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Simple Trainer RC Plane 'Nut Ball' from Scratch

Simple Trainer RC Plane \
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Plans to get started are here .

Material:
1/2 inch EPS foam sheet
2 inch packing tape - any two colors
Xacto knife or hobby cutter
Marker pen, steel paper clips
White glue, 5 min epoxy, hot glue
bamboo sticks (~5-6 mm)
1 sheet of transparency
Sand block or sand paper (minimum grit)
Old credit cards
small strip of Velcro or double back tape

RC gear:
Minimum 3ch Transmitter and Receiver
std 9 gm servos
10 Amp ESC
2 cell or 3 cell LiPo battery
850kv CD Rom brushless motor
9x4.7 prop with prop saver/ adapter
Foam wheels or two 1 inch dia circles out of 5mm plywood

Pictures should speak the rest!!!
13 comments
Jun 5, 2011. 4:27 AMjordster1998 says:
how much would it cost altogether to make the nutball
May 6, 2012. 5:04 PMMdob says:
Transmitter - $25 - $2000
Motor - $10
ESC - $8
Props (5) - $4
Foam - $1 (dollar tree foam board)
Battery - $3
Battery Charger - $20
Connectors and misc - $5
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Total - $76 + shipping and whatnot (as a total beginner with no other equipment)
Without Transmitter, Charger, and Connectors - $26
Apr 6, 2012. 5:59 PMaakemp123 says:
Nice build, but there are a few things I see that can be done more efficiently.
1) instead of cutting the wings separately, cut a disk and score the wing lines, fold them over a 1.5 inch surface and glue in the crack. this will give the correct dihedral without making messy cuts.
2) don't use tape for color, too much weight. Use foam-safe paint.
3)Thinner foam would be much more aerodynamic and easier to work with.

Overall good. I like the paperclip bamboo pushrods and landing gear. very economical!
Jan 19, 2012. 7:10 PMethanox says:
dont you guys even read the editors comments. if you did you would see that he entered this in the pictures only contest.
Apr 5, 2011. 6:02 AMdchall8 says:
Building an airplane is difficult enough even with fully detailed instructions. Once your Wordless Workshop contest is over, please come back and fill in the details on this. One of the huge issues that would be difficult to address wordlessly would be finding and maintaining the center of gravity as you attach the various pieces.
Apr 3, 2011. 8:06 PMIlris says:
It's not much of instructable if I have to leave the site to view the instructions. Why don't you put the instructions in the site as steps?
Apr 3, 2011. 1:47 PMAndyGadget says:
 
Great - A nutball on here at last.
I built mine last summer, but it was my first ever foam build and RC build so it was a learning exercise and I didn't take pictures for an Instructable.

You've got some great pics there so why not develop it into a full step-by-step guide?

It's a great starter plane both for building and flying.  As Goldguy (the designer) on the RCGroups site says - Mild to Wild. 

HERE'S a YouTube video of one.  (If you search, use the terms "nutball RC" or "nutball plane", otherwise you get . . .  err . . .  something else #;¬)
Apr 3, 2011. 12:54 PMrimar2000 says:
Nice design!
Apr 3, 2011. 11:18 AMBongmaster says:
cmoncmon step by step ;) there are total noobs out there u know :)

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