Copyrights are valid (those affecting 1960) for 75 years, at least. That's
for whoever made them, assumed them, or what have you. Someone owns the
rights, whether the company exists or not.
-Mike
----------
> From: Joe <rigdonj(a)intellistar.net>
> To: Discussion re-collecting of classic computers
<classiccmp(a)u.washington.edu>
> Subject: Re: EC-1 (was Re: Re[2]: Computer Values)
> Date: Friday, May 29, 1998 9:34 PM
>
> At 09:23 PM 5/29/98 -0500, you wrote:
> >On Fri, 29 May 1998, Shawn Rutledge wrote:
> >
> >> FWIW, the company that currently sells Heathkit manual reprints
doesn't
> >> look too kindly on people publishing web manuals from what I've heard.
> >> I'd sure like to publish my stash too if I could do so without getting
> sued.
> >
> >Hmm, I know that any patents associated with the EC-1 have expired by
> >now, but I don't recall how long a copyright lasts (more than 38 years,
I
> >suspect).
>
> Yes, but are they still valid if the owner is out of business? I know
> the HK manuals are WIDELY copied and the copies sold. So are Tektronix,
HP
> and a lot of others, and they're still in business!
>
> Joe
>
> >
> >-- Doug
> >
> >
>
I know this MAY not be 10years yet, but its getting there.
Does anyone know a good place to get ISA and (especially) EISA token ring
cards? (IBM or 100% IBM-compatible prefered.) I figure there must be
someone who's got a bunch they'd love to get rid of. :) I don't want (or
like) any of this new PCI-based junk.
af
----------
Adam Fritzler
afritz(a)iname.com
http://www.afritz.base.org
----------
>>2)It mentioned a "new input device" that was before the Xerox machine,
>>to be used alongside the mouse, was flexible but required training.
>>What was it?
>
>Doug Engelbart designed a five-key keyboard that would do most of seven-bit
>ASCII by accepting chording combinations. His idea was that you'd always
>run the keyboard with one hand and the mouse with the other.
Sounds cool, but hard to use, especially in a time when to use a computer,
you needed to type at least 30-50WPM (WAM), and spent enough time on a
computer to compute in your sleep!!! That kind of typing can't be easy to
forget.
I recently saw a one-handed keyboard, which looked kinda like a MS
Natural Keyboard, with the right hand sawed off, and the numeric keypad next
to the left. It looked like there were a few extra keys, but you had a key
that you held down, kinda like shift, and it would make the oposite
character (like A for H, S for J, etc.)
Ciao,
Tim D. Hotze
email: desieh(a)southcom.com.au
desieh(a)bigfoot.com
museum_curator(a)hotmail.com
Apple Lisa Web Page:
http://www.southcom.com.au/~desieh/index.htm
thanks I'll have time in the next day or so to pull the thing apart and
relay back my findings............
-----Original Message-----
From: Tony Duell <ard(a)p850ug1.demon.co.uk>
To: Discussion re-collecting of classic computers
<classiccmp(a)u.washington.edu>
Date: Saturday, May 30, 1998 9:03
Subject: Re: Original IBM PC (was Re: Prices to pay for old
>[IBM PC floppy drives]
>
>> I get nothing out of them, no motor spin up, no led, no
>> nothing...................
>
>I've got the Type 1 drive schematics here (from the O&A TechRef volume 1).
>
>Let's go through the obvious things first.
>
>You have a DIP shunt (a little plastic block with shorting bars) in
>socket 1E of both drives, right? And a termination resistor pack in
>socket 2F of the drive physically furthest from the controller.
>
>Check that the cables on J4 at the back of the logic board are connected
>properly. There are some blank pins (4?) nearest to the edge connector,
>and then P8-P12 in order along the pins.
>
>Also, check the supply voltages - +5V and +12V at the drive when the
>machine is turned on. You do have the power cables plugged in, I trust
>:-) (don't laugh - I've forgotten them).
>
>OK, let's sort out the lack of LED first. Unplug the cable from the
>controller (leave it hooked up to the drives) and turn on the machine.
>
>Ground pin 3 of IC 3E (a 7407) in the drive. Does the LED come on now? If
>so, then suspect the controller, DIP shunt or cable. If not, then ground
>pin 4 of IC3E. If the LED now comes on, then IC3E is defective (or not
>geting power).
>
>Problem is, if IC3E is defective, then how many other parts have been
>damaged. 7407's are pretty reliable, so if it's damaged, it sounds like
>power problems. You didn't hook up the power cable backwards, did you?
>
>You can trace the motor on signal similarly. Try grounding pin 16 on the
>edge connector (the even numbered pins are on the top of the board,
>starting from the end nearest to the notch in the connector tongue), or
>equivalently pin 1 of IC3E. If the motor doesn't start,then try grounding
>TP13. If that starts the motor, IC3E is defective. If the motor still
>doesn't start then I'll have to talk you through the motor control board
>at the back.
>
>>
>>
>>
>
>-tony
>
Hi.
I recently picked up some more Convergent machines at a thrift shop. I was
pretty amazed; my 186 model was the only one I'd ever seen. Now I've got
286 and 386 models. Wow!
Anyway, I also picked up a few disk modules. Two 85 MB modules, I think.
(compare to my existing pair of 10 MB modules...) One is an 'expansion'
and needs to be connected to another disk module to work.
My problem is this: the one disk that has CTOS installed was set up as a
'Cluster Controller' and actually has accounts and passwords set up. I can
just press 'Go' at the login on my CM001 and use the system. This doesn't
work on the new system.
Is there a way I can recover the files on this disk (meaning the OS and
application software)? I have OS disks for the standalone version, but I'd
like to preserve the cluster controller so starting over is a
less-than-ideal option. I do have other working systems and parts
available to press into service for the cause.
Thoughts, hints, suggestions?
ok
r.
