using new technology on old machines. Was: PDP-12 Restoration at the RICM

Jarratt RMA robert.jarratt at
Wed Jun 17 14:46:33 CDT 2015

(I would change the subject line, but I am not sure how to do it in my
ISP's web mail client)

As far as I know XH558 will be permanently stationed at Finningley after
this year's flying season is completed. The full details are here:, including dates of flypasts and displays.



On 17 June 2015 at 12:16, Christian Gauger-Cosgrove <
captainkirk359 at> wrote:

> On 17 June 2015 at 05:09, Huw Davies <huw.davies at>
> wrote:
> > Funny I was discussing just this pair of planes last night - I last saw
> them fly in 1971 at RAF Shawbury. Of course they were both in active
> service then and I remember watching the Lightning do a supersonic pass
> with much joy.
> >
> Off topic for a moment but, do you know perchance what's going to
> happen to XH558 at the end of this year? I've never had a chance to
> see a flying Vulcan, and it's too bad I won't ever get to see one (nor
> did I get to see the awesome display of both of he flight worthy
> Lancasters flying together last year...).
> > Getting a little closer to the topic at hand, eventually parts will no
> longer be available for older computers so the decision will have to be
> made to either retire them or use more modern components to keep them
> going. Somewhat ironically the ones that can be maintained in ‘original'
> condition for longer may be the mechanical ones where replacement parts
> could be fabricated whereas valves and SSI TTL may not be able to be
> economically produced.
> >
> The point you raise is comparable to the fact that we'vve basically
> flown the life out of the last Avro Vulcan, meanwhile here in my home
> town we're still managing to keep an Avro Lancaster flying after all
> these years.
> Also, I realize anyone can infer where I live based on the statements
> in this e-mail, hah.
> Cheers,
> Christian
> --
> Christian M. Gauger-Cosgrove
> Contact information available upon request.

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