Visualizing how electronic signals work can be difficult. A physical model can be darn useful in overcoming that difficulty. At a recent workshop entitled “Unboxing Black Boxes” [Julian Hespenheide’s] ...

YouTuber Marc Verdiell, a.k.a. CuriousMarc, has turned a 1930s teletype machine into a Linux terminal. To do that, he had to make circuitry and programming that translates five-bit Baudot code into ...

Famously, the first long-distance message Samuel Morse sent on the telegraph was “What hath God wrought?” When it comes to digital progress, it’s a question that’s still being answered. The telegraph ...

[Sam Battle] known on YouTube as [Look Mum No Computer] is mostly known as a musical artist, but seems lately to have taken a bit of shine to retro telecoms gear, and this latest foray is into the ...