I have a Heathkit EC-1 analog computer in operational condition with
the patch cables, assortment of caps and resistors plus the operating
manual. I have entertained selling this (robbing Peter to pay Paul) to
help fund a 1939 pre-war television acquisition. A dilemma. Should I
part with the EC-1 I doubt I will ever find another. As toward the
value of the EC-1 I don't have a clue but would like to know what
anyone else thinks a fair price would be.
-Marty
______________________________ Reply Separator
_________________________________
Subject: Re: Computer Values
Author: classiccmp(a)u.washington.edu at internet
Date: 5/15/98 5:38 PM
On Thu, 14 May 1998, Marvin wrote:
> a TRS-80 Model 4P and a Coco 2. IMNSHO, the values of all computers will
> vary greatly depending on the knowledge and experience of the person
> doing the valuation. Hmmm, sounds just like *every* other form of
> collecting.
I used to collect coins when I was a kid, and the Blue Book (wholesale
values) and Red Book (retail values) were my bibles. Coins had a pretty
good grading system, and you could find fairly reliable production data.
I don't know of anybody that has tried to do anything close to this for
computers.
> I, for one, do like to see what E-Bay is doing. I kept track for a
> while of the people who were bidding on the stuff, and there were a
> number of people there who were collectors. Last year, I was bidding on
> a Sol-20, and the guy who outbid me won the bid at $800 or so. High? I
> talked with the guy later on, and the machine was in mint condition, had
> all the original documentation, and also included some of the
> peripherals. The Altairs that have been sold there are *all* selling
> below the prices I have seen for similar systems.
eBay and other online auctions are probably the best gauges of prices
there are, because they represent fairly efficient markets. In fact, some
online auctions that move their own inventory do regression analysis that
tells them more or less what price they can expect to get for any given
item. If somebody were to do the same analysis on person-to-person
auction data, that would be a very good starting place for a price
guide (especially from an auction like Haggle Online that also stores
condition, make, and model information :-).
If you only look at one or two anecdotal transactions, that doesn't tell
you much.
> FWIW, I tend to value my collection in the millions of dollars. And
> that is probably conservative ... if one were to go back in time and
> look at what the stuff cost new :).
The real question is what value does your insurance company place on your
collect. My guess is that they would value an Apple 1 based on a twenty
year depreciation starting with a $666 basis!
BTW, if, hypothetically, I were to find somebody willing to sell me a
Heathkit EC-1 analog computer in good condition, what value would you
experts assign to it, and what would you base your valuation on?
-- Doug
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From: Doug Yowza <yowza(a)yowza.com>
To: "Discussion re-collecting of classic computers"
<classiccmp(a)u.washington.edu>
Subject: Re: Computer Values
In-Reply-To: <355BB476.56756898(a)rain.org>
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I have started to dismantle my System/34 so that I can save at least
the parts until someone can get them. One question is, does
everything in each S/34 plug together the same way? If so, I don't
have to label the cables, which is going to be a looong task.
Also, how should I park/lock the 62 megabyte hard drive?
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
2 datapath boards I was missing for the 785, almost the rest of the 780
(Missing only one board! The microsequencer... [M8235]...)
Interesting toys include:
A DZV11. Does anyone have the pinout for the distribution panel for this?
And a SUMMUS 422-U controller.
It has a SCSI-style plug at the top, it's a quad-height ?bus controller,
and I'm told it wants a SCSI tape drive attached to it.
The main chip says "442/UDT 4641" on top. A ROM is on here, it says
"Viking U/B A4.4"
Any info on this?
-------
I remember back in the soviet union there were a couple of good
magazines for young people that had projects in them.I was too young
to build any of them, and you'd have a hard time getting a blank
PCB there anyway, but they had a primitive rover-like robot (with
programmable modules based on the arrangement of electrical traces
on a cartridge), an RC boat, etc. I'd love to get my hands on one
of those. When I go back there (hopefully in a couple of years), I
will be sure to photocopy some of the stuff. Nothing like "build 99
projects" of today.
>> >
>>
>> It's no loss IMO. Byte hasn't been worth the paper it was printed
on
>
>Agreed. I stopped reading Byte shortly after the last 'Ciarcia's
Circuit
>Cellar'. It's not that that was the only interesting article in it -
many
>of the programming articles were great as well. But all the good stuff
>went at about the same time, and Byte became yet another ready-built
>PC-clone mag.
>
>> for a looonnggg time. The same thing happened to Popular
Electronics,
>> another of good OLD magazines.
>
>Are there _any_ good electronics/computer mags left now (especially in
>the UK)? Elektor used to be good, but recently it's all been
>pre-programmed PLDs with no idea as to what's in them, controlled by
>binary-only software for Microsoft OS's. No interest there for me...
>
>>
>> Joe
>>
>>
>
>-tony
>
>
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
I emailed IBM. they said they transferred the stuff to someplace
called Greenleaf computers (I think, not sure). I didn't bother to
pursue it. They will be happy to give you the phone #.
>> Hi,
>>
>> Are technical references for IBM XT's / 286 machines avaialbe from
IBM
>> still? If so then I assume that they charge quite a bit of money for
>> them!
>
>AFAIK, all are out of print, but IBM probably have some remaining stock
>of most of them. I bought several manuals about a year ago.
>
>The XT Model 286 manual is unavailable.
>
>The others that you might need are :
>
>PC
>XT and Portable PC
>AT
>AT suplement for the type 2 board
>(those contain schematics of the motherboard and keyboard, BIOS
sources, etc)
>
>Options and Adapters. 2 volumes covering just about every card for the
PC
>and XT, monitors, drives, etc.
>O&A AT update (16 bit cards, serial/parallel adapter, etc)
>Scientific O&A (GPIB, DAC, PGC, etc)
>
>PC-jr (PC-jr motherboard _and all option cards_ for it in one manual)
>
>I posted the forms numbers (which you need to get them from IBM) on
this
>list a few months back - it's probably in the archives somewhere...
>
>They're not cheap, but not too expensive IMHO. Figure on \pounds 50.00
>per volume. I was pleasantly supprised by the ammount of information
that
>I got.
