At 08:51 PM 7/15/2015, Pete Turnbull wrote:
To the best of my knowledge, there are only three keys: the tubular
XX2247 which is used on most -8s and -11s including my 8/es and 11/34,
the one that looks like a filing cabinet key used on just a few
machines (all keyed alike), and the plastic "ke
think I have a drawer of them somewhere... HP keys as well.
Wonder how many 'buyers ' are out there!? ed#
In a message dated 7/15/2015 10:50:33 P.M. US Mountain Standard Time,
ccl...@sydex.com writes:
On 07/15/2015 09:50 PM, jwsmobile wrote:
> If you found someone making the keys, then
On 07/15/2015 09:50 PM, jwsmobile wrote:
If you found someone making the keys, then that is at variance with what
is going on in general, as I called several locksmiths and all of them
sing the same tune w/o prompting. The ACE way or the highway.
Oh, I'll bet that there's someone in the far E
>
> > Only two bidders (so far), of which Bidder s***e (695) is clearly
> > insane. :)
>
> Were these keys one size fits all? Or were they custom ala the IBM 5170 keys?
Most (and all that I have seen) DEC machines that used this type of key were
keyed alike
and took the XX2247. I believe you c
On 7/15/2015 8:17 PM, Ethan Dicks wrote:
On Wed, Jul 15, 2015 at 8:39 PM, Ali wrote:
>>Surely any competent locksmith could turn out one of these for less
>>money, complete with the stamp...
The key is "easy" (from the right place). The stamp is a little
harder these days, since not everyon
On Wed, Jul 15, 2015 at 11:52 PM, Ali wrote:
>> I've done it. ISTR it was around $8-$10 for one key. Might be $15
>> now. Copying pretty much always cheaper than code cuts...
> What I tried to do was take the lock in and have them make a key. Not just
> copy a key...
Right. More places can
> I've done it. ISTR it was around $8-$10 for one key. Might be $15
> now. Copying pretty much always cheaper than code cuts, but you have
> to find someone that can cut ACE tubular keys at all (vending machines,
> etc).
Ethan,
What I tried to do was take the lock in and have them make a key.
On Wed, Jul 15, 2015 at 9:48 PM, Chuck Guzis wrote:
> On 07/15/2015 06:37 PM, Mark J. Blair wrote:
>
>> Heck, I could crank out at least 40 of them tonight...
>> I guess I'll just need to pass on that extra $4000
>> of income. :D
>
> Just think of what they'd go for if they were *gold-plated*...
On Wed, Jul 15, 2015 at 8:39 PM, Ali wrote:
>> Surely any competent locksmith could turn out one of these for less
>> money, complete with the stamp...
The key is "easy" (from the right place). The stamp is a little
harder these days, since not everyone has the stamps.
> Maybe on the DEC keys b
This brings up a good point: just because a D Flip Flop is clocked by
something other than a system-wide (or subsystem-wide) clock does not
turn it into a latch. Flip flops can clocked by combinatorial inputs.
This can be a problematic thing of course, as they can cause glitch
problems - had a co
ok and added item there is min size for the min price too... so if
you can fit it in the footprint same charge
probably as they were sending the palletized stuff as padded.
I have had ties I needed some padded and there was still a min. amount
of poundage open so I put
probably as they were sending the palletized stuff as padded.
I have had ties I needed some padded and there was still a min. amount
of poundage open so I put palletized stuff on with the wrapped but
that was because it would have cost the same for the padded without the
pa
On 07/15/2015 01:24 PM, Noel Chiappa wrote:
> On 7/14/2015 7:36 PM, Jon Elson wrote:
> On the system 360 CPUs, they did not use flip-flops like we are used
> to, today. They used latches ... Since these were discrete transistor
> implementations, a real flip-flop was too expe
Wow! should I dig out my Herty-Gerty?
