The National Museum of Computing

imcr

05 Jul 2014, 14:28

Here are some photos from my visit to the National Museum of Computing in Bletchley Park last year.

I don't have information for a lot of these boards so feel free to add any input and I'll update the post when I get a chance.

http://www.tnmoc.org/

1.

Image

2.

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3.

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4.

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5.

Image

... More to follow soon.
Last edited by imcr on 05 Jul 2014, 15:19, edited 1 time in total.

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BlueBär

05 Jul 2014, 15:03

Somebody should donate them a duster...

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seebart
Offtopicthority Instigator

05 Jul 2014, 16:14

Somebody should donate them a duster...
yeah really, it´s a museum !

Nice stuff though.

:ugeek:

DerpyDash_xAD

05 Jul 2014, 23:08

dude that place is 15 mins from me by car! Must do.

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dorkvader

06 Jul 2014, 02:28

#5 is an ICL: likely uses the ICL switch. not sure if the ICL at #4 uses it though.

2,3 on that racal board use microswitch (honeywell) hall effect switches, I didn't know racal used them (racal is british I think)

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Daniel Beardsmore

06 Jul 2014, 02:49

There weren't many British-made switches (the only ones I know of are Alphameric, ITW magnetic valve (US-owned before Devlin bought the tooling), possibly the big MEIs (as Devlin also sold those), and possibly also the rubber band MEIs as some (US?) company reported to me that they got theirs from a company in Britain, before we found out who MEI were) so it's quite normal to see foreign and foreign-owned switches in British computers, e.g. MEI, RAFI, Futaba, SMK. I suspect that some US companies set up production in the UK for cost reduction.

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