Launch o' 3 stage rocket model on IX. Avast! Festival o' High Power Rockets at Modelpark Suché, me hearties, on-board and external camera slow motion video, me bucko, rocket motors ignition sequence, detail o' stage separation from additional on-board camera attached t' 2nd stage. Flight safety control by on-board electro-mechanical gyro-vertical, accelerometer and electronics. Gyro-vertical function presentation.