I'm having some odd problems with a 7906 drive. I have the service manuals,
and it passes all the tests contained therein. However, none of those tests
involve writing, and reads done offline with the DSU are not verified. The
read/write testing relies on the diagnostics running on the cpu. I have the
diagnostic software for the 7905/06 drives and it does find problems
(sporadically). However, the dump it gives when it finds a problem is
somewhat less than succinct - looks like you have to have the manual for the
diagnostics to decode the dump, which according to the service manual can
point you to a specific circuit in the drive electronics.
Sooo does anyone possibly have the documentation/manual for the HP 7905/06
diagnostic program? Hoping for electronic format so I can look at it
quickly. I'm itching to get to the bottom of this.
I've got a single 486DX-33 CPU chip and a single 128K (64k?)static RAM
chip (IS61C64A-25b - ISSI mark). You don't even have to pay postage, just
claim it so I don't have to toss it. Comes in a nice little box with
anti-stat foam on the bottom.
g.
There's a big pile of RCA COSMAC development boards, mounted in rack
chassis, with "many" options (ROMs, memory, LED displays, power
supplies, etc) at the Black Hole in Los Alamos. Aka Los Alamos Sales Co.
I neglected to say some months ago, and it just popped into my head now.
I have the big fat RCA manual. I just have too much stuff ("just one
thin leetle mint sir!").
While I don't usually search eBay for this sort of item, a friend mentioned
something to me which prompted me to search for something magtape related and
I ended up bidding on this item and winning it (eBay will be my death):
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=2762437052&ssPageName=AD…
Anyway, I'm wondering if anyone can tell me what vintage it is and what
equipment it was used in? Pictures or URLs would be a bonus...
--tnx
--tom
Mike,
The last three or four messages that I send to you have all bounced.
Joe
>Date: Wed, 19 Nov 2003 15:18:16 -0500 (EST)
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>The original message was received at Wed, 19 Nov 2003 10:16:15 -0500 (EST)
>from 73.151.202.68.cfl.rr.com [68.202.151.73]
>
> ----- Transcript of session follows -----
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>Date: Wed, 19 Nov 2003 09:59:38 -0500
>To: Mike <dogas(a)bellsouth.net>
>From: Joe <rigdonj(a)cfl.rr.com>
>Subject: Re: looking for EXORcisor board
>In-Reply-To: <062501c3ae2f$fec16910$7162d6d1@DOMAIN>
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"Pertec Interface . . .
The unit hooks up to any computer with a standard parallel port for EZ data
migration between system platforms; from PC Networks, mid-ranges. . ."
--
The seller doesn't know what he's talking about..
I agree. Which is why I suggested Trinity College or somewhere in Stamford.
Anything else closer to NYC proper would be too expensive.
-----Original Message-----
From: cctalk-bounces(a)classiccmp.org
[mailto:cctalk-bounces@classiccmp.org]On Behalf Of Curt vendel
Sent: Wednesday, November 19, 2003 2:04 PM
To: General Discussion: On-Topic and Off-Topic Posts
Subject: Re: VCF East in 2004?
Boston is all well and good and if MIT were to allow something, that would
be great, but I think it should be moved down 100-150 miles to allow a lot
of the collectors in NJ/PA/OH to come, this is why, I think CT is a very
good locale.
Curt
----- Original Message -----
From: "Hans Franke" <Hans.Franke(a)mch20.sbs.de>
To: "General Discussion: On-Topic and Off-Topic Posts"
<cctalk(a)classiccmp.org>
Sent: Wednesday, November 19, 2003 1:13 PM
Subject: Re: VCF East in 2004?
