German basic trainer and general aviation manufacturer Grob Aerospace expects to resurrect its high-altitude, long-endurance (HALE) product line next year after receiving “substantial” European ...
German basic trainer and general aviation manufacturer Grob Aerospace expects to resurrect its high-altitude, long-endurance (HALE) product line next year after receiving “substantial” European ...
Grob Aerospace plans to enhance its reputation for building high-altitude surveillance aircraft with the introduction of a long-endurance jet that could operate either manned or as a UAV. The ...