Re: Silent drones?

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Message posted by Joerg (Webmaster) (Member since 10/17/2000) on August 19, 2023 at 14:13:42 PST:

Interesting article, thanks for sharing.

"ion drives are widely used in satellites and spacecraft, but less common on Earth."

That is news to me. Anyone else surprised by this statement?

In Reply to: Silent drones? posted by Mark on August 19, 2023 at 14:00:34 PST:


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