>
>> Jules
>
>-tony
>
>
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
I don't know if everyone has heard, but the July issue of Byte will be the
last issue. It's a sad day for the computer industry. While Byte has
become primarily a Windows magazine in the past few years, they were still
the closest thing to a general purpose magazine left, and the only
non-specialized computer magazine that I still bought.
The following C/Net article gives the details
http://www.news.com/News/Item/0,4,22532,00.html?st.ne.fd.mdh
Zane
| Zane H. Healy | UNIX Systems Adminstrator |
| healyzh(a)ix.netcom.com (primary) | Linux Enthusiast |
| healyzh(a)holonet.net (alternate) | Classic Computer Collector |
+----------------------------------+----------------------------+
| For Empire of the Petal Throne and Traveller Role Playing, |
| see http://www.dragonfire.net/~healyzh/ |
| For the collecting of Classic Computers with info on them. |
| see http://www.dragonfire.net/~healyzh/museum.html |
<Is there a socketed PLCC chip in the middle of the board? (the so-called
<GIME chip). If so, it's a 3.
Yes there is.
<The disk controller is basically a WD1773 + support circuitry. And a ROM
<containing the disk extensions to basic. Not trivial to build, but not
<impossible. You might find a second hand one somewhere.
The FDC is easy as I have 1793 and 8229(glue chip). The rom is a show
stopper. I'll have to keep an eye open.
Allison
On May 29, 6:53, Joe wrote:
> Cord wrote:
> >I just picked up an older style laptop that I need some hlp on. It is
> >a Toshiba T2200SX laptop.
> >1) I need a battery for this unit. I have the power supply, but the
> >battery with it won't charge.
> Your chances of finding another battery are slim. Even if you find one
> it will be old and probably won't last long. My suggestion is to take it
> to one of the battery places that rebuild batteries and have them replace
> the cells in your old battery.
If you can take the battery pack apart (separate it into single cells) in
such a way that it could be re-assembled, all is not lost.
The usual problem with NiCds is that internal crystal growth makes short
circuits; the battery will show virtually 0V. If you force a sufficiently
high current through the cell, it will often remove the short. However,
the current needs to be very high, and has to be of short duration to avoid
other damage.
The way I do it, is to charge a large electrolytic capacitor up to 20V -
30V, connect one side to one end of a cell with a short thick wire, and
touch ("flash") the other side to the other end with another short thick
wire. The spark is usually fairly dramatic, so it's best to touch the wire
to the terminals and not the case (lest the arc burn through it), and use
eye protection. Repeat as required until the cell shows some reasonable
voltage.
Then put the cell through a full-charge/deep-discharge/full-charge cycle.
I've resurrected quite a few NiCds with my 24V bench PSU and a 50,000mfd
30V electrolytic.
BTW, inside a lot of laptop batteries, you'll find a small metal box in
series with the cells. Don't throw it away; it's a thermal cutout intended
to prevent excessive current flow.
--
Pete Peter Turnbull
Dept. of Computer Science
University of York
Hi,
Are technical references for IBM XT's / 286 machines avaialbe from IBM
still? If so then I assume that they charge quite a bit of money for
them!
If you can't get them any longer, then has anyone scanned any of the
information and stuck it on the 'net anywhere? (Schematics are one
thing, I remember downloading lots of info on various things such as DMA
controller specs etc. a few years ago, and theamount of conflicting
information out there made it rather difficult to get anywhere!! :)
ta
Jules
I first discovered digital logic and TTL IC's about 1973, and wanted to
build something not trivial with them. The project I chose was John Conway's
game of "life" as described in Martin Gardner's Mathematical Games in
"Scientific American"
I ending using a 32x32 element grid using 2 (then expensive!) 2102 rams (No
A or other suffix then) I would calculate one generation from one ram and
write to the other. I used about a 60kHz clock and 74193 counters to
generate the addresses. The clock went to a decade counter and the first 8
states generated +/- x and y clocks to visit the 8 neighbors of a given
cell. If the cell was a "1", another counter was incremented, number of
neighbors. The 9'th state was at the given cell.
The rule was then used: Neighbors =2 and cell active, or Neighbors = 3, then
the new cell was active, otherwise it was not. The 10'th clock wrote the
cell to the new generation (the other ram). Thus 10 clock cycles were needed
for each cell, or 10240 for each generation. This was much faster than a
later 4MHz Z-80 program!
I displayed the results on a 5 inch oscilloscope, using 555 timers with PNP
transistor current sources to charge the timing capacitor, for x and y ramp
or deflection waveforms. This was straight out of a National Semiconductor
databook. The refresh rate was about 60Hz. The "load" signals for the
74193's was used to write data into locations from address switches. Finally
3 7490's and 7447's displayed the generation number on 7 segment displays.
It was fun to watch the generations flash by. The total number of IC's was
about 35 + 6 for the generation counter.
-Dave
-----Original Message-----
From: Tony Duell <ard(a)p850ug1.demon.co.uk>
To: Discussion re-collecting of classic computers
<classiccmp(a)u.washington.edu>
Date: Thursday, May 28, 1998 8:31
Subject: Re: Original IBM PC (was Re: Prices to pay for old
>> oh well with my 5150 it has two FH IBM drives in i and they both seem to
be
>> dead, Ive replaced the controllor card check the dips,
>> checked power output, it seems here in Austrlaia these drives are almost
>> impossable to get a hold of......
>
>I have schematics for these drives (in the IBM O&A TechRef) and the Tandy
>instructions for aligning the single-sided version. So I think we can get
>them working.
>
>You say they're 'dead'. How dead? Why you access them, does the motor
>start. Does the spindle rotate? Does the head carriage move to track 0
>when you first boot up the machine (turn off, move the head towards the
>spindle, turn on). Does the LED come on?
>
>Or do they seem to work, and go through all the motions, but give you
>data errors?
>
>>
>>
>>
>>
>
>-tony
>
email: desieh(a)southcom.com.au
desieh(a)bigfoot.com
museum_curator(a)hotmail.com
Apple Lisa Web Page:
http://www.southcom.com.au/~desieh/index.htm
I get nothing out of them, no motor spin up, no led, no
nothing...................
