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Our hacker [John Duffy] wrote in to let us know about a video he put together to explain the design of his open-source multimeter, the HydraMeter. If you’re interested in how the circuitry ...
The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.
Mike: Nearly every analog instrument uses the 4-20 mA loop. Field transmitters, positioners, and variable frequency drives ...
Options trading sounds complicated until you know these four basic moves. Learn how to trade options here.
To find the right circuit in the electrical panel, you first plug the socket tester into a socket. Then you go to the panel ...
As an electrician on a construction site, you rely heavily on diagnostic tools to work safely, troubleshoot problems efficiently, and stay compliant with electrical codes and safety regulations. With ...