Although this has been a long time coming, we’re finally ready to attach metal flanges populated with NeoPixel strips to the Prognostication Engine’s vacuum tubes. Although this has been a long time ...
The project was created to supply the increasing demand for prototype vacuum tube circuits with additional features such as speakers, output transformers, and LEDs. The project was created to supply ...
Some of you may remember a recent project that featured on these pages, a 555 timer reproduced using vacuum tubes. Its creator [Usagi Electric] was left at loose ends while waiting for a fresh PCB ...
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