This is one of countless reasons that I regard the ADAM as not much more
<than a cruel joke ;) CP/M on a cassette based system? And one which
<uses a non-standard cassette format (off-the-shelf tapes won't work)...
<How many CP/M apps were produced in "Digital Data Pack" format? Any?
It was an attempt to produce a system that was low cost but still have a
block device (disk usually). The tapes were digital casette and was a
standard format for the time.
It was however an interesting machine. I'd love to find one and/or the
prints for it. I'm interested in how they did the tape system.
Allison
I have an old PC compatible computer and I also have a 14.4 Data/Fax
modem that uses the RS-232 port with the cable. My question is: how
can I get the two of them to work together. Can I use just a simple
term program to log onto a Unix host? How do I tell the computer that
I want it to check for the modem/phone line via the RS-232 port. My
computer also has a 2400 baud modem that isn't in use.
Thanks for any help!
--
____________________________________________________________
| Cord G. Coslor : archive(a)navix.net |\
| Deanna S. Wynn : deannasue(a)navix.net | |
| on AOL Instant Messenger: DeannaCord | |
| http://www.geocities.com/SiliconValley/Vista/4395 | |
|------------------------------------------------------------| |
| PO Box 308 - Peru, NE - 68421 - (402) 872- 3272 | |
|------------------------------------------------------------| |
| If you don't have AOL (like us) but want a great instant | |
| chat feature, just go to http://www.aol.com/aim | |
|____________________________________________________________| |
\_____________________________________________________________\|
Hi:
I just picked up an older style laptop that I need some hlp on. It is
a Toshiba T2200SX laptop. It is a 386 I believe, 3.5" floppy drive,
80 something meg hard drive, black and white LCD VGA display running
Windows 3.1. Here's what I am looking for, or at least some advice on
where to direct this help request to.
1) I need a battery for this unit. I have the power supply, but the
battery with it won't charge. The battery I have is made by Toshiba
and is model # PA2404U. Please let me know if you have one of these
or know where I could find one!
2) Modem. It has a 2400 baud modem with it. It is of the more modern
style (I think) in that the modem is a small card that inserts in the
side. It is labeled T24M - Modem - 2400 BPS - MNP5. On the back is
PC22-T24M. Here's the problem... there is a small 'port' that
supposedly is used for a special cable to connect the phone line to.
It doesn'e have the cable for the modem to the phone line. I am
interested in knowing where I may be able to find this special cable
to be able to use this modem. Also curious to know if the model of
laptop will handle new laptop modems. I know that many modern laptops
use this type of modem (slide in card), and would be willing to just
get a new modem if I can't find this special cable for this
particular modem.
3) Additional memory: It has 2 meg of RAM internally. In addition,
there is a 2 meg card, similar to the modem, that slides in on the
opposite side of the laptop. It is labeled Enhance Memory Products,
Inc., TMC02 2MB -- my question is: can I add additional memory... a
larger card? Are newer laptop memory cards compatible with this
computer
Anyway help would be greatly appreciated. If you have some of the
above items, please let me know and include the price you're willing
to sell it for. Also, a pointer to a better place to take this
request to (is there such a place? :-) would also be much
appreciated!
Thanks,
CORD COSLOR
--
____________________________________________________________
| Cord G. Coslor : archive(a)navix.net |\
| Deanna S. Wynn : deannasue(a)navix.net | |
| on AOL Instant Messenger: DeannaCord | |
| http://www.geocities.com/SiliconValley/Vista/4395 | |
|------------------------------------------------------------| |
| PO Box 308 - Peru, NE - 68421 - (402) 872- 3272 | |
|------------------------------------------------------------| |
| If you don't have AOL (like us) but want a great instant | |
| chat feature, just go to http://www.aol.com/aim | |
|____________________________________________________________| |
\_____________________________________________________________\|
Could someone describe to me the Colecovision family entertainment
system? It's a dual cassette deck with expansion ports, cartridge
ports, a phone jack, and 9-pin ports. Processor? RAM?
Also, I saw a Tandy Sensation (I think) system. Not quite classic,
it's and MPC 1 machine, looks like a DECpc. Has anyone known it?
Lastly, I saw an Apple //c setup guide. Why does it say only to use
the computer propped up by the handle?
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
Dang... it's ads like this that make me wish, sometimes, that I were a
lot closer to the midwest....
Anyway... if you're in a better position than me, and want to give a
good home to a darn good VAXen (definitely late-model), get in touch with
this guy.
-=-=- <snip> -=-=-
Message-ID: <356CD657.852FEBD4(a)sysman-inc.com>
Date: Wed, 27 May 1998 22:13:27 -0500
From: "Mark E. Levy" <levy(a)sysman-inc.com>
Reply-To: levy(a)sysman-inc.com
Organization: System Management Associates, Inc.
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Subject: VAX 3900 Free for the taking
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blushng.jps.net!news.eli.net!news-out.internetmci.com!newsfeed.internetmci.com!4.1.16.34!cpk-news-hub1.bbnplanet.com!chicago-news-feed2.bbnplanet.com!news.bbnplanet.com!news.dls.net!209.100.242.150
Xref: blushng.jps.net comp.os.vms:2601 comp.sys.dec:928
misc.computers.forsale:317
Available immediately:
VAX 3900, 32Mb, no licenses.
KDB50
Ethernet
KLESI
(2) RA90
(2) RA70
Emulex UC07 SCSI controller
TU81+
Complete only. Removing any part diminishes the value of the rest, and
I don't want to have to scrap it.
20 Miles north of Chicago. You pick it up or pay for shipping.
Serious inquiries only.
--
Mark E. Levy
System Management Associates, Inc.
