Powered by ground based microwaves, it could be simplified into a flying antenna... | Hacker News

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jchrisa on Nov 21, 2018 | parent | context | favorite | on: Silent and Simple Ion Engine Powers a Plane with N...

Powered by ground based microwaves, it could be simplified into a flying antennae.

pugworthy on Nov 22, 2018 [–]

Oddly, this idea has been around since 1964...

http://www.rexresearch.com/desev/desev.htm

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