On 16/07/2015 00:13, Jay Jaeger wrote:
One size fits very many, but not all. I know for sure that the PDP-8/L,
PDP-8/m, PDP-12, PDP-11/20, PDP-11/40, PDP-11/45 and VAX-11/780 all use
the same xx2247 key. My PDP-11/24 has a silly plastic "anti static"
key,
On 07/15/2015 06:37 PM, Mark J. Blair wrote:
Heck, I could crank out at least 40 of them tonight with tools and
supplies already on hand (an XX2247 to copy, a tubular key copying
machine, a box of blanks, and a metal stamp set). But I closed my
eBay account, so I guess I'll just need to pass on
> On Jul 15, 2015, at 18:03 , Chuck Guzis wrote:
> But it sounds as if these XX2247 keys aren't particularly rare, nor are they
> beyond the possibility of duplication.
Heck, I could crank out at least 40 of them tonight with tools and supplies
already on hand (an XX2247 to copy, a tubular key
On 7/15/15 5:26 PM, Paul Anderson wrote:
I've used move it (CTS) since the 70s for padded van service and some
freight. I need some pallets moved and they quoted me today what I thought
was a rather high price.
I've seen here and talked with people who talked of other freight
forwarders and sh
On 07/15/2015 05:39 PM, Ali wrote:
Maybe on the DEC keys but trying to make a key for an IBM lock proved
impossible (i.e. make a key from the lock - not copy a key). Most
lock smith I talked to said they did not do that kind of work.
Sure, and there are locks for which blanks are not available
On 15/07/2015 21:55, P Gebhardt wrote:
Ok, now who can tell me why the hell people bid so much on the metal version of
the start/stop keys?
I'm rally curious about that!
> http://www.ebay.com/itm/281749697289
Plus $47.00 USPS Priority Mail International, and "International items
may be s
On 16/07/2015 00:13, Jay Jaeger wrote:
One size fits very many, but not all. I know for sure that the PDP-8/L,
PDP-8/m, PDP-12, PDP-11/20, PDP-11/40, PDP-11/45 and VAX-11/780 all use
the same xx2247 key. My PDP-11/24 has a silly plastic "anti static"
key, but the xx2247 works there, too. But m
Saul is indeed cited in the ACM article,
http://dl.acm.org/citation.cfm?id=365671
I know that Purdue had some folks that did their own maintenance, and
sure, by the late 1960's one could certain pick them up cheap - the gold
scrappers were not quite the issue they became later. I know this
becau
> One size fits very many, but not all. I know for sure that the PDP-
> 8/L, PDP-8/m, PDP-12, PDP-11/20, PDP-11/40, PDP-11/45 and VAX-11/780
> all use the same xx2247 key. My PDP-11/24 has a silly plastic "anti
> static"
> key, but the xx2247 works there, too. But my PDP-11/05 and GT40 use a
> d
> Surely any competent locksmith could turn out one of these for less
> money, complete with the stamp...
Chuck,
Maybe on the DEC keys but trying to make a key for an IBM lock proved
impossible (i.e. make a key from the lock - not copy a key). Most lock smith I
talked to said they did not do th
I've used move it (CTS) since the 70s for padded van service and some
freight. I need some pallets moved and they quoted me today what I thought
was a rather high price.
I've seen here and talked with people who talked of other freight
forwarders and shipping companies but can't find them now.
An
On 07/15/2015 01:49 PM, Al Kossow wrote:
http://www.ebay.com/itm/281749697289
Surely any competent locksmith could turn out one of these for less
money, complete with the stamp...
--Chuck
On 07/15/2015 04:05 PM, Jay Jaeger wrote:
Paul adapted PUFFT (Purdue University Fast FORTRAN Translator) to do
RS-232 bit serial I/O through a sense switch, and I wrote a spooling
program that ran on a Datacraft 6024 located in the same room to do the
card reading and printing. I suppose somewh
One size fits very many, but not all. I know for sure that the PDP-8/L,
PDP-8/m, PDP-12, PDP-11/20, PDP-11/40, PDP-11/45 and VAX-11/780 all use
the same xx2247 key. My PDP-11/24 has a silly plastic "anti static"
key, but the xx2247 works there, too. But my PDP-11/05 and GT40 use a
different kind
Holy cow.
On 7/15/2015 3:49 PM, Al Kossow wrote:
> http://www.ebay.com/itm/281749697289
>
On 7/15/2015 4:45 PM, Chuck Guzis wrote:
> On 07/15/2015 01:49 PM, Jay Jaeger wrote:
>> That would certainly be closer than any of the other examples that have
>> been thrown in the discussion. But it, of course, is much newer than
>> the 1400 series. IIRC, the discussion started when someone su
(sorry meant just for Sellam. Of course now I've made it worse by sending
again. Oy.)
