F3P voltige indoor « kairos »

Dimensioning
Général
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Model equipment

The rest of the kit: parts to build, tools and onboard electronics.

To build — parametric parts

Sized for the Kairos build (3 mm Depron). Click to open the page and fine-tune dimensions.

Fixed motor mountMount glued between the two nose halves, drilled for your motor.Kairos preset
Single servo armSingle arm for rudder or elevator, standard linkage hole.Kairos preset
Dual servo armSymmetric double arm, for linkages on both servo sides.Kairos preset
Single control hornHorn sized for 3 mm Depron surfaces, glued on rudder and elevator.Kairos preset
To get — tools & consumables
500 × 1000 mm sheets3 mm DepronThe kit material — allow 2 to 3 white sheets.
Foam glueUHU Por / Foam2FoamHalf and tab glue — no CA on thin Depron.
Precision knifeFresh bladeOften-changed blade = clean edges and straight cuts.
Ruler + cutting mat50 cm aluminium rulerStraight cutting guide; the mat protects the table.
Carbon tubeDia. per planStiffener sandwiched between the two fuselage halves.
Crystal tapeAdhesive hingesRudder / elevator / aileron hinges.
Onboard electronics
Brushless motor2204–2206 · 1400–1900 KVIndoor class ~20 g; low KV on 2S for an 8" prop.
ESC6–10 ABLHeli, brake off, 5 V BEC is enough.
Servos2.5–4.5 g · ×2Rudder + elevator; > 0.8 kg·cm torque recommended.
Receiver4-channel miniMatching your radio; protocol of your choice.
Battery2S LiPo · 300–450 mAh25C is plenty; 2 packs per session.
Propeller8 × 4" slow flyGWS slow-fly type — never a fast prop on these motors.