The Ikea Dioder is an LED light sold at the big blue and yellow building that lets you mix your own colors using a simple button and wheel controller. [Marco Di Feo] looked at all of the other ...
The above may look like a Nixie tube, but it’s a Numitron: the Nixie’s lower-voltage friend, and part of [pinomelean’s] single-digit Numitron clock. If you’re unfamiliar with Numitrons, we suggest you ...
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