Roban - World Class Scale Helicopters

Official Freewing Twin 80mm/90mm A-10 Thunderbolt II Thread

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  • Aros
    Lead Adminstrator / Warbirdaholic

    • May 2013
    • 8205
    • Astoria, OR
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    #9141
    Nice Steve!! What happened to the gear?
    My YouTube RC videos:
    https://www.youtube.com/@toddbreda

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    • Elbee
      Be humble...be approachable...and be credible.

      • Feb 2018
      • 4819
      • Wichita, Kansas
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      #9142
      Originally posted by RCjetdude
      After two years of on and off tinkering here is a short video taken today at TiredIron Aviation of my A-10
      Bravo Zulu on the 2-point. :Whew: A+ on the powder cannon. :Win: Best, LB
      "I am having an extraordinary ordinary life."
      ~Lucky B*st*rd~

      "Find satisfaction in the process rather than an outcome."
      ~Anonymous~

      AMA#116446

      Comment

      • RCjetdude
        Higher & higher, straight up we'll climb

        • May 2016
        • 3574
        • Send PM

        #9143
        Originally posted by Aros.MotionRC
        Nice Steve!! What happened to the gear?
        It just did not want to drop. It happens.. damage was so minimal it was fixed and ready to fly again in about 15minutes.

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        • purduephigam
          Jet degenerate

          • May 2017
          • 352
          • Plainfield, Illinois
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          #9144
          Killer beard Steve :Cool:

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          • p51mustangman
            Member

            • Feb 2019
            • 63
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            #9145
            Originally posted by Aros.MotionRC
            Good luck on your maiden! I just put mine together this evening. It's been a couple years since I had mine so I too wouldn't mind a confirmation on CG. As for me I am using an Admiral rx with satellite. I mount it along the starboard side of the inside fuse, 90 degrees, yes.

            I plan on maidening this weekend, hopefully on grass as I don't want any Bucking Bronco landings on a maiden! :Scared:

            Click image for larger version

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            did u upgrade gear or stock?

            Comment

            • MikeT
              Here......Hold my beer.

              • Jan 2016
              • 1060
              • Send PM

              #9146
              Originally posted by bbolz
              Beautiful Mike T. Thanks for the tip. If I buy shelf paper my wife may have other ideas for me! Guess I better buy enough! I know the Flipper scheme was just an Arctic camo experiment but I think it's so cool, no pun intended.
              LOL, that's the main reason I bought clear.

              MIke
              \"When Inverted Down Is Up And Up Is Expensive\"

              Comment

              • Aros
                Lead Adminstrator / Warbirdaholic

                • May 2013
                • 8205
                • Astoria, OR
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                #9147
                Originally posted by p51mustangman
                did u upgrade gear or stock?
                Stock gear for now but depending on how my first dozen or so landings go will determine if and when I upgrade. I recall I never had any issue on grass. It was pavement that could bite. I am going to maiden this evening or tomorrow at the school track where I can land on grass.

                My YouTube RC videos:
                https://www.youtube.com/@toddbreda

                Comment

                • themudduck
                  -TMD- Foaming at the Mouth!

                  • Apr 2017
                  • 1041
                  • Burton OH (near Cleveland)
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                  #9148
                  Originally posted by Aros.MotionRC

                  Stock gear for now but depending on how my first dozen or so landings go will determine if and when I upgrade. I recall I never had any issue on grass. It was pavement that could bite. I am going to maiden this evening or tomorrow at the school track where I can land on grass.
                  For what its worth (probably not much) my experience is that "bucking bronco syndrome" is mainly due to factors other than the landing gear. Not saying that the mods won't help, but I don't think that's the cause. To avoid the problem you need to:
                  - move the CG back from the stock setting (the stock setting is nose heavy). You've done that!
                  - use full flaps before touchdown (I mean ALL the way down) and let the plane slow down. It will slow WAY down if you raise the nose right before it touches down.
                  - land without cramming the nose gear into the ground first.

                  Easier said than done - if you're nose heavy. Once I moved the battery back a bit, my landings improved a LOT.

                  I'm looking forward to your flight report!!


                  Marc flies FW & FL: AL37, MiG-29, T45,F4, A4, A10, F104 70 and 90, P38, Dauntless SBD, Corsair, B17, B24, B26 & P61, Lipp.P19, ME262, Komets, Vampire, SeaVixen, FMS Tigercat, FOX Glider & Radian XL.

                  Rabid Models foamies, including my 8' B17 & 9' B36... and my Mud Ducks! www.rabidmodels.com

                  Comment

                  • Aros
                    Lead Adminstrator / Warbirdaholic

                    • May 2013
                    • 8205
                    • Astoria, OR
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                    #9149
                    Good advice! So where do you have your CG currently and what batteries do you use? I will be maidening with RT 5500 6S 70Cs....
                    My YouTube RC videos:
                    https://www.youtube.com/@toddbreda

                    Comment

                    • p51mustangman
                      Member

                      • Feb 2019
                      • 63
                      • Send PM

                      #9150
                      Originally posted by themudduck

                      For what its worth (probably not much) my experience is that "bucking bronco syndrome" is mainly due to factors other than the landing gear. Not saying that the mods won't help, but I don't think that's the cause. To avoid the problem you need to:
                      - move the CG back from the stock setting (the stock setting is nose heavy). You've done that!
                      - use full flaps before touchdown (I mean ALL the way down) and let the plane slow down. It will slow WAY down if you raise the nose right before it touches down.
                      - land without cramming the nose gear into the ground first.

                      Easier said than done - if you're nose heavy. Once I moved the battery back a bit, my landings improved a LOT.