> On Jul 15, 2015, at 3:37 PM, Steve Algernon wrote:
>
> I'm sure I can't afford it, but how much are you asking for the IMSAI?
>
> Or the SWTPC?
>
> Thanks,
> --sma
>
>> On Jul 15, 2015, at 12:32 PM, Sel
I'm sure I can't afford it, but how much are you asking for the IMSAI?
Or the SWTPC?
Thanks,
--sma
> On Jul 15, 2015, at 12:32 PM, Sellam ibn Abraham
> wrote:
>
>
> I'm continuing to sell off most of my remaining collection. Here's what I
> have available at the moment:
>
> DEC TX78U
> Da
On 7/15/2015 3:54 PM, Chuck Guzis wrote:
On 07/15/2015 01:30 PM, ben wrote:
Quick look on the web ... ARG! Max segment length 64K something.
Well, even in the late 70s, 64KB was still a goodly chunk of memory in
the microprocessor world. Which reminds me...
To bore you with another STAR tal
> Only two bidders (so far), of which Bidder s***e (695) is clearly
> insane. :)
Were these keys one size fits all? Or were they custom ala the IBM 5170 keys?
On Wed, Jul 15, 2015 at 1:49 PM, Al Kossow wrote:
> http://www.ebay.com/itm/281749697289
Only two bidders (so far), of which Bidder s***e (695) is clearly insane. :)
On 07/15/2015 01:30 PM, ben wrote:
Quick look on the web ... ARG! Max segment length 64K something.
Well, even in the late 70s, 64KB was still a goodly chunk of memory in
the microprocessor world. Which reminds me...
To bore you with another STAR tale--the machine had two page sizes--the
I'm continuing to sell off most of my remaining collection. Here's what I
have available at the moment:
DEC TX78U
Data Point Disc Drive
Four Phase Systems IV90
Honeywell DPS-6
IBM 3420 x2
IBM 3803
IBM Scalable Power Parallel System 9076
Microdata Royal E
Nuclear Data 9900
PDP 11/44
PDP 11/05
Pl
On 07/15/2015 01:49 PM, Jay Jaeger wrote:
That would certainly be closer than any of the other examples that have
been thrown in the discussion. But it, of course, is much newer than
the 1400 series. IIRC, the discussion started when someone suggested
that there were quite a few machines that w
On 7/15/15 10:28 AM, Noel Chiappa wrote:
Speaking of lights for feedback, anyone remember the 'run bar' - or whatever
they called it, my memory fails me - on the display on the Lisp Machines?
Actually, it was a series, IIRC - one for the CPU, one for the disk, etc. The
machine didn't have LEDs,
I am selling off my last PDP-1 replica front panel. This is a fully
functional replica PDP-1 front panel attached to the SIMH PDP-1 simulator
running on a PC via a custom interface. It functions almost exactly like
an actual PDP-1 front panel. You can deposit code/data from the front
panel
Ok, now who can tell me why the hell people bid so much on the metal version of
the start/stop keys?
I'm rally curious about that!
---
Pierre's collection of classic computers moved to: http://www.digitalheritage.d
http://www.ebay.com/itm/281749697289
That would certainly be closer than any of the other examples that have
been thrown in the discussion. But it, of course, is much newer than
the 1400 series. IIRC, the discussion started when someone suggested
that there were quite a few machines that were similar to the 1400
series in terms of v
On 7/15/2015 1:42 PM, Chuck Guzis wrote:
On 07/15/2015 11:29 AM, Jay Jaeger wrote:
Sigh. Again, the difference is between how OPERANDS were formatted vs.
INSTRUCTIONS. As I said, I agree that lots of machines had variable
length operands (including a couple at the bit level, which the 1400
ser
On 07/15/2015 11:29 AM, Jay Jaeger wrote:
Sigh. Again, the difference is between how OPERANDS were formatted vs.
