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    Monday

    Training model Plonk (157s)

     Plonk (157s) it`s a training model.
    For training purposes, therefore created a model that quickly spread to its excellent flight characteristics. While Nezaletí aerobatic F3A, but starts from the grass and leave it at reasonable speeds willingly sit down and behave harmless in all modes of flight. Gradually extend the mission model and the role of the flying test, which tested the new radio system and servos. In flies and promotional appearances, where not even start to land, because the model is useful out of hand and need to sit down grain. It teaches the beginning RC pilots and installed him as we ski. Pilot a taste of many of our guests an airport which we impose a transmitter and left him nothing but manage to surprise us after landing by saying that it was his first encounter with a motor model driven around all axes. If you build a model uncurled, adhere to the center of gravity and angle adjustment and use zaběhnutý engine with carburetor well set for the RC, you have nothing to fear. But assuming that you still stay out of corners. Velocity model is still a greater knowledge than V2 RC glider, and the time needed for repairs piloting therefore runs much faster.




    Technical details
    Wing span 1600 mm
    Length 1285 mm
    Weight 2850 g
    Engine 6.5 cm3
    The controlled elements S, V, Cr, M
    Construction Pavel Fencl


    Consists of a balsa fuselage sides, connected by bulkheads. Top and bottom balsa is closed. The wing is cut from polystyrene and covered with balsa. The tail surfaces are normal structures. The chassis is hard duralumin.

    The engine was built on most models Model 6.5 F, which is mainly in the ABC adaptation is powerful enough. We use plastic propeller from Prostejov Kovozávodů measuring 240 / 170 mm, that when flying in winter, similar to barter for wood or fiberglass. Cone used a 60 mm diameter




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    Saturday

    RC model Ptic

    I found this model on the site RC-Aviation.ru.
    think it's quite fun model that looks like a bird.

    Weight 95 grams a model airplane in flight condition. Wingspan 48 cm. Сenter of gravity - 45 mm from the front edge of the wing

    Nice flight on the Ptic.

    Free drawing of a model airplane (click to resize images)

     Brushless Motor C1818 Micro brushless Outrunner 3500kv (9g): Hobbysity.com. With screw 5x4.3 it gives 115-120 grams. It flies well, and a third thrust, and with a maximum goes straight up.

    Servos
     Used 2 HXT500 5g / .8kg / .10sec Micro Servo: Hobbysity.com

     ESC
     Hobbyking SS Series 8-10A ESC: Hobbysity.com

    LiPo
     Rhino 360mAh 2S 7.4v 20C Lipoly Pack: Hobbysity.com. Weight 22.5 grams and 7А (10А  max).

    Alternative set of electronics
    If not above, then you can buy the following items
    :
     Brushless Motor

    C2024 Micro brushless Outrunner 1600kv (17g): Hobbysity.com. Screw: GWS7035 - 254 grams, 5A
    C1826 Micro brushless Outrunner 2400kv (18g) Hobbysity.com.7x3.5 - 235 grams, 6,1A; 7x3.8 - 250 grams, 8А
    HobbyKing 2402 Brushless Outrunner 2350kv (16 грамм): Hobbysity.com. Screw 8х4 - 255 grams, 7А.
    HobbyKing 2403 Brushless Outrunner 2100kv (18.4g ): Hobbysity.com. Screw 8х4 - 265 grams, 7.1А.
    TURNIGY 2204-14T 19g Outrunner (19 г.): Hobbysity.com. Screw 8х4 - 250-270 grams, 5-7 ампер.
    AX 1806N 2100kv Brushless Micro Motor (19g): Hobbysity.com. GWS7035 - 185 grams, 5.5 А.
    AX 1806N 2500kv Brushless Micro Motor (19g): Hobbysity.com.5x3 - 225 grams, 6.4A; 5x4.3 240 grams, 8A.
     ESC 
    The ESC needed for 9-10 ampere. Such as the fact that I pointed out above, as an alternative. You can still take:
    Mystery 12A Brushless Speed Controller: Hobbysity.com.
    TowerPro 9g w12A Brushless Speed ControllerHobbysity.com.
    TURNIGY Plush 10amp 9gram Speed Controller: Hobbysity.com.
    TURNIGY Plush 12amp (2A BEC)Hobbysity.com.
    HobbyKing 12A BlueSeries Brushless Speed ControllerHobbysity.com.

