Archive for the 'ENIGMA machine watch' Category

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Turing-Welchman Bombe completed.

October 4th, 2015

Well, it’s finally complete! Probably what most people want to see is the Bombe in action so here we go. For those who haven’t been following the whole project basically I reverse engineered then build my own desktop version of the Bletchley Park Bombe, the machine the British used to help solve the Enigma code […]

Turing-Welchman Bombe physical build – part 10.

September 26th, 2015

I really need to start working on projects that don’t need so many bloody posts! Where was I up to? A lot has been happening but the Bombe is getting close to being done. I finished making the panels for it. On the rear panel I soldered on some brass hinges. The steel weights stopped the […]

Turing-Welchman Bombe physical build – part 9.

September 2nd, 2015

Right, latest progress. The poor Pi was dead so I ordered another (NZ$48 from Farnell as RS didn’t have any). It turns out I had also killed the LCD so I had to order another of those off eBay. That only arrived today. When the new Pi arrived (after only a few days) I had a […]

Turing-Welchman Bombe physical build – part 8.

August 19th, 2015

Well, a bit of a setback today. I replaced my main board with a new one that is using latches so the second and third drums hold their position much better between steps. That worked great. Except then when running through a Bombe run nothing would work properly! For some reason the motion of the drums was […]

Turing-Welchman Bombe physical build – part 7.

August 16th, 2015

This is turning into one of those projects. The never ending kind! Lets see, things were going well. During the week I painted the switch housing with crackle black. Being winter, even with a sunny day, it wasn’t warm enough to get the paint to ‘go off’ so I cheated and used a hot air […]

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