig McGraw |
#4
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![]() Quote:
These designs will be worked up into full PDF plan booklets, with templates and alignment guides, and possibly decal images, at a later date. When completed, they will be sent to Scott for posting to the BARCLONE website. I'm posting them here first to let everyone have a go at them and hack on them, hopefully so you can send me some feedback on them before I get so far along with the PDFs that there's something missing. Craig... |
#5
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![]() Craig,
I like your designs! If these are "scrounged up" designs, I'd love to see your "better" designs! ![]() I tweaked the Scorpion design a little to add the cooling fins you mentioned in your post. Is this what you had in mind? ... Bill |
#6
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![]() A "Flying Cone Of Death" design...
Don't ask about the name. It's just a play on a word that I heard somewhere and can't get out of my head! Craig... |
#7
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![]() Quote:
Thanks, Bill! I appreciate that! Yes, this is just what I had in mind for the cooling fins. "Scrounged Up" doesn't always mean I have the parts on hand, but this is what I'd toss together if I had them... ![]() RockSIM makes it so much easier to try new designs out... Craig... |
#8
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![]() Here's another truly "scrounged-up" design...
Think of a stretched "Totally Tubular"... One plan note: The launch lug needs to be mounted on a standoff such that the rod passes through the center of one of the tube fins. The plan does not show this -- it has the rod running through the gap between the main tube and two of the tube fins. This might work, but I think it would be unnecessarily tight. Craig... |
#9
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![]() A w e s o m e !
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#10
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![]() All,
I have run all of the PUNK series through RockSim tonight, and finally proved to myself that these rockets are as stable as I felt they should have been. They are, so I'm going to post the RKT files here for everyone to take a look at. For those who may not remember the Punks, they're a series of simple 4FNC models that stay about the same height, but are each larger in diameter than the one before. The phrase I used to describe them was "Punks -- They don't grow up, they just GROW!" These will make great flyers for just getting into the air quickly without a lot of breakable fiddly bits. All but the largest one use streamers for recovery. They are all reasonably good performers, too, with one having a 1600' service ceiling.
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Craig McGraw BARCLONE Rocketry -- http://barclone.rocketshoppe.com BARCLONE Blogsite -- http://barclone.wordpress.com BARCLONE Forum -- BARCLONE Forum BARs helping BARs SAM 0044 AMA 352635 |
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