this post was submitted on 26 Oct 2026

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US scientists detect incoming drones from 49 feet using motor signals (interestingengineering.com)

submitted 1 week ago by Itwasntme223@discuss.online to c/technology@lemmy.world

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[–] Tehdastehdas@piefed.social 1 point 1 week ago (2 children)

Probably easily shieldable by balanced coaxial cable etc.

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[–] ExcessShiv@lemmy.dbzer0.com 5 points 1 week ago*

Balanced coax cables wont affect the ELF magnetic field stemming from the physical rotation of the motors, which is what they're measuring.

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[–] HugeNerd@lemmy.ca 1 point 1 week ago

Interesting idea for three-phase power.

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