Back to all projects

Two-Seat Tandem Training Airplane

This project is a proposal developed based on a request from Rob Miller of Speed Aircraft Corporation ( for a design of a light airplane suitable for business and pleasure flights, as well as capable of doing some aerobatics. With two occupants onboard, routine operations also implied carrying a set of golf clubs and two standard suitcases.


Two-seat tandem cabin, all composite
MTOW ~2600 lbs
Empty weight ~1600 lbs
Baggage capacity 120 lbs, for two carry ons and a set of golf clubs:
    -  a golf bag and clubs - 50lb
    - carry-on bags - 2x35lb
Endurance ~4 hours with 45 minute reserves, fuel capacity ~75 gallons
Vso 55 knots
Cruise speed at 75% power 225 knots
Vmax 240 knots
+6/-4 G
Lycoming IO-540-K - 300 HP engine



Unless specifically stated otherwise, all images herein are property of ADA (Advanced Design Alliance) Engineering and cannot be reproduced, distributed, or transmitted, in any form or by any means, or stored in a data base or retrieval system, without prior written consent of ADA Engineering owner.