> Am 17 Nov 2003 16:35 meinte Curt vendel:
>
> > > Hey, as a newbie to the group, I need to ask: is the VCF customarily
held
> > > at a particular time of year? I'll likely be around New York/New
England
> > > in late June or early July, and it'd be a happy coincidence if it just
> > > happened to take place right about then. :)
>
> > > (There. I've announced a timetable. Now the RCS has time to hide
before I
> > > get there. <g!> )
>
> > Well VCF (west coast and the original, 6 shows to date?) has always been
> > held in the fall (Sept - Oct timeframe usually as I've seen it, I've
only
> > had a chance to exhibit at one of them so far)
>
> > The 1st VCF East was in late spring (was it May??? I can't remember, it
was
> > a while ago...) I like the May/June timeframe myself...
>
> And then there's of course VCFe (5th issue coming up), always held
> on the weekend closest to 1st of May (next time May 1st/2nd). It's
> not to desirable to have both to close - next year it's already too
> close (less than 4 weeks).
>
> Also, Sallam, Boston in April migh still hold _snow_, something
> not seen in your area of CA for a long time - no, I'm not talking
> about a little bit of white stuff, but rather enugh and over more
> than just a few hours - but beeing the well educated young man as
> I know you are, you may have herared of.
>
> Am 17 Nov 2003 14:42 meinte Jay West:
>
> > c'mon... what about VCF central Sellam??
>
> I suggest Yates Center, Kansas, maybe not world's smaltest MoN-town,
> but with probably the one with highest classic computer to citizen
> ratio in the world :)
>
> Am 17 Nov 2003 16:23 meinte John Lawson:
> > Hey! Howsabout VCF-Not-So-West, here in Carson City?? Or Reno....
>
> Cool, we even don't need any artificial light, this place is known
> to be lit up by iridium flares :)
>
> > OR - buy a couple of semi-trucks - VCF Portable!!
>
> John, you're realy advancing on your way to become a real Hick/Geek
> crossover :) But yeah, come to think of it, the VCF Tour might
> be a real interesting idea.
>
> Am 17 Nov 2003 16:27 meinte Bryan Pope:
>
> > Well, how about VCF, eh? (in Canada!) ;-)
>
> Vintage Canadian Festival?
>
> > > OR - shutup!
>
> Err... I guess I better do so :)
>
> Gruss
> H.
> --
> VCF Europa 5.0 am 01./02. Mai 2004 in Muenchen
> http://www.vcfe.org/
>
On Wed, 19 Nov 2003 12:41:39 -0600 (CST),
cctalk-request(a)classiccmp.org wrote:
> ------------------------------
>
> Message: 9
> Date: Wed, 19 Nov 2003 08:31:49 -0800
> From: bob(a)jfcl.com (Bob Armstrong)
> Subject: Telnet to RS232 Gizmo?
> To: cctalk(a)classiccmp.org
> Message-ID: <03111908314964(a)jfcl.com>
>
>
> I want a little gizmo with an RS-232/DB25 on one
side
> and a RJ45/10baseT
> on the other. It should speak TCP/IP, specifically
> telnet, and convert it
> to RS-232. Kind of like a print server, except for
> telnet/RS232 instead of
> lpd/Centronics.
>
> The idea is to use it to put some of my old
computers
> on the network
> by plugging it into their console serial ports.
>
> There are enough microprocessors around today with
> embedded TCP/IP
> stacks that such a thing would not be that hard to
> build, but it
> sounds like the kind of thing that somebody else must
> have already
> done.
>
> Can anybody give me any pointers to such a gizmo?
>
Bob,
There are several single port terminal servers
available. I have used the PicoWeb and the
HelloDevice. The PicoWeb server is cheaper and
available from www.picoweb.net, but he did not
reply to my last emails. Instead we bought the
single port hellodevice model ls100 from www.sena.com.
the PicoWeb site has complete schematics etc. The
HelloDevice LS100 is more of production device. Its
also easier to setup and use.
>From memory, the PicWeb Server was about $90 and the
LS100 was about $130.
If you need lots of serial ports, perhaps a standard
terminal server would be better. Speaking of which,
does anyone know of a MOPD server for Windows 98?
Max
>It's called a "terminal server."
>Use a cheap terminal server.
I suppose, if you want 16-32-48 ports and a big honkin' box. I was
hoping for 1 port and a tiny box.
Bob