Hui Yang Professional F3A Epsilon Bipe EP RC Model Aircraft
$7,950.00 AUD
Sale price
$7,950.00 AUD
Regular price
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Hui Yang Professional F3A
Hui Yang Professional F3A Epsilon Bipe EP RC Model Aircraft
$7,950.00 AUD
Sale price
$7,950.00 AUD
Regular price
Contact us to order
Airframes are supplied to order — send us your model, scheme and timing and we'll take care of it.
Prices in AUD, GST included for Australian orders.
Custom schemesCustom schemes or colour swaps are available.
Drive matchingTell us your drive system preferences and let us suggest a solution.
Supported in AustraliaBacked by pilots who fly the schedule
Putting the whole setup together?
Tell us the scheme, drive and radio gear you want and we'll quote it as one package.
Tell us the scheme, drive and radio gear you want and we'll quote it as one package.
The Epsilon is Yoichiro Akiba's biplane, built by Hui Yang. It runs a 1740 mm span on a 2000 mm fuselage and takes either a counter-rotating contra drive or a conventional single motor.
Empty weight is 2350 g before accessories and undercarriage, with 87.4 dm² of wing area across the two wings.
Specifications
| Brand | Hui Yang Professional F3A |
| Designer | Yoichiro Akiba (AKB Air Craft) |
| Configuration | EP (electric powered) |
| Wingspan | 1740 mm |
| Fuselage length | 2000 mm |
| Wing area | 87.4 dm² |
| Horizontal stabiliser area | 16.52 dm² |
| Spinner diameter | 82 mm |
| Centre of gravity | 160–170 mm back from the leading edge of the bottom wing |
| Empty weight | 2350 g (without accessories and landing gear set) |
| Power system | Counter-rotating (contra) drive or conventional motor |
| Announced | June 2021 |
Recommended servos
| Aileron | MKS HV69/Futaba BLS173SV × 4 |
| Elevator | MKS HV747/737/Futaba BLS9172SV × 1 |
| Rudder | MKS HV747/Futaba HPS-A704 × 1 |
Servos, drive system, spinner, propeller, battery and undercarriage are sold separately.
Not sure which drive suits the Epsilon? Send us your target flying weight and whether you're running contra or conventional, and we'll spec it.