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flaps

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  1. M

    Electric flaps

    If anyone is using servos for electric flaps on their home built, what are some recommendations when it comes to set up, servos, etc?
  2. Thomas Marks

    Can thrust vectoring enable use of flaps on pure delta wing?

    I'm considering tractor propeller driven flying wing with vertical stabilizer only. This is an open question seeking feasible approach. Possible options: hidable EDF at the front tilted prop rotor collective pitch thrust vectoring (swashplate driven) retractable canard fins to divert the...
  3. L

    Sticky Flaps on a Bede-4

    Hello All, I purchased a Bede-4 back in February that had been sitting for about 4 years. After getting it airworthy it has flown well for about 20 hours. On my last flight the flaps worked as usual, easy to move, normal in every way. When I tried them the next time, they were very difficult...
  4. K

    Calculating forces acting on flaps

    Hello to everyone, For the first part of my project, i need to calculate the force acting on the flap when it is delfected to a maximum. I need some advice on calculating the lift force essentially of a flap. The calculation that I have followed is shown in the image: Pictures by rajay_kirpa -...
  5. M

    Retrofit Trimming (Strong pitch trim)

    Hello from Germany, Since I have received my sport pilot license in 2009 I have been thinking about various building projects (CH701, Asso V, ULF2) and finally got stuck with the SD-1 by Igor Spacek. Everything is quite regulated over here so we are still awaiting final certification of the...
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