Behaviour of a Ground Effect Machine 



HEAVE 



DOUBLE AMPLITUDE 



I 



y 10 



ROLL ANGLES 



DOUBLE AMPLITUDE 



O 10 



z 



< 



WATER DEPTH O feet 

 2 ,. 



ROLL PERIOD 



10 

 SPEED !N KNOTS 



Fig. 9 - Flying behaviour over land and in smooth shallow water, 

 2580 fan revolutions per minute 



221-249 O - 66 



705 



