Emu1981 t1_iv9bde6 wrote
Reply to comment by Orcwin in Researchers create a Drone That Can 'See Through Walls' With Wifi | At the University of Waterloo recently fixed one up with a scanning device that is the definition of invasive. by chrisdh79
>The concept from the article has multiple radios, and can therefore do triangulation of the received signals.
It depends on how accurate of a fix you want. I have a old router that could do fairly accurate Wi-Fi triangulation but the accuracy decreased as the RF clutter increased (e.g. walls between the router and the device).
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