[Info-vax] Tadpole Alphabook 1 at last!
pos
prosullivan at hotmail.com
Wed Aug 31 21:49:09 EDT 2011
On Aug 21, 10:24 am, John Wallace <johnwalla... at yahoo.co.uk> wrote:
> On Aug 21, 7:52 am, hel... at astro.multiCLOTHESvax.de (Phillip Helbig---
>
>
>
>
>
> undress to reply) wrote:
> > In article <8JS2q.118520$Ll1.89... at newsfe24.ams2>, "Colin Butcher"
>
> > <colinDOT.butche... at xdeltaDOT.coDOT.uk> writes:
> > > It will work with the BA35x shelves and pizza boxes, provided you use 8bit
> > > discs and the 8bit HD SCSI connector cable and the 8bit SE terminator on the
> > > pizza box.
>
> > > You can boot from the external discs / CD. It's how I set mine up.
>
> > OK, but booting from external disks rather goes against the idea of a
> > laptop.
>
> > It is no longer supported with the latest VMS. (Of course, it might
> > work.) Such a beast would be nice to have, but I wouldn't want to run
> > an old version of VMS just for that.
>
> > How does it compare in speed to more familiar ALPHA systems?
>
> If you need to ask, you probably don't want to know?
>
> Performance is similar to a comparably-clocked Alpha Multia, which
> should not be a surprise, as they share major parts of the system
> design.
>
> The Multia was based on the 21066/21068, which was a high-integration
> version of the 21064 intended to permit a much smaller parts count in
> the overall system, because lots more was on the CPU chip (e.g. the
> memory controller was integrated, just add DRAM, no need for
> northbridge/southbridge/etc). Somewhere in that integration process
> something didn't quite go right and the performance relative to a
> 21064 of the same MHz was disappointing (in part due to the memory bus
> performance, iirc).- Hide quoted text -
>
> - Show quoted text -
Alphabook1 update.
Here at VMWORLD 2011, I managed to wind up the charon vax guys
immensely by appearing with the alphabook and saying ' well, actually,
I don't really need
your stuff, when I have this...'. The sound of jaws dropping was
suitably loud as well as cries of 'I've never seen one, etc etc etc'
so much so that some other ex-DEC did a video for youtube on it.
BTW, i Looked inside the drive caddy at the scsi 2 interface. Well,
since there weren't any SCSI 2.5 inch drives in 1996, and I don't
think my SBB can fit somehow,
tadpole made a scsi to ide adapter - and inside the caddy is an IDE
1.2Gb drive. It appears that an 8Gb drive is possible to run in there.
There is a 8Gb SSD drive with an 2.5 IDE adapter available for about
20 quid.
I wonder..........
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