This aircraft is a 4 seat aircraft with the prototype (F-PYIT) powered by a Lycoming O320 (160Hp) for the first flight in March 1982. Made available in plans form for home construction and developed from the earlier RD-02 two-seater.
Able to take up to 180hp, the propeller was a variable speed Hoffmann, and autoopilot (badin Crouzet), classified IFR in 1984.
With 23in and 2300rpm it can cruise about 140kt and use 32l per hour (100LL).
Windspan: 8.820m Length: 6.875m Wing area: 11.388sq.m Airfoil: Naca 23019 socket Profil : Naca 23012 Marginal Profil : 6°30' Dihedral: -3° Twisted: +3° Number of seats: 4 Power: 160 HP Class: Utility Max speed: 275 km/h Cruise speed: 253 km/h Stall speed clean: 105 km/h Stall speed gear and flaps: 92 km/h ROC: 5.9 m/s Max ceiling: 5000 m Empty weight: 485 kg Fuel: 108 kg Passager front weight: 172 kg Passager rear weight: 154 kg Luggage: 20 kg max payload: 443 kg MAUW: 928 kg Wing loading: 81.49 kg/sq.m Power loading: 6.19 kg/hp