OpenVMS, MacOS, Windows 95/NT, Networks
levy(a)sysman-inc.com
-=-=-=-=-=-=-=-=-
Bruce Lane, SysOp,
The Dragon's Cave BBS (Fido 1:343/272)
kyrrin {at} j<p>s d[o]t n=e=t
"...No matter how hard we may wish otherwise, our science can only describe
an object, event, or living creature, in our own human terms. It cannot possibly
define any of them!..."
<There's a little locking clip inside the drive assembly that holds the
<heads in place mechanically. Just flip it over the end of the retracted
<head assembly and tighten it with a screwdriver.
that would be the early model RL02s. The later ones it was a plastic
spring loaded arrangement that was pushed out of the way by installing
the pack. Transport all of them without a pack installed.
Allison
I have about half a dozen PS/2 model 55SX machines that I need to sell
or trade. They're all in excellent working condition with hard drive,
floppy drive, built in video/com/lpt/mouse ports. Can accept up to 16mb
of ram and runs a 386SX-16 processor.
These are tested and in good physical and working condition. Just add
SIMMs, keyboard, mouse and monitor. Great replacement for a flaky unit
or to add a machine for the kids. All have MS-DOS 6.2 on the hard drive.
Reference/Setup disk included.
Asking $30 each plus shipping. The Dallas realtime clock chip on the
board or even the floppy drive are worth that alone. Trades of other IBM
ISA, MCA or VLB equipment will be considered.
I also have 55SX motherboards in great condition for $10 each plus
shipping. Shipped in foam padded mailer with setup/reference disk. Just
open your dead machine and replace the board.
--------------------------------------------------------------------
Russ Blakeman
RB Custom Services / Rt. 1 Box 62E / Harned, KY USA 40144
Phone: (502) 756-1749 Data/Fax:(502) 756-6991
Email: rhblake(a)bbtel.com or rhblake(a)bigfoot.com
Website: http://members.tripod.com/~RHBLAKE/
ICQ UIN #1714857
AOL Instant Messenger "RHBLAKEMAN"
* Parts/Service/Upgrades and more for MOST Computers*
--------------------------------------------------------------------
I'm now on my fourth set of batteries for Toby-San, my T1000. The latest
set was purchased from 1-800-Batteries, a company that seems to have every
size and style of laptop and camera battery ever dreamed of. You can find
them on the web at http://www.800batteries.com.
-- BIll Sheehan
Joe <rigdonj(a)intellistar.net> on 05/29/98 02:53:59 AM
Please respond to classiccmp(a)u.washington.edu
To: "Discussion re-collecting of classic computers"
<classiccmp(a)u.washington.edu>
cc: (bcc: Bill Sheehan/Corporate/SWEC)
Subject: Re: old Toshiba laptop help (on topic??)
At 12:59 AM 5/29/98 -0700, you wrote:
>Hi:
>
>I just picked up an older style laptop that I need some hlp on. It is
>a Toshiba T2200SX laptop. It is a 386 I believe, 3.5" floppy drive,
>80 something meg hard drive, black and white LCD VGA display running
>Windows 3.1. Here's what I am looking for, or at least some advice on
>where to direct this help request to.
>
>1) I need a battery for this unit. I have the power supply, but the
>battery with it won't charge. The battery I have is made by Toshiba
>and is model # PA2404U. Please let me know if you have one of these
>or know where I could find one!
Cord,
Your chances of finding another battery are slim. Even if you find one
it will be old and probably won't last long. My suggestion is to take it
to one of the battery places that rebuild batteries and have them replace
the cells in your old battery. There is a place in Sanford, Florida that I
have used a lot and that I'm very happy with. Their name is TNR, I don't
have their phone number handy but you can get it from directory info. They
use good quality batteries so their batteries will usually last a lot
longer than the original ones since the OEMs usually use the cheapest junk
they can find.
Joe
Quick question, how does one make sure the heads of a RL-02 drive are
locked? I'm supposed to be picking one up this weekend (mainly for the
Q-Bus controller and diskpacks). I want to make sure I transport it
correctly since I might need it for my PDP-11/44 (still don't know the
state of it's drives.
On another note, anyone have any recommendations on where to get some RAM
boards for a /44? Once I have the packs that will be the only thing I'll
need (assuming everything works).
Zane
| Zane H. Healy | UNIX Systems Adminstrator |
| healyzh(a)ix.netcom.com (primary) | Linux Enthusiast |
| healyzh(a)holonet.net (alternate) | Classic Computer Collector |
+----------------------------------+----------------------------+
| For Empire of the Petal Throne and Traveller Role Playing, |
| see http://www.dragonfire.net/~healyzh/ |
| For the collecting of Classic Computers with info on them. |
| see http://www.dragonfire.net/~healyzh/museum.html |
"Max Eskin" <maxeskin(a)hotmail.com> wrote:
> So, indeed, you're talking about a keyboard buffer, only intelligent
> and on a much larger scale. Or multiprocessing.
Maybe Tim is, but on reflection (no pun) I'm not.
The terminal acts as a buffer for the data, not for the keyboard. The
keyboard is used to make changes to the data in the buffer and
initiate the transfer of the changed data back to the 3000. The
keystrokes themselves don't get sent to the 3000, only the edited
data.
-Frank McConnell
I'm looking for an operational Osborne I or Executive CPM machine to operate
or restore. If you know of one I would be interested.
Thanks! Joe Avery jvaverysm(a)sprintmail.com
-----Original Message-----
From: Joe <rigdonj(a)intellistar.net>
To: Discussion re-collecting of classic computers
<classiccmp(a)u.washington.edu>
Date: Thursday, May 28, 1998 1:58
Subject: Re: Original IBM PC (was Re: Prices to pay for old
>At 02:40 PM 5/27/98 +1000, you wrote:
>Desie,
>
> Let me know if you want some. There's plenty of them here in the trift
>stores. I can buy the entire PC for about $5. If you want some drives and
>are willing to pay the cost ($5) and shipping (?), I'll get some for you.
>
> Joe
>
>
>>
>>oh well with my 5150 it has two FH IBM drives in i and they both seem to
be
>>dead, Ive replaced the controllor card check the dips,
>>checked power output, it seems here in Austrlaia these drives are almost
>>impossable to get a hold of......
>>
>>
>>
>>
>
email: desieh(a)southcom.com.au
desieh(a)bigfoot.com
museum_curator(a)hotmail.com
Apple Lisa Web Page:
http://www.southcom.com.au/~desieh/index.htm
where abouts do you live??
to ship from anywhere other than within Austrlaia would cost a small furtune
considering the weight of a IBM PC
-----Original Message-----
From: Adam Jenkins <adam(a)merlin.net.au>
To: Discussion re-collecting of classic computers
<classiccmp(a)u.washington.edu>
Date: Thursday, May 28, 1998 12:04
Subject: Re: Compaq Portable in OZ?????
>
>>anyone on this list in OZ have a original Compaq Portable they want to
>>sell/trade or give away??
>
>Are you still after one? What are you after generally? I might have a
>lead on one, but I am inclined to keep my own unless it is for something
>urgent. :)
>
>Adam.
>
>
email: desieh(a)southcom.com.au
desieh(a)bigfoot.com
museum_curator(a)hotmail.com
Apple Lisa Web Page:
http://www.southcom.com.au/~desieh/index.htm
Im looking for a original Compaq Portable the first one, (1981-1982)
I have 2 x Compaq Portable IIs and I love them.............
In a message dated 98-05-28 21:20:23 EDT, you write:
<<
I believe it wants you to use the \\c propped up on the handle because
it will air out better. They didn't have as good fans as they do now in
those days. I'm not sure though. That computer is before my time (i'm
only 12). I'll check in my \\c manual though.
mike >>
because the //c was compact and had more capabilities in it than the //e, i
guess it runs much hotter so propping it up by the handle allows more air
access for cooling. i never had a problem with it though. i thought the
pivoting handle was just to tilt the keyboard for certain typists.
david
I believe it wants you to use the \\c propped up on the handle because
it will air out better. They didn't have as good fans as they do now in
those days. I'm not sure though. That computer is before my time (i'm
only 12). I'll check in my \\c manual though.
mike
I searched and came up blank! is that the part number or fru number? are you
sure thats the board number, or just a number for one of the components?
In a message dated 98-05-28 17:41:47 EDT, you write:
<< trying to find some info about an IBM ISA SCSI board which has
the following part number etched onto it 75H8895.
This group seems to have the most diverse resources of any I've seen
so I figured I'd give it a try and hope someone's got some info.
Any info on this not too classic board would be appreciated. >>
From: Joe <rigdonj(a)intellistar.net>
> Good question. I have a couple of 150s and I have WS for the 150 but my
> disks have bit rot :-(
Last time I was in Sunnyvale, CA I found a pile of WordStar 3.24 distribution
kits at Weird Stuff Warehouse. I payed (IIRC) $2 for the one I wagged off.
There were several other copies. They're marked "CP/M-86 or MS-DOS" or
somesuch only because it's not obvious from the documentation which version
it is; the one I bought is for MS-DOS and I presume the remaining ones are
as well.
I picked up a copy of Desqview/X there, too. It's a good thing I don't live
in Silicon Valley; Weird Stuff Warehouse would get all my money.
Roger Ivie
ivie(a)cc.usu.edu
How would you tell a prototype from the conversion?
thanks
Kai
-----Original Message-----
From: KFergason [mailto:KFergason@aol.com]
Sent: Tuesday, May 26, 1998 8:19 PM
To: Discussion re-collecting of classic computers
Subject: Re: Apple IIgs in Apple II case?
I can verify this. We got 2 beta units to develop on, in the IIe case.
I always wondered what happened to them.
Kelly
In a message dated 5/26/98 10:01:56 PM Central Daylight Time,
photze(a)batelco.com.bh writes:
> I seem to remember hearing (although I couldn't tell you where if my life
> depended on it...) that Apple made it's earlier IIGS prototypes inside of
> IIe cases.
> Ciao,
>
> Tim D. Hotze
>
So, indeed, you're talking about a keyboard buffer, only intelligent
and on a much larger scale. Or multiprocessing.
>> Back when I asked about the HP 3000, someone mentioned that it
>> processed data in blocks. What exactly does that mean? How does it
>> work?
>I think the comment you're talking about was directly related to
>HP3000 full screen editors; these generally need a HP terminal
>that's capable of block-mode operations. This means that
>the terminal is capable of simple on-screen editing tasks by itself,
>and transmits a bunch of changes to the computer only when the
>computer needs to ask for the accumulated changes.
>
>This is very different than the mindset in the microcomputer and Unix
>world, where it is expected that the main CPU will want to devote
>attention to each and every keystroke typed by every user, and then
>the main CPU will devote all its effort (for a little while) to
>echoing this single character. This simply isn't the way
>things are done on mainframes and "heavy-duty" mincomputer OS's.
>
>Tim.
>
______________________________________________________
Get Your Private, Free Email at http://www.hotmail.com
I'm trying to find some info about an IBM ISA SCSI board which has
the following part number etched onto it 75H8895.
This group seems to have the most diverse resources of any I've seen
so I figured I'd give it a try and hope someone's got some info.
Any info on this not too classic board would be appreciated.
Bill
+---------------------------------------------------------------------------+
| Bill/Carolyn Pechter | 17 Meredith Drive | Tinton Falls, New Jersey 07724 |
| 908-389-3592 | Save computing history, give an old geek old hardware. |
| pechter(a)shell.monmouth.com |
+---------------------------------------------------------------------------+
Pulled this from the web, and I know there are Sun users that might be
interested in these. Email Pat direct if interested...
................................................................................................................................
Pat Stakem <stakem(a)loyola.edu>
Columbia, Md - Wednesday, May 27, 1998 at 12:18:02
I have 5-10 spare Sun workstation video monitor cables (about 1
meter long, and
13w3 standard).
also,
5-10 spare type 4 keyboards, with optical mice.
email me if interested.
