this post was submitted on 29 Aug 2026
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Don't we use GPS accurate to within centimeters for construction?
High-end dual-frequency receivers ($$$) can do this, yes. But the earth's magnetic field is not controlled by any government or military entities. This is pretty big
Gravitational field. There's no way you could achieve this with the magnetic field.
I see what you mean. Yeah that's pretty cool then. And I guess it might be impossible to jam quantum GPS.
Username checks out.
Not a single gps but multiple, the same trick could be done with this theoretically