    LiPo
    Rhino 360mAh 2S 7.4v 20C Lipoly Pack: Hobbysity.com. Very good LiPo!
    ZIPPY Flightmax 350mAh 2S 20C: Hobbysity.com. Practically the same thing, but from another manufacturer.
    Turnigy nano-tech 370mah 2S 25~40C Lipo Pack: Hobbysity.com.

    If you take the engine which consumes 7Amper and more, it is necessary to put the previous or the battery, or those that are listed below.

    Rhino 460mAh 2S 7.4v 20C Lipoly Pack: Hobbysity.com.  9.2А, 13.8А max.
    Turnigy nano-tech 460mah 2S 25~50C Lipo PackHobbysity.com. 11.5А, 23А max.

    Servos
    HXT500 5g / .8kg / .10sec Micro Servo: Hobbysity.com.
    Turnigy Servo 5.5g/0.9kg/.10sec: Hobbysity.com.
    D05010MG 5.7g / .61kg / .07sec Digital Metal Gear Micro ServoHobbysity.com.
    9103MG Metal Gear Servo 4.4g / 0.8kg / .12sec: Hobbysity.com.
    VS9 4.4g / .6kg / .08sec Servo: Hobbysity.com

    As you can see the cost of electronics for radio-controlled model is very small.

    Make a RC model aircraft with their own hands 

    .Cut a piece of model airplane from deprone.


    Bend on the dotted line.
    Glue wood or carbon fiber rods.


    Install the servos and sticking ailerons and elevator.


    Join the servo and steering the plane using the rods.




     It remains to fix the battery, motor and aviamodelgotova for the flight.


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    Wednesday

    Plans of Pottier P-70S (158s)


    Technical details
    Wing span 1205 mm
    Length 1060 mm
    Weight 1900 g
    Engine 2.5 to 3.5 cm3
    The controlled elements S, V, K, M
    Construction Jarod Parish

    It is now almost obvious that most modelers flying for pleasure preferred model, which is similar to any real aircraft. Furthermore, this specific model was a model airplane amateur French designer Jean Pottier, designated P-70S, which is interesting, but simple shapes. The technical description and three-view drawings were published in the modellers 4 / 1982.

    Model Pottier P-70S pilot requires some experience and practice flying, it can not be recommended for those who are starting to fly. It is much faster and "more vibrant" than the current models of schooling, and therefore when flying with him is not much time for reflection. It is also capable of basic aerobatic maneuvers. Because the wing is straight, without exertion, requires more emotion when flying aileron control and maintain sufficient speed in the corners, if we are to avoid falling. Those who are afraid of both, can facilitate the management, though bear wing populist about 2-3 degrees, and the model is not a mock draft is against this too nezpronevěří.




    The model is powered by an engine displacement of 2.5 cubic centimeters (MVVS GF, DF) to 3.2 cm3 (OS MAX .19) and the rudder is controlled simultaneously with the front wheel landing gear, elevator, aileron and motor speed proportional radio system with four servos . It can start from the ground and out of hand.
    Model building is relatively simple, so anyone who is able to model fly safely handle the study plans and instructions. Is it used primarily balsa, except strength parts, engine cover and cab. All units in the normal way to put together a plan on the counter, because the symmetry of the model is due to the higher speed is needed, if they have retained good properties of the prototype.




    The wing is on the whole, straight, no camber and no crossings. It is a classic, mainly balsa construction. Solid front cover, combined with the main spar and the leading torsion bar housing, the ribs are banding. The body is a wing attached to the bulkhead in front pins, screw back polyamide.


    Consists of a balsa fuselage sides, connected by bulkheads. The top and bottom of the fuselage is also facing stiff from balsa. The canopy is made of Plexiglas or laminated or may be lined on the kicks. Tricycle landing gear is made of steel wire.


    Celobalzové tail structure are common, vertical tail and elevator are full of balsa. Elevator halves are connected by a steel wire bracket.
    The prototype model has been coated paper (Mikalenta, Viatex), its structure is not sufficiently rigid, so you can also use foil.
     

    The model can be fitted with an engine displacement of 2.5 to 3.5 cubic centimeters, which is attached to the fuselage horizontally. The tank just about 100 cm3. Controls are rudder, elevator, aileron and motor speed. The model is fast, the rudder is effective, and therefore should be given full control. When landing remember that the engine stopped the steeper descent.



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