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Tag: multimeter

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AirMeter: Stream an AN870 Multimeter’s LCD to Your Browser
diy projects

AirMeter: Stream an AN870 Multimeter’s LCD to Your Browser

A hacker tapped a cheap AN870 multimeter's LCD lines with an RP2040 and streamed live readings to any browser over 433 MHz. Here's how…

Ann Arandia Jul 21, 2026
Tips For Debugging Microcontroller Projects Like A Pro
project guides

Tips For Debugging Microcontroller Projects Like A Pro

Stuck on a bug? Here’s a field-tested checklist to go from “why won’t it boot” to “it works!” - fast. Get a debugging toolkit…

Monaliza Arandia Oct 3, 2025

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