A few of [michu]’s friends formed a band named Kalikut Now and needed an awesome stage show. The band made a few 80cm-high letters of their band name, cut a few pieces of acrylic, and wired them up ...
I think RGB (Red Green Blue) LEDs are very interesting because they can light up in various colors with a single element, so I plan to use them as teaching materials for the next micro:bit course. I ...
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