Re: IBM System/32 available

> On Nov 10, 2015, at 07:55, Paul Berger wrote: > > For the burn in on the CRT, only half of the CRT is used so you can rotate it > 180 degrees if that has not already been done. That also works for 3741 key > to diskette machine, same display unit. I only noticed burn-in

RE: VT100 - FUN

> > They were for video in and out. You could sync the VT100 to a feed of > mono video and the overlaid > picture would appear on the screen and at the video out connector. Actually, I beleive (confirmed by the VT100 tech manual and schematics) that you have to sync the external video to the

Re: PDP 11/03

> On Nov 10, 2015, at 05:56, Noel Chiappa wrote: > > (Actually, although there are only 10 pins, it looks like the connector > housings will hold 14-pin shells, so it you want to not have to carefully > align the cable before plugging it in, go for 14's. Haven't tried

Re: IBM System/32 available

On 2015-11-09 10:53 PM, Connor Krukosky wrote: Wow that looks to be in fantastic condition considering its around 40 years old now! I really wish the best of luck to whomever gets it. I must say I'm very jealous ;) -Connor K On 11/9/2015 9:20 PM, Mark J. Blair wrote: At long last, here are

Re: VT100 - FUN

Now that would be a find. As it so happens one of the guys who worked with me at NL lives locally and we are both on the local council so I see him often. In fact his wife (also councilor) was here yesterday. As he was still there after I left to join DEC he may know more. The keyboards some

Re: WD9000 Pascal microengine schematics available

On 11/10/15 2:00 AM, GerardCJAT wrote: Help would be nice reverse-engineering the chipset. I also picked up some of the Russian versions of the >instruction decode chip. Any idea how one can do it ??? The same way the other NMOS devices like the 6502 have been done. Mapping the photos

RE: VT100 - FUN

> > I remember joining DEC in early October 1973. At the time I was working > for a small local company called Newbury Labs. When I was an undergraduate at Cambridge University (1985-1988) they were still using (somewhat later) Newbury terminals on the mainframe. Due to the metal cases they

Re: WD9000 Pascal microengine schematics available

My problem is I've not done it before. I also have the logic-analyzer-on-a-chip out of the 165xx series shot but not analyzed. http://siliconpr0n.org/archive/doku.php?id=mcmaster:hp:hp-c5_1fi1-0001 Don't you also need to "delayer" the chip to get all the hidden features? I thought the

Re: WD9000 Pascal microengine schematics available

On Nov 10, 2015 2:40 PM, "Brad Parker" wrote: > > > Don't you also need to "delayer" the chip to get all the hidden features? I thought the process of reconstructing the polygons required that each successive layer be exposed. From the "top" I'd think you'd only see a single

Re: PDP-11/45-55 CPU fan assemblies

-Oorspronkelijk bericht- From: Noel Chiappa Sent: Saturday, November 07, 2015 2:50 PM To: cctalk@classiccmp.org Cc: j...@mercury.lcs.mit.edu Subject: PDP-11/45-55 CPU fan assemblies Hi, all: I recently bought a PDP-11/45 [well, a /55, to be technical; the /45, /50 and /55 are

MAINDEC-11-DZQKC-E-D listing posted (Re: Deciphering PDP-11/05 ZQKC (Instruction Exerciser) MAINDEC failures...)

On 11/9/2015 3:42 PM, Josh Dersch wrote: > On Mon, Nov 9, 2015 at 12:37 PM, Jay Jaeger wrote: > >> On 11/8/2015 11:50 AM, Josh Dersch wrote: >> >>> >>> Anyone have any experience with this particular diagnostic? >>> >>> Thanks, >>> Josh >>> >> >> The version can normally be

Re: WD9000 Pascal microengine schematics available

On 11/10/15 3:47 PM, Brad Parker wrote: but what is special about the HP 165xx chip which Al referenced? Variations of that ASIC are the core of HP's logic logic analyzers for a LONG time (at least while they were using 68K processors). One of my back burner projects has been to understand

Re: WD9000 Pascal microengine schematics available

On 11/10/15 3:56 PM, Brad Parker wrote: fyi: from the 6502 faq: /* How do you turn bitmaps into polygons?/ We draw them in our custom Python app. We spent about two months looking at automatic vectorization and using the bitmaps to create polygon fragments, but neither of these was better

Re: WD9000 Pascal microengine schematics available

On Tue, Nov 10, 2015 at 1:39 PM, Brad Parker wrote: > Don't you also need to "delayer" the chip to get all the hidden features? > I thought the process of reconstructing the polygons required that each > successive layer be exposed. From the "top" I'd think you'd only see a >

RE: VT100 - FUN

> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of rod > Sent: 10 November 2015 17:05 > To: General Discussion: On-Topic and Off-Topic Posts > Subject: Re: VT100 - FUN > > I remember joining DEC in early October 1973. At the time I was working for a

Re: WD9000 Pascal microengine schematics available

On 11/10/15 5:50 PM, Eric Smith wrote: On Tue, Nov 10, 2015 at 1:39 PM, Brad Parker wrote: Don't you also need to "delayer" the chip to get all the hidden features? For late 1970s coarse geometry NMOS with only one metal layer, it's usually possible with only a single

Re: WD9000 Pascal microengine schematics available

fyi: from the 6502 faq: /* How do you turn bitmaps into polygons?/ We draw them in our custom Python app. We spent about two months looking at automatic vectorization and using the bitmaps to create polygon fragments, but neither of these was better than just sitting down and clicking out

Re: MAINDEC-11-DZQKC-E-D listing posted (Re: Deciphering PDP-11/05 ZQKC (Instruction Exerciser) MAINDEC failures...)