--------------------------------------------------------------------------------------------
--------------------------------------------------------------------
Russ Blakeman
RB Custom Services / Rt. 1 Box 62E / Harned, KY USA 40144
Phone: (502) 756-1749 Data/Fax:(502) 756-6991
Email: rhblake(a)bbtel.com or rhblake(a)bigfoot.com
Website: http://members.tripod.com/~RHBLAKE/
ICQ UIN #1714857
AOL Instant Messenger "RHBLAKEMAN"
* Parts/Service/Upgrades and more for MOST Computers*
--------------------------------------------------------------------
Check out Tandy's version of history from their web page:
"1977 TRS-80 Model I Personal Computer introduced.
(First mass-marketed personal computer. In contrast to
build-it-yourself computers available at the time, the TRS-80
was fully-wired and tested. Sold at a breakthrough price of
$599. More than 200,000 TRS-80 computers were sold from
1977 to 1981.)"
Ok, let's conveniently forget about the Apple ][. This is the most
blatant denial of reality and outright lie I've ever seen a company
publicly endorse.
"1980 TRS-80 Model 100 Portable Computer introduced.
(First computer ever to feature five programs and a
telephone modem built-in. Used by journalists throughout
the world.)"
First I question the year (I know it was later than 1980). This claim is
dubious at best. Mostly its broad and irrelevant. It seems they're
trying so hard to make this seem like a breakthrough (it was) that they
forgot to mention the real reasons why.
"1984 Tandy 1000 Personal Computer introduced.
(First PC-compatible personal computer. Within one year,
the Tandy 1000 became the best-selling PC-compatible
computer.)"
God, what a load of chicken turds. I think they missed this distinction
by 3 years and umpteen other companies. I'd like to kick the guy who
wrote all this crap in the nuts.
Sam Alternate e-mail: dastar(a)siconic.com
-------------------------------------------------------------------------------
Ever onward.
September 26 & 27...Vintage Computer Festival 2
See http://www.siconic.com/vcf for details!
[Last web page update: 05/11/98]
For anyone that's interested Steve Wozniak has a home page at
www.woz.org <http://www.woz.org> . He has a digital camera in his office
which you can point and zoom to see what he is up too, just click on the
wozcam button. His email address is also there, I have emailed him several
times about questions I had on the early days of Apple, he responded quickly
(few minutes). Generally if he can answer the question off the top of his
head, he will, otherwise he will politely tell you he is too busy. I think I
have used up my quota of questions for the year so perhaps someone on this
discussion group can organized a question of the month so he won't get
bombarded with a hundred questions and change his email address. Just a
thought.
steve
<At 10:42 5/28/98 -0700, Roger wrote:
<>Wordstar on the Otrona Attache was also very WYSIWYG because the Otrona
<>could do any video attribute Wordstar ever dreamed of....
<
<Nice keyboard, too.
Visual 1050 had all the char modes and graphics as well. The keyboard is
better than many.
Allison
"Max Eskin" <maxeskin(a)hotmail.com> wrote:
> Back when I asked about the HP 3000, someone mentioned that it
> processed data in blocks. What exactly does that mean? How does it
> work?
Tim's answer got part of it. Here's some more of the picture, maybe
in gorier detail than you wanted to know.
Many HP terminals are somewhat intelligent and can be told (via escape
sequence or strap setting) to operate in "block mode", where the
terminal buffers data in its local display memory and lets the user do
local editing of it there. There can also be protected and
unprotected fields, which basically turn the display into a fill-in
form where the user can type in the unprotected fields and not in the
protected fields.
Some keys (ENTER (not RETURN) and the function keys) will still
initiate a transfer to the host computer. How that works is a
collection of fiddly little details but I'm going to try to describe
it in terms of the DC1/DC2/DC1 block-mode handshake.
Once the form has been sent to the terminal by the application (which
basically sends escape sequences and text to set up the block mode, the
form, and the unprotected fields), the application starts a read. The
terminal I/O system then sends a DC1 (control-Q) to the terminal so the
terminal knows there's a read pending.
When the user presses ENTER or a function key to tell the terminal to
send the form, the terminal sends a DC2 (control-R) to the host as an
indication that there's a block of data ready for transmission. The
host does whatever it needs to do to get ready for the block (this was
important in the days of the Series II/III which used a terminal
controller that couldn't handle all 16 ports sending 2400 bps data at
the same time) and then sends another DC1 as a go-ahead, and the
terminal sends an escape sequence for the pressed key followed by the
block of data (usually the data from the unprotected fields on the
form, separated by field-separator (FS) characters, and finishing up
with a record-separator (RS) character). The terminal won't send anything
more 'til it sees another DC1 from the host.
OK, well, that's about what you see on the wire if you stick a serial
line analyzer in between the 3000 and a terminal, and watch as an
application written using one of the more popular block-mode
application subroutine libraries (VIEW aka V/3000 aka VPLUS/3000) is
in use. Later 3000s have terminal controllers that can handle full
speed on all ports, and they can use a simplified block-mode handshake
(i.e. the 3000 sends the initial DC1, and the terminal just sends the
block when the user presses ENTER or a function key).
The goal of all this was, as Tim said, getting a rather slow HP3000 to
run a surprisingly big bunch of terminals doing transactions against
data on the 3000. The 3000 didn't have to do any work for the user
until the user had the transaction edited on the screen, in particular
it didn't have to respond to every user keystroke, and as the terminal
didn't have anything better to do it could respond to the user's
keystrokes right away.
There were also some full-screen editors that relied on the terminal
to buffer lines of text and let you do your editing in the terminal.
Those I used tended to run in line block mode (vs. VIEW which I think
used page block mode) where once the user pressed ENTER the host would
home the cursor and start sending escape sequences ("<ESC>d" I think,
followed by a DC1 once the read was pending) to get the terminal to
send the current line 'til it got to the bottom.
Feel free to ask questions about this if you want to know more.
-Frank McConnell
From: Frank McConnell <fmc(a)reanimators.org>
> HPWORD was actually a little more WYSIWYG than, say, Wordstar, because
> the terminal actually had bold and italic faces and underlining
> features.
