Voltmeters aren’t terribly expensive, but it’s always more fun to build your own devices. YouTube DIYer Educ8s builds a cheap voltmeter for less than $10 using an Arduino and a voltage sensor. A ...
Keeping an eye on your server health isn't the most romantic of pastimes. That's what compelled modder mkanoap to build a computer-free monitoring system that was as cheerily simple as Xymon's ...
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