VSKYLABS RC Eindecker-X
GAS-POWERED - 1:2 SCALE - CHALLENGING - LOW AND SLOWSCALE FLIGHT - PRECISION COORDINATED FLIGHT
Model data:
Wingspan: 5.00 m (16.40 feet)
Weight: No-fuel: 63.9 lbs / 29.0 kg
Fuel: ~2.4 Liters / 4.0 lbs
Performance/Limitations: Maximum speed approximately 58 knots / 67 mph / 107 km/h (sea level, sustained full power, straight and level). Vne 70 knots / 81 mph / 130 km/h.
Channels:
- Throttle
- Rudder
- Elevator
- Ailerons
- Control modes (Full, Dual-Rates/Expo) - Mandatory for high-speed flying.
- Gears
- Gear-Brakes
Pilot Notes:
General: The EindeckerX is a very large yet relatively lightweight model for its scale, making it noticeably sensitive to wind and gusts. It must be flown coordinated at all times, particularly during low-speed turns where excessive bank, yaw or angle of attack can rapidly degrade the flight condition.
The model uses an actual physics-based wing-warping simulation rather than conventional ailerons (similar to the real-world aircraft). Roll control is produced by changing the average incidence of the outer wing sections. This results in a less clean roll response than conventional ailerons, and rudder input is required to maintain coordinated flight during rolling maneuver.
In the air: The EindeckerX slows down nicely and is capable of sustained slow flight. Stall can arrive with no warning and recovery may not be possible when operating close to the ground. Maintain an adequate airspeed margin during low-altitude maneuvering and avoid tightening turns as speed decreases.
The aircraft is inherently draggy due to its large propeller disc, extensive rigging and overall structure. Reducing the engine to idle bleeds airspeed quickly, making energy reduction straightforward. Keep the final approach a notch faster than appears necessary and bleed-off the remaining excess speed only during the final stages before touchdown.
Ground Operations: The model is equipped with a tail skid rather than a steerable tailwheel. Powered taxiing can therefore be difficult and directional control on the ground is limited especially at low power-settings. In real-world operations, the aircraft is most commonly dragged manually into takeoff position before flight.
Controls: Full control rates are recommended throughout normal flight operations. The aircraft is responsive and authoritative despite its unconventional roll-control system. However, this control authority should not encourage aggressive maneuvering at low airspeed, as the aircraft can stall without warning.
Energy Management: Due to its lightweight construction and inherently high-drag configuration, bleeding-off energy is easy. Power reductions produce a noticeable and rapid reduction in airspeed. Always maintain a small excess-speed margin, particularly during turns and throughout the approach, and avoid deliberately operating close to the stall.
Real world reference video:
*The following video shows a real-world reference for the model. It is provided for informational purposes only. It is not produced by or affiliated with VSKYLABS. All credits belong to the original content creators. Various design features and other characteristics may vary, when compared to the VSKYLABS model in X-Plane.
