scratch built R/C Trainer Plane 2 channel ------------ build log !

Started by sahilkit, May 20, 2009, 01:43:30 PM

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rcforall

Simple Pankaj , just put an additional washer or two under the left hand top screw this will achieve what is recommended I do it all the time  :D ;D
www.zuppa.io : vehicle telematics, ADAS, IoT , Drones

sahilkit

thanks for the clarification saju  :)

update,hoping to maiden it tomorrow  8-)

Today might be a great and wonderful day. It depends on you.

sahilkit

hopefully my final update on this built log




Today might be a great and wonderful day. It depends on you.

sahilkit

specifications

power setup

1. 7.4v @ 400amh lipo Hyperion battery pack
2. one brushed ESC (my own)
circuit/code link
3.one GWS EPS350C geared setup (6.60:1)
4.one GWS EP orange DD prop 10x6 inch

plane dimensions

wing dimensions

span = 39 inch
chord root/tip = 9.75 inch
chord thickness = 1inch
spar at 1/3rd of chord = 8.333inch
Aspect ratio A/R =1:4

horizontal stabilizer

span = 15.5 inch
chord root/tip = 5.5 inch
Aspect ratio = 1:3

vertical stabilizer = 1/3 area of horizontal stab.

Electronics

1. E-sky 8gram servo
2. Futaba Attack 4ch receiver/AM
3. Futaba Attack 4ch transmitter 72mhz AM

material

wing = 10mm fiberglass tube + normal stationary store EPS foam + clear/brown tape for covering + fiber glass inserts at
          tips for wing placement/protection

horizontal stab = 1/2 inch thick EPS foam + tape covering

vertical stab = 1/4 inch thick EPS foam + 2mm spad for rudder + tape covering

Fuse = junk packing foam pod (fevi kwik safe) + 10mm fiber glass tube boom + misc.



Today might be a great and wonderful day. It depends on you.

sahilkit

others

1.GWS prop saver
2.10mm fiber glass tube motor mount
3.broom stick with heat shrink as wing placement/ rubber band supports
4.6mm plastic straw for antenna/control rod routing
5.GWS control horn
6.Diwali sparkling with broom stick form connecting rod
Today might be a great and wonderful day. It depends on you.

sahilkit

first flight report

the model flies okay but had problems with ESC  8-) it was cutting off way early and i just checked the weight of the model its a whooping 367 grams vs my target weight of 290 grams no wounder the plane needs full power to climb but the good part is the ESC Fet are cold as ice  ;D

time to do some reprogramming of the ESC n some more testing,measuring then fly it again  :)

sahil
Today might be a great and wonderful day. It depends on you.

izmile

"Anything can fly" - SPADs just prove that!

sahilkit

thanks Ismail,will try to get a video b/w what is MOPOWA ??

sahil
Today might be a great and wonderful day. It depends on you.

izmile

"Anything can fly" - SPADs just prove that!

roopeshkrishna

Phoenix.........