INSTRUCTIONS. As I said, I agree that lots of machines had variable
length operands (including a couple at the bit level, which the 1400
series did not do except for an individual ch
A bit more searching around, and it seems that the 2260 is the same as an AST
PenExec.
Still looking for a manual, power supply and/or power connector pinout (it
hooks directly into the battery), or pinout on the 3 prongs (on laptop body)
that the battery plugs into.
thanks
--
alex
- Or
> On Jul 15, 2015, at 2:14 PM, Chuck Guzis wrote:
>
> On 07/15/2015 10:48 AM, Jay Jaeger wrote:
>> Lots of machines supported variable length operands (like the machine
>> you reference in the link, IBM S/360, Burroughs, etc. etc. However,
>> machines with variable length instructions not split
Hi Drlegendre,
How did you go about checking things out before you applied power for the first
time (again)? :) I think I need to check out the electrolytic capacitors and
the transformer at least.
In my system, the front panel is wired to the backplane along with the power
supply wires so w
Hi Guys,
Thanks for your help. It is a dream come true to recreate my first college
computer experience. Now I need to get my Teletypes and Lear Seigler terminal
online again. I really appreciate it very much.
Kip Koon
computer...@sc.rr.com
http://www.cocopedia.com/wiki/index.php/Kip_Koon
>
Catalog of programs revealed the emulator you referred to:
1620-13.0.016 (also 160-13.0.018)
141 Data Processing System - An educational Computer for Instruction in
Basic Programming.
http://www.bitsavers.org/pdf/ibm/1620/GC20-1603-10_1620_Catalog_of_Programs_Jan71.pdf
JRJ
On 7/15/2015
Sigh. Again, the difference is between how OPERANDS were formatted vs.
INSTRUCTIONS. As I said, I agree that lots of machines had variable
length operands (including a couple at the bit level, which the 1400
series did not do except for an individual character). But darn few had
variable length
> On 7/14/2015 7:36 PM, Jon Elson wrote:
> On the system 360 CPUs, they did not use flip-flops like we are used
> to, today. They used latches ... Since these were discrete transistor
> implementations, a real flip-flop was too expensive, but a latch could
> be implemented in a
On Wed, 15 Jul 2015, Chuck Guzis wrote:
FWIW, Dijkstra disliked the 1620 immensely. I don't recall his opinion of
the 1401.
There was a somewhat minimal 1401 emulator that could be run on the 1620
On 07/15/2015 10:48 AM, Jay Jaeger wrote:
Lots of machines supported variable length operands (like the machine
you reference in the link, IBM S/360, Burroughs, etc. etc. However,
machines with variable length instructions not split into any kind of
word boundary are not as common.
Sure, but t
I remember when U Wisconsin ECE got their PDP-11/20 and I saw DOS
FORTRAN get stuck for the very first time. I told the more senior
student who was responsible for getting things going, preparing
documentation, etc. that the machine was in a loop, and never coming
out. He laughed at me, claiming
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck
> Guzis
> Sent: 15 July 2015 19:03
> To: gene...@classiccmp.org; discuss...@classiccmp.org:On-Topic and Off-
> Topic Posts
> Subject: Re: Reproducing old machines with newer technology (Re: PDP-1
1440s and 1460s were architecturally 1401s (much as the 7010 is
architecturally a 1410 - software compatible). I have not heard of a
1450 anywhere, but seem to recall hearing about at least one 1460 and
see photos of them online.
On 7/15/2015 12:26 AM, William Donzelli wrote:
>> In the 7000 seri
On 07/15/2015 10:35 AM, Paul Koning wrote:
Then there was the very occasional early machine with no lights at
all — the CDC 6000 series is the one I can think of. But there you
had the real time console status display, which was even better —
updated just as fast but with a whole lot more info
From: Sherman Foy
> Re: the 12, you were either in LINC mode or PDP mode at any given time.
> These were NOT "parallel processors".
I don't disagree. I was speaking of the LINC-8, which was a very different
machine inside - it really was an 8 _and_ a LINC in a single box. The front
consol
I suggest that this is really somewhere in between, but MUCH closer to
the "original design" than to "if you design a circuit for an FPGA".
