J-3 Cub


  J-3 Cub 1/4 Scale

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     My Hanger 9 1/4 Scale J-3 Cub was delivered in May, 2010. Following are the Specifications  & Equipment used building this airplane:


  • Wingspan:               106 in
  • Length:                    68 in
  • Wing Area:              1630 sq in
  • Weight:                   20 lb 4 oz


  • Transmitter:                   JR 10X Converted to 2.4 GHz
  • Servos:                            Eight DS-821 Digital Sport Servos
  • Receiver Battery:           Electro Dynamics 2700 mAh 6 volts
  • Engine Battery:              Electro Dynamics 2700 mAh 4.8 volts 
  • Engine:                           26cc Zenoah Electric Ignition Gas
  • Prop Spinner:                 Tru-Turn Cub Spinner
  • Prop:                              Master Air Screw “Classic Series” 18 X 8 
  • Kill Switch                  Electro Dynamics EDR-107P Fiber Optic Kill Switch
  • Floats:                            I removed the !/4 Scale Hanger 9 Cub Floats 9-19-2012                                     

I decided to remove the floats & add the landing gear so the J-3 Cub can be flown from the RCACF Airfield which is only 3 miles form my home on Bear Lake.

17 Cowl installed

 Cowl installed

13 G-26 Zenoah Electric Ignition Gas Engine

G-26 Zenoah Electric Ignition Gas Engine

15 Tail Wheel2

 Tail Wheel

18 Cowl front view

 Cowl front view

14 Front view

 Front view

16 J-3 Cub Cockpit

J-3 Cub cockpit

My Hanger 9 J-3 Cub was finally be flown on September 16, 2012 from Bear Lake, Apopka, Florida which is approximately 100 yards from Walt’s RC Hanger

1 Finished


3 Left View

 Left View

5 Throttle linkage

Throttle linkage

7 Door & Pilot

Door & Pilot

9 Floats & rudder control

 Floats & Rudder Control

11 Electro Dynamics EDR-107P fiber optic kill switch.

Electro Dynamics EDR-107P fiber optic kill switch is connected to Gear Switch

Toledo Special is next

2 Head-on


4 Muffler side

 Muffler side

6 G-26 Good Cooling

 G-26 Good Cooling

8 Floats head-on

 Floats head-onl

10 Tail supports

 Tail supportsl

12 Red LED shows when Electronic Ignition system is on or off

  Red LED shows when Electronic Ignition system is on or off

Copyright © 2005-2022 Walt Carnes, All rights reserved.

E-mail me at:

walt.carnes@aol  dot  com

January 5, 2013

According to The Weather Channel Control Tower, the weather conditions at the Hanger are: