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  • defeating gravity

    • alex hewson f3k world champion 1

       

       

      Congratulations to

      Alex Hewson (Snipe) –

      F3K World Champion 2015!

    • Joe Wurts and his Maxa El 4m_

       

       

      Congratulations for Joe Wurts (Maxa El)!  It was amazing win in South West Classic 2013 in the ALES klass!

    • dominik prestele f3j wch 2016

       

       

      Congratulations to Dominik Prestele 

      with 3th Place on

      F3J World Championship 2016

       

    • shinto col de tende fai eurotour

       

        Congratulations to Sebastien Lanes (Shinto) - winner of the Col de Tende FAI eurotour and Pierre Rondel (Shinto) with 3rd place!

       

    • nz world champ team f3k

       

       Congratulations to New Zealand Snipe Team (Alex Hewson, Joe Wurts, Kevin Botherway) - the new F3K World Team Champion 2015.

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    Pro Ballast for Supra/Maxa

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    Pro Ballast for Supra/Maxa

    Pro Ballast for Supra/Maxa

    It allows you to adjust the weight of the model is very smooth. The main advantage of this ballast is that the smaller weight you want to put, the smaller will be the effect of ballast on the longitudinal controllability of model.
    The moment of inertia of the PRO ballast would be eight times less!
    Buy 41,00 €

    The kit includes a set of brass ballast (Ø16, l = 50 - 9pc) and key for the screws.

    Ballast Pro kitF3J F5J PRO Ballast 1

    We have already measured for you all the necessary dimensions for the most popular models  CG of Maxa and Supra.


    Ballast PROF3J F5J PRO Ballast 3

    Various weight of ballast settings data for Supra (CG=104mm)

     Number of parts

    Weight (oz/gramm)

    L (inch / mm)

    Additional wing loading (oz/ in²;g/dm2)

    1 part

    4 oz /111 g

    8’’/210mm

    0.004/1,6

    2 parts

    7 oz/191 g

    7’’/164mm

    0.007/2,7

    3 parts

    10 oz /271 g

    5’’/132mm

    0.009/3,9

    4 parts

    12 oz /351 g

    4’’/104mm

    0.011/5,1

    5 parts

    15 oz /432 g

    3’’/77mm

    0.014/6,2

    6 parts

    18 oz /511 g

    2’’/51mm

    0.017/7,4

    7 parts

    21 oz /593 g

    1’’/25mm

    0.019/8,5

    8 parts

    24 oz /673 g

    0’’/0mm

    0.22/9,7

    9 parts

    27 oz /753 g

    -

    -

     

    Various weight of ballast settings data for Maxa (CG=115mm)

     Number of parts

    Weight (gramm/oz)

    L ( inch/mm)

    Маха 3.5m additional wing loading (oz/ in²; g/dm2)

     Маха 4m additional wing loading  (oz/ in²;g/dm2)

    1 part

    4 oz /111 g

    13’’/321mm

    0.003/1.5

    0.003/1.3

    2 parts

    7 oz/191 g

    10’’/251mm

    0.006/2.6

    0.005/2.3

    3 parts

    10 oz /271 g

    8’’/211mm

    0.008/3.7

    0.007/3.2

    4 parts

    12 oz /351 g

    7’’/179mm

    0.010/4.7

    0.009/4.2

    5 parts

    15 oz /432 g

    6’’/149mm

    0.013/5.8

    0.012/5.2

    6 parts

    18 oz /511 g

    5’’/122mm

    0.015/6.9

    0.014/6.2

    7 parts

    21 oz /593 g

    4’’/95mm

    0.018/8

    0.016/7.2

    8 parts

    24 oz /673 g

    3’’/69mm

    0.020/9.1

    0.019/8.2

    9 parts

    27 oz /753 g

    2’’/43mm    

    0.023/10.1

    0.021/9.2