Guess what ChrisB - the displays are in the other 5% ;-)
On 20 May 2017 at 13:48, ChrisB <ftog@xxxxxxxxxxxxxx> wrote:
> Ah, there’s another snag, DavidT: the simulators that I mentioned (we have
> two) were installed in 2004 and some display components are failing,
> components for which spares are no longer available. Last week some young
> and keen contract officers (on our side) found clauses in the contract
> which stated that the contractor would maintain 95% availability of spares
> for the life of the equipment (15 years). This came as a shock to the
> contractor’s chief engineer, as well it might.
>
> I don’t know about more savvy types on the List, but it would seem
> unreasonable for the contractor, a very well regarded designer and supplier
> of such kit, to be held to that sort of contract term – given the speed of
> obsolescence of the stuff that we are talking about. And having XP running
> the system is a minor problem in comparison . . .
>
> Chris
>
> > On 20 May 2017, at 13:08, David Thatcher <plusphoto@xxxxxxxxxx> wrote:
> >
> > Longer term, this may not be the case. Many organisations still use a
> > modern IBM AS/400 simply because they had an AS/400 25 years ago. Even
> > now, the cost of conversion would be significant and less favourable to
> > buying a replacement machine that supports your existing software.
> >
> > Modern design methodology is interesting. I've been away from
> > electronics manufacturing for over 20 years. I've recently been looking
> > at things in a consultant role, and I found a few weeks back that modern
> > component data sheets consistently show the bulk packaging
> > specification, and looking at online supply sources, they now show a
> > minimum guaranteed supply period. I'm sure this information was always
> > available during the pricing process (and why purchasing departments
> > existed 30 years ago), but now it's much easier to find at 'first look'.
>
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