On Wed, 2 May 2001, you wrote:
> On 2001-05-01 classiccmp(a)classiccmp.org said:
> >On Wed, 25 April 2001, John Keys wrote:
> >> Picked the issue at the news stand today that had the 2 page
> >>article on classic computers staring our own Sellam Ismail. It
> >>was fun reading and now I have to see this former car plant that
> >>serves as your warehouse. I have to get me rich uncle so that I
> >>can get that kind of space. Articles like this are great for our
> >>collecting efforts as more and more people learn about they seek
> >>us out to donate their old computers. Keep up the good work.
>
> Is it possible to put a scan of this article online somewhere?
> This magazine isn't available over here...
I'm not able to do a scan just yet but here is a URL where an abstract of
the article can be found. Mind you, it's a very small excerpt. The full
article is two pages.
http://www.archaeology.org/curiss/abstracts/scene.html
Sellam Ismail Vintage Computer Festival
------------------------------------------------------------------------------
International Man of Intrigue and Danger http://www.vintage.org
Can't believe my luck having found an Apple /// with HDD and /// monitor for
not even $30 at a local fair here in Belgium. The guy had a whole pile of
them. He even "forgot" his only DOS system disk in my drive...
A once in a lifetime chance...
The_Applefreak
Hi,
I bought a Toshiba T2000SX laptop PC a while ago. This was made in early
1991. 16 MHz 386SX CPU, 1MB RAM on board with another 4MB on plug-in memory
card. Monochrome LCD screen, with VGA port on rear for connection to monitor.
Anyway, there seem to be two problems with it. Other than these, I can boot it
>from floppy disk and (just about) read text on the screen.
- The LCD backlight does not work. Is there a special key combination to turn
it on? Assuming it is faulty, how would I open up the screen; there doesn't
seem to be an easy way to do that.
- The supplied hard disk was a 40MB 2.5" Conner CP2044PK, seemingly
defective; it made funny noises when powered on. I replaced this with a
known-good Seagate 500MB drive. Still no luck, that drive is not
recognised. Perhaps the on-board IDE controller is faulty, or the machine's
BIOS is hard-coded for certain specific drive types?
Does anyone have any ideas?
-- Mark
I have this PDP-8/e with at least 12K of core, a spare KK8E board set I could
throw in a PDP-8/a box, and an RK8E on the way. The RK8E isn't coming with its
own set of module interconnects and I don't have any spares. Has anyone come
up with a decent substitute? I've only ever seen shallow edge connectors,
but I suppose they'd do.
I restored an H-11 that had been turned into a hex-wide box with home made
CD interconnects on one end (for an RLV11) by my old boss. He used Heathkit
backplane connectors (I have an unsoldered backplane from his spare parts
bin). I suppose if I had enough of them, it'd be worth manufacturing a
board to make it all more reliable (his were wire-wrapped).
Any suggestions?
-ethan
=====
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http://penguincentral.com/penguincentral.html
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From: Brian Chase <bdc(a)world.std.com>
>There is no VAXstation 3100/10! You might mean a VAXstation 3100/M30
>(a.k.a. the VAXstation 3100) or the MicroVAX 3100/10. The former has
the
>weird 68pin connecter, the later... well I don't know. I don't have one
>yet.
Likely he's lumping Decserver, Vaxserver, decstation and vaxstation
all in one pot. Some are similar, some are not! Also the model number
does not give away design date and the SCSI-II 50 pin systems were
earlier than the HD68.
Allison
From: Chuck McManis <cmcmanis(a)mcmanis.com>
>At 07:16 PM 5/3/2001 -0400, you wrote:
>>Only on the M76 and later machines.
>
>Tell that to the VS3100/M30 :-)
>
>I'm guessing its all VAXStation machines but its hard to be sure.
Vaxstation, Microvax3100 or Vaxserver3100 all mostly the same or similar.
>is a brass door that covers the card cage. Now I'm looking at one that
has
>a brass plate that covers both the card cage and much of the drive area.
>When was this introduced?
It's not brass it's Cd plated steel. Mid 80s. The first versions was
PDP-11
populated.
Allison
From: Chad Fernandez <fernande(a)internet1.net>
>BTW, I have an M3104. It's supposed to be an 8-line Asynchronous
>Multiplexor, with DMA. What does that mean/Do/etc?
>
>Chad Fernandez
>Michigan, USA
Eight serial ports that can run at full bore with minimal cpu drain.
Great for modems and serial interfaced printers.
Allison
From: Eric Dittman <dittman(a)dittman.net>
>> The SCSI connector on the back tends to be flaky on the MicroVAX
3100s?
>> Hmmm...that knowledge will save me a lot of frustration. Thanks...
:-)
>
>No, the SCSI connector is just a strange DEC-only format. It
>looks like a 68-pin SCSI connector, but it's not. You'll need
>the special SCSI cable to use external devices.
Only on the M76 and later machines.
Allison
On May 3, Chad Fernandez wrote:
> BTW, I have an M3104. It's supposed to be an 8-line Asynchronous
> Multiplexor, with DMA. What does that mean/Do/etc?
It's eight serial ports that use DMA (Direct Memory Access) to
transfer blocks of characters to/from buffers set up in the host
processor's memory. Using DMA is a way to improve the performance of
an I/O subsystem by reducing its dependency on the host processor for
moving data back and forth.
-Dave McGuire