The RootBoard is a handheld computer kit with a 3.5 inch color display, a 70-key thumb keyboard complete with function keys, and a built-in speaker plus what looks like a decent s ...

Although the basic principle of radio direction finding is easy to understand (measure the phase difference between different antennas, then calculate the angle of arrival from this difference), the ...

Poorly designed PCBs and enclosures that slowly cook the electrolytic capacitors within are a common failure scenario in general, but they seem especially prevalent in so-called Internet-of-Things ...

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