Wi-Fi Signals Become a Pocket Radar for Spotting Movement Through Walls

Makers assembled a compact handheld unit that listens to standard wireless network signals and converts subtle shifts in those signals into a real-time radar display of nearby human activity. The entire system fits comfortably in one hand and comes together for roughly fifty dollars in parts. Movement registers even when walls or other barriers stand [...]

Jul 3, 2026 0 0

Wi-Fi Signals Become a Pocket Radar for Spotting Movement Through Walls

Makers assembled a compact handheld unit that listens to standard wireless network signals and converts subtle shifts in those signals into a real-time radar display of nearby human activity. The entire system fits comfortably in one hand and comes together for roughly fifty dollars in parts. Movement registers even when walls or other barriers stand [...]

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myhere

This blog is my little corner of the internet where I write about what inspires me, challenges me, or simply catches my curiosity. I don’t claim to have all the answers, but I love asking questions, exploring new perspectives, and learning along the way.