Helmut Müller flies his giant selfmade scale built Bücker at the ICARE Airmeet 2015-06-14 Rohrbach Les Bitche (France)
Model data:
Scale: 1/1.25
Wingspan: 5.3 m (17.5 ft)
Lenght: 4.6 m (15.1 ft)
Weight: 130 kg (286.6 pd)
Engine: From Ultra Light Airplane
Type: Hirth F23 B . 2 cyl. 2 Stroke . 521 cc . 55 HP at 6000 rpm
Transfer Box: [Ratio 1/1.8]
Propeller: Fiala 60 x 20″ – Wood

Industrial Servo: Tonegawa Seiko 10,8 Volt / 80kg (4,8 – 12 Volt)
Electric Power Supply: 7,2 V Receiver 2X , Servos 10,8 V 2x (Litium Ion)
Ignition: Dual Ignition from Thomas Schmidt Aeroflug
Covering: Seconite Aviation Requirements (glued and sewed)

Aviation approval + 8G / – 6G (plus 4G Security)

Selfmade / Scratch built

STORY:
Identification and paint: Romania captain Alex Papana at the Olympic Games in 1936 (first and last time that flying was an Olympic sport)

Others:
In 1937, Graf Hagenburg won with this plane, after he had destroyed his own Bücker the day before due to a too low inverted flight. Thanks to his friend Alex Papana, who immediately gave him his machine available, he won “with a waving head bandage” the World Championships in Cleveland.