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« on: December 10, 2011, 04:45:52 PM »
Mooni
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Hi Guys,

    This is my first scaled foamie and its NOT a profile foamie. Its a 16% scale model of Extra 300S made of Styrofoam, colored tape and some little balsa.

058.jpg
Scratch built 16% scale Extra 300S
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gliding is the purest form of flying....
 

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« Reply #1 on: December 10, 2011, 04:51:50 PM »
Mooni
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there is the video of the maiden... Its not god though.
Will upload other videos soon.



[Admin Note]  Fixed Youtube link.

« Last Edit: December 10, 2011, 11:00:03 PM by anwar » Logged

gliding is the purest form of flying....
 

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« Reply #2 on: December 10, 2011, 05:25:37 PM »
Mooni
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Build Log

day 1 Oct 30th Sunday
slicing of styrofoam into three 98*49*1 cm sheets by hot wire cutter. parts of fuselage cut

day 2 Oct 31 Monday
Joining of the above parts to form fuselage. Horizontal and vertical stabilizers cut (Aeromodelling Club)

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Re: Scratch built 16% scale Extra 300S
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gliding is the purest form of flying....
 

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« Reply #3 on: December 10, 2011, 05:33:04 PM »
Mooni
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Build Log

day 3 Nov 1  Tuesday
Taping of Fuselage and Stablizers. Attachment of Stablizers to the fuselage. Wire cutting of Wings.

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gliding is the purest form of flying....
 

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« Reply #4 on: December 10, 2011, 05:43:06 PM »
Mooni
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day 4 Nov 2 Wednesday
Elevator, Rudder attachment, motor mounting.

day 6 Nov 4 Friday
Strengthening of main wings by spar and drilling of holes in spar, taping of main wing. portion of fuselage behind canopy completed.

day 7 Nov 5 Saturday

day 8 Nov 6 Sunday
sanding to make upper part of fusalege

day 9 Nov 7 Monday
upper part of fuselage done, Cutting of Excess wing + Artwork, Left Wing slot made in Fuselage

049.jpg
Re: Scratch built 16% scale Extra 300S
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« Reply #5 on: December 10, 2011, 05:50:59 PM »
Mooni
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day 10 Nov 8 Tuesday
Right wing slot made, Ailerons attached, Servo mounting of elevator, ailerons and rudder servo centering, construction of landing gear mount.

day 11 Nov 9 Wednesday
Tail wheel and main landing gear attached. Servo centering and tail-twist adjustment done.
Preflight Check and Centre of mass adjustment.

Maiden Flight

065 sdf.jpg
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gliding is the purest form of flying....
 

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« Reply #6 on: December 10, 2011, 06:16:18 PM »
Mooni
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Features
Power plant
Motor DYS D3536 series 281406 , 500 W, 1250 rpm/V http://www.dys.hk/ProductShow.asp?id=59
(currently using)  NTM Prop Drive 35-36A 1400rpm/v 550 W  http://www.hobbyking.com/hobbyking/store/__14342__NTM_Prop_Drive_Series_35_36A_1400Kv_550W.html
ESC
 hobbyking 50 amp ESC http://www.hobbyking.com/hobbyking/store/__6459__Hobbyking_SS_Series_40_50A_ESC.html
Propeller
   at the time of maiden TGY slow fly 10X4,7
currently using electiric only master airscrew 10X6. Takes plane vertically at 60% throttle only!  but causes little 2200 mAh battery to swell.
Battery
   3s 2200 mAh 20-30C LiPo Battery.

Receiver Battery

Servos
elevator, rudder – 2 dys 18gram servos
ailerons = two 2 hextronix 9 gram servos


Wing Span 120 cm
Length 100 cm
Wing Area  0.24 m2
Airfoil NACA 0014
Wing Loading 4.5 kg/m2

Take Off weight (test flight) = 1.19 kg
(current) = 1.08 kg
(dry weight) = 840
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gliding is the purest form of flying....
 

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« Reply #7 on: December 10, 2011, 06:56:06 PM »
foamybuilder
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Awesome
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« Reply #8 on: December 10, 2011, 08:57:32 PM »
@k@sh
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Do you happen to have a plan for this model??  I just love this model and want to build it!!!

Sent from my GT-I9100 using Tapatalk
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« Reply #9 on: December 10, 2011, 11:03:41 PM »
anwar
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Very nice Thumbs Up
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RC India forum and me : About this forum.
 

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« Reply #10 on: December 11, 2011, 12:07:23 AM »
samlikespad
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Wow... nice birdie...well-done!  Clap So tempting  Grin
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« Reply #11 on: December 11, 2011, 12:23:02 AM »
Mooni
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Akash,

I didn't have the plan but I got the important dimensions from the following site.
http://www.f3m.com/index2.html

Here below is the image with the dimensions.
http://www.f3m.com/3view/Imagenes/fai%20extra%20300S.jpg

dimensions are from the same site.
http://www.f3m.com/Archivos/scale FAI.xls
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« Reply #12 on: December 11, 2011, 07:25:35 AM »
sanjayrai55
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Don't wake a Tiger until you've factored the teeth



Bloody Brilliant  Clap

Great stuff Mooni. What's next?

Sanjay
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« Reply #13 on: December 11, 2011, 07:30:54 AM »
sanjayrai55
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sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.sanjayrai55 is a force to reckon with.
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Don't wake a Tiger until you've factored the teeth



there is the video of the maiden... Its not god though.
Will upload other videos soon.



[Admin Note]  Fixed Youtube link.


Good to know that some things haven't changed in IIT - Rubber hawai slippers, fata hua jeans, uncut unruly hair....Smiley ( I passed out from IIT-B in 1979)

Sanjay
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