APC AP11038SFP 11x3.8SFP Slow-Flyer Propeller for Reverse or Pusher Mounts  [AP11038SFP]

APC PROPELLER 11x3.8SFP ELECTRIC SLOW FLYER REVERSE/PUSHER
Price:
AUD$6.37
Brand:
APC
Model:
AP11038SFP
Condition:
Brand New
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Flight tuning impact of the APC AP11038SFP

The APC AP11038SFP propeller is a purpose-built RC accessory for electric slow-flyer models arranged in pusher or reverse orientations. It is aimed at adjusting thrust vectoring and enhancing low-speed control characteristics on trainers, scale and sport slow-flyers.

Only use this prop where the motor shaft and prop adapter are compatible. During installation, confirm correct thread direction for your mounting style, fasten the prop securely, and balance the blades to reduce unwanted vibration. Also check that the prop clears the airframe and control surfaces when mounted at the rear.

In tuning terms, this prop alters thrust distribution and the aircraft pitch response; small shifts in prop choice or position can noticeably affect trim and elevator authority at slow speeds. Run incremental tuning flights and apply safety measures during ground tests.

How will this prop affect low-speed elevator feel?

This 11x3.8 profile tends to influence the thrust line and airflow over the tail at low speeds, which can change elevator authority. Expect subtle trim shifts; test progressively and adjust incidence or CG as needed.

Should I try different mounting positions for tuning?

Yes. Moving the prop fore or aft relative to the tailplane can alter trim and propwash over control surfaces. Try small adjustments and log results to find the best balance between thrust and handling.

Any tips for evaluating changes during test flights?

Perform short, incremental flights at varying throttle settings, note trim changes and control response, and only make one variable change at a time to isolate effects of the propeller swap or repositioning.

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