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Helmut Müller flies his giant selfmade scale built Bücker at the ICARE Airmeet 2015-06-14 Rohrbach Les Bitche (France) Model data: Scale: 1/ 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 2
