Planetary entry parachute testing using a balloon as a launch platform
Planetary entry parachute testing using balloon as launching platform
BALLOON↗
Engineering topics
Publications and source records attributed to Mc Fall, J. C., Jr..
Planetary entry parachute testing using balloon as launching platform
System to locate objects submerged underwater uses active/passive sonar techniques in which a transmitter is attached to the object to be recovered and a receiver is used for search. The system is rugged, has a long term operating life, and furnishes a precise bearing on the object.
Spinning technique for low altitude, single parachute recovery system
Dynamic longitudinal stability of right circular cylinders in axial free flight