The world's largest Concorde model has taken to the skies in a spectacular display. https://www.youtube.com/watch?feature=youtu.be&v=HfnIdSV_4vo&fbclid=IwAR1HRpCJhGE8ht0r4xmBK-xCJajMES2K6uWvbQbsodXZAmWRTfKk80xAO3k&app=desktop READ: Airports call for new supersonic noise standards The scale of the model is 1/6th the wingspan 4m and the length is 10m. It has a take-off weight of 149 kg and is powered by four JetCat P300s. The model was built and flown by Otto Widlroither. The video was filmed and posted by Digital RC