Persistence

TECHNOLOGY PHASA 35

Mark Ayton provides an overview of the Prismatic Phasa 35 solar-powered unmanned air vehicle

An artist’s impression of a Phasa 35 aloft showing the air vehicle’s configuration which is most noticeable for its 35m wingspan. All images BAE Systems

No surprise then, that 35 is a significant number for the UK’s latest unmanned air vehicle. Designed with a 35m (114ft 10in) wingspan, the whole purpose of the Phasa 35 is to build an aircraft that is so light and efficient, it can be powered by the sun during daylight, and by battery power overnight.

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