Which prototype developed by Abraham Karem helped lead to the creation of the Predator drone?

Answer

The Albatross

Abraham Karem, often regarded as a founding father of modern UAV technology, developed the Albatross prototype during the 1970s and 80s. This specific work on long-endurance aircraft provided the technical template that culminated in the development of the General Atomics Predator drone.

Which prototype developed by Abraham Karem helped lead to the creation of the Predator drone?
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