Klein Tools introduces USB Meters and Tester (Cat. Nos. ET900, ET910 and ET920), enabling professionals to monitor the power delivered by USB ports. The ET900 easily measures USB-A power delivery ...

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A friend of mine is producing a series of HOWTO videos for an open source project, and discovered that he needed a better microphone than the one built into his laptop. Upon searching, he was faced ...

Many projects on these pages do clever things with video. Whether it’s digital or analogue, it’s certain our community can push a humble microcontroller to the limit of its capability. But sometimes ...