On 11/10/15 2:10 PM, Jay Jaeger wrote: A PDF is there as well as a zip file containing the original .tif files as Al Kossow prefers for submissions. (Al: Hint, Hint ;) ). Thanks! Just send me an email as you add things, and I will pick them up.

Re: VT100 - FUN

On Tue, Nov 10, 2015 at 07:52:51AM +, rod wrote: > > Now there was one interesting but little known VT100 feature. On the > back it had two BNC connectors. > They were for video in and out. You could sync the VT100 to a feed > of mono video and the overlaid > picture would appear on the

Re: PDP 8E Panel Paint Chipping - How to seal edges

Hi Al Thanks for the order - please remind me of your exact requirement Needless to say this is an issue I am all too aware of. This time round as per my updates we are going for a matte finish. My silk screen girls are deciding at which stage to put the matting agent on. They also

Re: VT100 - FUN

Ah yes forgot that bit (thirty plus years is a while back) Tee adapter on VT100 out, cable to cam sync in on cam - cam out to vt100 in. Ill give it a go later- my video titler has an ext sync connector On 10/11/15 10:59, Christian Corti wrote: On Tue, 10 Nov 2015, rod wrote: They were for

Re: VT100 - FUN

> On Nov 10, 2015, at 5:23 PM, Robert Jarratt > wrote: > > > >> -Original Message- >> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of rod >> Sent: 10 November 2015 17:05 >> To: General Discussion: On-Topic and Off-Topic Posts >> Subject:

Re: MAINDEC-11-DZQKC-E-D listing posted (Re: Deciphering PDP-11/05 ZQKC (Instruction Exerciser) MAINDEC failures...)

>Al Kossow wrote: >On 11/10/15 2:10 PM, Jay Jaeger wrote: A PDF is there as well as a zip file containing the original .tif files as Al Kossow prefers for submissions. (Al: Hint, Hint ;) ). Thanks! Just send me an email as you add things, and I will pick them up. I also notice that

Re: PDP 11/03

On Mon, 9 Nov 2015, Johnny Billquist wrote: Normally, you'd call them Tx, Rx and GND, but anyway... No, you do not need to loop back any signals. DEC didn't like to abuse modem control for flow control. What about the connections between the TTL signals and the line drivers/receivers? There

Re: VT100 - FUN

On Tue, 10 Nov 2015, rod wrote: They were for video in and out. You could sync the VT100 to a feed of mono video and the overlaid picture would appear on the screen and at the video out connector. AFAIR you couldn't. You had to synchronize the external video source to the VT100. Christian

Re: Keshe Plasma Energy (MAGRAV) Blueprints Available For Download

Sorry, but this is total bunkum. TNSTAAFL On Tue, Nov 10, 2015 at 9:21 PM, Jerome H. Fine wrote: > This hardware needs to be tested, but I don't have anything like > the hardware or the equipment to build and test it. > > From: "Starship Earth: The Big Picture"

Re: PDP 11/03

> From: Jim Stephensn > thanks for the help. Eh, always happy to help anyone with PDP-11 stuff. > the buddy mentioned above did a lot of dec maintenance and put these > cables in a pile as he found them.. They're probably worth a good bit now, given how scarce they are! ;-)

Re: PDP 11/03

On 2015-11-10 11:55, Christian Corti wrote: On Mon, 9 Nov 2015, Johnny Billquist wrote: Normally, you'd call them Tx, Rx and GND, but anyway... No, you do not need to loop back any signals. DEC didn't like to abuse modem control for flow control. What about the connections between the TTL

Re: Keshe Plasma Energy (MAGRAV) Blueprints Available For Download

This hardware needs to be tested, but I don't have anything like the hardware or the equipment to build and test it. From: "Starship Earth: The Big Picture" > Date: Thursday, 5 November, 2015 6:48 PM To: Steven Goldhar

Re: MAINDEC-11-DZQKC-E-D listing posted (Re: Deciphering PDP-11/05 ZQKC (Instruction Exerciser) MAINDEC failures...)

On 11/10/15 2:10 PM, Jay Jaeger wrote: On 11/9/2015 3:42 PM, Josh Dersch wrote: On Mon, Nov 9, 2015 at 12:37 PM, Jay Jaeger wrote: On 11/8/2015 11:50 AM, Josh Dersch wrote: Anyone have any experience with this particular diagnostic? Thanks, Josh The version can