When SnPb meets lead-free
Keywords: Pb-based components Pb-free mixed-technology boards
[Summary of tips] During the implementation of RoHS and the mandatory use of Pb-free solders, it became apparent that not all components would be available in Pb-free versions by the deadline. So for a few months, those charged with enforcing RoHS ignored the continued use of Pb-based components, most of which seemingly disappeared from supply l......|
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Strange modes of transport and other "stuff"
Someone just pointed me at a YouTube video that claims to show the world's first e-powered multicopter flight...















