He therefore built a simple clock with a vintage HPDL-1414 “smart four-character 16-segment alphanumeric display” and a msp430g2553. The result that you can see above is powered over USB ...
That’s exactly what [Jay Hamlin] did when he built a digital clock based on LED filaments. The heart of the project consists of orange LED filaments similar to the ones used in vintage-style LED ...
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