After all, in an FPGA, the original SMS cards from the IBM 1400/7000
series would not be present - so in that sense, nothing is really taking
the original desi
* Fred Cisin [150715 01:07]:
> On Wed, 15 Jul 2015, Kip Koon wrote:
> > Hi Guys,
> > I have finally decided to restore my original Altair 8800 which has been in
> > storage for over 30 years. Does anyone have a copy of Microsoft's Multiuser
> > Disk Extended Basic for the Altair 8800? When I was
Lots of machines supported variable length operands (like the machine
you reference in the link, IBM S/360, Burroughs, etc. etc. However,
machines with variable length instructions not split into any kind of
word boundary are not as common.
This isn't about whether a machine was good or bad / wor
The 8086 had four segment registers:
. . .
That certainly sounds reasonable, but,
have you noticed the difference in behavior of 8086/8088 V 80386?
Haven't. The SDM covers Pentium forward (and even then it attempts to
document the differences between the different models). I think
anythin
> On Jul 15, 2015, at 1:28 PM, Noel Chiappa wrote:
>
>> From: Sean Caron
>
>> Many examples of blinkenlights eye candy throughout computer history
>
> It wasn't _just_ eye candy; it was a real help in problem debugging (when the
> machine was stopped), and you could tell a lot about what the m
> From: Sean Caron
> Many examples of blinkenlights eye candy throughout computer history
It wasn't _just_ eye candy; it was a real help in problem debugging (when the
machine was stopped), and you could tell a lot about what the machine was
doing (when it was running) from the way the li
On 07/15/2015 07:16 AM, Paul Koning wrote:
I just found it, in the old (rev B) version of the System
Programmer’s Instant. It’s the 6411/6414 “Augmented I/O Buffer and
Controller”. And yes, it has its own ECS instructions, which use
what would normally be NOP opcodes. Interesting, given that
Dug back in my mailbox and Richard Cornwell was looking at this circa 2008-11.
There was
some work by JAM to OCR the listings. I don't remember if it was greenbar, and
if the background
was causing problems. The color scanner I use now does color dropout but it
would be a PITA to
rescan everyth
Wow, that trailer is one heck of a collection on wheels ... I see
everything from Novas to 88k systems ... hopefully this is saved by someone
... this is the largest agglomeration of DG equipment I've ever seen. Just
hook up your semi and go!
Best,
Sean
On Wed, Jul 15, 2015 at 10:37 AM, David W
Two sets of ALDs survive at CHM. There was someone working on a simulator who
was retyping the
diagnostics, but I haven't heard anything about that in a LONG time (2011-2012)
On 7/14/15 4:47 PM, Eric Smith wrote:
On Tue, Jul 14, 2015 at 9:58 AM, Jay Jaeger wrote:
I wonder if there is anywhere
On 07/14/2015 01:18 PM, Sherman Foy wrote:
It is possible that something written for the LINC would be run in LINC mode for high
percentages of the time. That code might have some "patches" that ran in PDP
mode after review and revision.
It could be that such code was modified from LINC cod
Not mine but could be interesting for anybody local...
http://www.ebay.com/itm/Trailer-full-of-Data-Genereral-computer-equipment-Gold-scrap-/191632887572
Cheers,
Dave
> On Jul 14, 2015, at 11:36 PM, Chuck Guzis wrote:
>
> On 07/14/2015 07:11 PM, William Donzelli wrote:
>>> I suppose you could view it that way. There were CPU-less 6000 boxes, but
>>> no PPU-less ones.
>>
>> Were the CPU-less 6000 boxes at least connected to "normal" 6000s with
>> CPUs using
Hi Kip,
Do you mean MITS Timesharing BASIC? I can't remember if Microsoft developed
it or not.
There's a copy of it on Mike Douglas's Altair Clone site, along with a
demonstration video.
http://altairclone.com/downloads/basic/Floppy%20Disk/
http://altairclone.com/downloads/manuals/MITS%20Timeshar
Hi Bill,
Thank you for contacting me. I'd enjoy collaborating with you on Altair
restoration. I took some photos a while back and put them in my dropbox at the
following link.
< https://www.dropbox.com/sh/88mp9wna3myb2ce/AABcNr_ne3ssgVSxR-_YiASva?dl=0>
Take a gander and let me know what you thi
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