Wordstar on the Otrona Attache was also very WYSIWYG because the Otrona
could do any video attribute Wordstar every dreamed of: italics, underline,
strikethrough, bold, etc.
Roger Ivie
ivie(a)cc.usu.edu
Hi,
I've not participated much since I joined this mail group
a number of weeks back, so I thought I'd make myself heard.
A few of you seem to be pretty familiar with HP equipment
so maybe you can tell me what I have (or have not) here.
I pick up a box of junk at the local recycler several
weeks ago. It caught my eye because it has some microprocessor
emulator pods. In the box were the following:
Z8002 emulation pod, HP part # 64233A (says use with 64271A)
Z80 emulation pod, HP part # 64252A (says use with 64251A)
6801/6803 pod, HP part # 64256A (says use with 64255A)
also the following boards:
64300/66501 internal analysis bd
64154/66501 Static Ram board (only one of 4 rows has sockets installed)
64152/66501 Static Ram board (All 4 rows socketed and populated)
[both of the above have 2147 memory chips]
64211/66501 680x Control board
I called HP and asked what the pod normally connect to, just in
case it was still down at the surplus store and I had overlooked it.
HP says that they would normally be used with a "frame" (?) i.e.
some sort of general purpose analyzer having a part number of
29000 or 29120 (these two number are from memory since I can't
find my notes at the moment where I wrote down the two numbers.
It was either 29000 or 59000 but I'm pretty sure it was 29000).
I was attracted to the emualtion pods because they looked like
they had never been used. All of the pins appeared to be straight
and intact. There was protective foam one each pod.
What can you guys tell me about these? I'm thinking that without
the frame they are not very useful to me. Perhaps they're worth
something in trade?
Thanks,
Jon
"D. Peschel" <dpeschel(a)u.washington.edu> writes:
> I hope the invitation isn't directed at only one person. :)
Nope.
> One thing I realized from the exposure (and have since read about) is
> that the local editing features are usually horribly limited, _and_
> they're impossible to extend unless you modify the hardware. What
> kind of local editing do the HP terminals provide? (Any fancy cursor
> movement keys, line editing, cut- and-paste, etc.?) I'm trying to get
> a feeling for how well the HP editors stack up against more modern
> ones. The line editor sounds pretty nice, actually. (I use vi --
> which is the same kind of full-screen line editor -- a lot. The
> navigation commands are nice and quick.)
For what passes for full-screen editing, the display is pretty much
something you can type on. Cursor movements available are up, down,
left, right, page up, page down, home (top-of-buffer), and
end-of-buffer. Typing defaults to type-over but there is an
insert-char mode that you can turn on and off from the keyboard. If
you do this, wrapping is kind of simple (it will open up a new
next-line and wrap characters onto that as they go past the right
margin). Also you can delete characters from the keyboard (but this
does not un-wrap wrapped characters). It's also possible to delete
lines and add blank lines, and clear to end-of-display. Not
cut-and-paste, though; well, if you can use the memory lock feature
of the terminal you might be able to do it but some of the full-screen
editors used it in a way such that if you tried to use it you would
screw things up and lose work.
Things are somewhat different if protected fields are set up; those
will limit character insertion and deletion.
> I mentioned reading... there are stories about people trying to
> combine full-screen interactive editing with local terminal editing,
> and finding that the two don't mix. The people usually bit the
> bullet, invested in the extra hardware, and gave the workload back to
> the CPU. I think there was an enhanced version of TECO at Stanford
> that falls into this category. I know that Emacs on MULTICS was
> developed like that.
Mind pointing me to some of those stories.
HP did something odd in the early-mid 1980s: HPWORD. This was a word
processing system for the HP3000 that used 2626W (and later, 2628A and
HP150) terminals as intelligent front-ends. When you first started
HPWORD after turning the terminal on, it would spend about 10 minutes
downloading code to the terminal, and then the downloaded code ran the
interface and the communications link back to the HPWORD process on the
3000. I was told at the time that the terminal handled processing up
to the paragraph level, and got the 3000 to do anything larger.
HPWORD was actually a little more WYSIWYG than, say, Wordstar, because
the terminal actually had bold and italic faces and underlining
features. And it was nifty because you could queue up a print job
>from one terminal to a printer connected to another HPWORD terminal;
the backing HPWORDs running on the 3000 would talk to each other and
get the document printed. Oh, and someone could be typing on the
terminal that had the printer connected.
All in all, it was a cheaper solution than PCs in the 1983-1984 time
frame when we bought into it -- we didn't have to buy a printer for
every workstation, and we didn't have to pick a PC LAN with lots of
funny cabling.
> Personally, I found the local editing completely inadequate for
> dealing with the multicolumn file lists and pop-up windows the AS/400
> kept putting onscreen. Using only arrow keys to move the cursor to
> precise places all over the screen was a real chore. The designs of
> input and display just didn't match ewll.
Yeah, and back then I used to switch between editors depending
on the job at hand. Some things just work better with good old
EDIT/3000, and even for editing code I liked QUAD. Later when I
went to work at Wollongong I discovered Voodoo on the 3000 there
and got kind of used to it; it tries to be vi-like but the inherent
inability of the 3000's terminal I/O to accept characters without a
pending read (and to do anything else while there is a pending read)
really got in its way sometimes.
Now I just use Emacs (though not on the 3000), and quite frankly I do
think it works better.
-Frank McConnell
An IBM System 36 (Type 5336 or Type 5360 depending on whom you speak
to) is available free in Richmond, Virginia at CW Wright Construction
Company. Contact Vaughn Atkinson or Bob Jennings @ 804-768-1054 for
more details.
Marty
Hi,
I have a DEC Rainbow that I want to pass onto another collector. I live in
Cambridge UK, and while I can deliver for a short distance collection
would be the best as there are quite a few manuals that go with it.
Drop me an email if you are interested
--
Kevan
Old Computer Collector: http://www.heydon.org/kevan/collection/