[Simon] wrote in to tell us about a headphone tube amp that he just built. It is based on schematics at diyaudioprojects.com that were actually featured on Hackaday in the past. [Simon’s] design adds ...

If you’re a fan of things retro and an electronics do-it-youselfer, this might might be just the thing for you – it’s a kit that lets you built your own clock, that displays the time using wonderfully ...

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