                      I'm looking forward to your flight report!!

                      x2! you using the 86mm back?

                      Comment

                      • themudduck
                        -TMD- Foaming at the Mouth!

                        • Apr 2017
                        • 1041
                        • Burton OH (near Cleveland)
                        • Send PM

                        #9151
                        Originally posted by p51mustangman

                        x2! you using the 86mm back?
                        Hey guys, sorry my bird is laid up until warmer weather gets here and I can't tell you exactly where the CG is. But I can tell you as far as where I put the batteries, the one in the lower tray is all the way back and the upper one is to the very back edge of the top shelf. I'm using 6S Admiral 5000's and also RT 6350's. (I have the 80mm edf model)
                        Marc flies FW & FL: AL37, MiG-29, T45,F4, A4, A10, F104 70 and 90, P38, Dauntless SBD, Corsair, B17, B24, B26 & P61, Lipp.P19, ME262, Komets, Vampire, SeaVixen, FMS Tigercat, FOX Glider & Radian XL.

                        Rabid Models foamies, including my 8' B17 & 9' B36... and my Mud Ducks! www.rabidmodels.com

                        Comment

                        • tommyt
                          Member

                          • Apr 2018
                          • 4
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                          #9152
                          Somewhere I read about someone shaving down the back of the landing gear fairing to allow the inboard flaps to travel further down.

                          Does somone one know where I can find that post again I’d also like to see some pictures. Thanks.

                          Comment

                          • Aros
                            Lead Adminstrator / Warbirdaholic

                            • May 2013
                            • 8205
                            • Astoria, OR
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                            #9153
                            Originally posted by themudduck

                            Hey guys, sorry my bird is laid up until warmer weather gets here and I can't tell you exactly where the CG is. But I can tell you as far as where I put the batteries, the one in the lower tray is all the way back and the upper one is to the very back edge of the top shelf. I'm using 6S Admiral 5000's and also RT 6350's. (I have the 80mm edf model)
                            Yeah that's where I have mine both from 2 years ago (6S Admiral 5000s) and prepping for the maiden (6S RT 5500s). I think I should be okay...
                            My YouTube RC videos:
                            https://www.youtube.com/@toddbreda

                            Comment

                            • p51mustangman
                              Member

                              • Feb 2019
                              • 63
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                              #9154
                              Originally posted by Aros.MotionRC

                              Yeah that's where I have mine both from 2 years ago (6S Admiral 5000s) and prepping for the maiden (6S RT 5500s). I think I should be okay...
                              I'm rolling with the 5100 graphites and rt6230s, can't wait but we just got snow so its going to be a bit longer....

                              Comment

                              • crxmanpat
                                Certified Foam Abuser

                                • Oct 2014
                                • 2464
                                • Crawfordville, FL
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                                #9155
                                Also, remove the junction board and reinstall with the front holes of the board in the rear holes of the ply mount. That way you can move the rear battery back a little further. I use RoaringTop 5800s and 6250s, and the front edge of the batteries are at the battery straps. This will help you get back to 86mm CG.
                                Pat

                                Comment

                                • Aros
                                  Lead Adminstrator / Warbirdaholic

                                  • May 2013
                                  • 8205
                                  • Astoria, OR
                                  • Send PM

                                  #9156
                                  Originally posted by crxmanpat
                                  Also, remove the junction board and reinstall with the front holes of the board in the rear holes of the ply mount. That way you can move the rear battery back a little further. I use RoaringTop 5800s and 6250s, and the front edge of the batteries are at the battery straps. This will help you get back to 86mm CG.
                                  Whoa. You just went Matrix on me bro.
                                  My YouTube RC videos:
                                  https://www.youtube.com/@toddbreda

                                  Comment

                                  • Aros
                                    Lead Adminstrator / Warbirdaholic

                                    • May 2013
                                    • 8205
                                    • Astoria, OR
                                    • Send PM

                                    #9157
                                    Maiden success!

                                    Man, I forgot how easy and smooth this bird is to fly. Such a *****cat with HUGE PRESENCE! Not much of a thrill ride, I just wanted to get her trimmed out (just needed a couple clicks of left), cycle the gear, check the flaps (too much down elevator mix, may remove altogether) and land without any Bucking Broncos in the vicinity, lol. Now I can paint her up in Arctic Camo! Callie decals already on the way. Not selling this one!

                                    UPDATE: Just bought the upgrade main oleo struts. I am not going to take my chances since many times I will have to fly off pavement.

                                    My YouTube RC videos:
                                    https://www.youtube.com/@toddbreda

                                    Comment

                                    • NJP
                                      Member

                                      • Apr 2019
                                      • 7
                                      • Send PM

                                      #9158
                                      After spending last year reading these wonderful posts and seeing these amazing models, I thought I better join and get involved. I have to say all these posts have spurred me on. I am from the uk. So I will upload my efforts which is still in the process of finishing.

                                      My first time on these forums.

                                      Great Video.

                                      Comment

                                      • Aros
                                        Lead Adminstrator / Warbirdaholic

                                        • May 2013
                                        • 8205
                                        • Astoria, OR
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                                        #9159
                                        Welcome to Hobby Squawk from across the pond NJP! WHOA LOVE YOUR ARCTIC CAMO!! :Drooling:

                                        Please share your weathering technique...Wow that looks GREAT!!
                                        My YouTube RC videos:
                                        https://www.youtube.com/@toddbreda

                                        Comment

                                        • RCjetdude
                                          Higher & higher, straight up we'll climb

                                          • May 2016
                                          • 3574
                                          • Send PM

                                          #9160
                                          Welcome! Beautiful looking Hawg NJP! Very nicely done.

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