Archive for the 'ENIGMA machine watch' Category

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Turing-Welchman Bombe physical build – part 6.

August 11th, 2015

Right, pressing on here since I have cars I should be building so need this thing done! The other night I started making the covers. Well, the top and bottom ones. I will need to get more steel for the sides and back. On the top of the housing I brazed on a metal strap […]

Turing-Welchman Bombe physical build – part 5.

August 9th, 2015

Right, this weekend I had so much to do. Clean the house, cut and stack firewood, work on the car. I did none of that. I worked on this thing instead! Earlier in the week I painted the three drums. Three coats of gold then three of clear over that. They came out great! I also […]

Turing-Welchman Bombe physical build – part 4.

August 6th, 2015

Tonight I machined up the drum hub shafts from some brass rod. These are very simple. A beveled end and a groove for the rabbit clips to slip into on one end and a hole bored in the other that slides over the stepper motor shafts. The rod is a tight press fit into the […]

Turing-Welchman Bombe physical build – part 3.

August 3rd, 2015

More work on the Turing-Welchman-Keen Bombe. I think Harold Keen needs more recognition after looking at what’s involved in actually producing these things! I’ve been working on this a lot recently since it’s going well and I would like to see it done so I can get back into my vintage car stuff. I am […]

Turing-Welchman Bombe physical build – part 2.

July 30th, 2015

Even though I keep procrastinating about working on the Austin 7 it actually works out well since I am motivated to work on the Bombe. Following last nights few hours in the shed making the little clips, tonight I did a few more hours and started on the hubs. I didn’t complete them, it started getting late and […]

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