Re: Shugart 800 spindle bearings (Re: Shugart 800-8 media centering problem)

2015-08-18 Thread Jay Jaeger
On 8/18/2015 4:11 PM, tony duell wrote: > >> Yeah, but the TIP31A part is cheap, and is free air mounted on its leads >> - it isn't screwed down. I'd rather do the repair nicely. Anyway, it > > Sure... > > What I would do is bolt a tag + wire onto the tab of the old transistor (don't > tell

Re: More on manuals plus rescue

2015-08-18 Thread Sean Caron
I don't care too much about file sizes with how cheap storage is these days but I've done some scanning projects in the past and there's always a critic, LOL. Best, Sean On Tue, Aug 18, 2015 at 4:20 PM, Noel Chiappa wrote: > > From: Sean Caron > > > I have found that even fairly fine

RE: Shugart 800 spindle bearings (Re: Shugart 800-8 media centering problem)

2015-08-18 Thread tony duell
> Yeah, but the TIP31A part is cheap, and is free air mounted on its leads > - it isn't screwed down. I'd rather do the repair nicely. Anyway, it Sure... What I would do is bolt a tag + wire onto the tab of the old transistor (don't tell me you don't keep solder tags and small nuts/bolts (M3,

Re: More on manuals plus rescue

2015-08-18 Thread Mark Linimon
On Tue, Aug 18, 2015 at 08:54:39PM -0700, Brent Hilpert wrote: > I can understand why Al is peeved. IMHO the reply was conciliatory. I'm willing to give a little bit of the benefit of the doubt in the meantime. I don't expect to be best-friends with any/everyone on the list but I would like to h

Re: 5.25 floppies that read but don't write

2015-08-18 Thread Chuck Guzis
On 08/18/2015 09:05 PM, Marc Verdiell wrote: I have connected a 1.2M 5.25" floppy to my computer. After a bit of jumper learning and setting, it's recognized and reads my old DD and HD floppies fine. But for the life of me I cannot write to it. Not under DOS, Win98, or WindowsXP. Which all read

Re: RS-232 Tx / Rx monitoring LEDs?

2015-08-18 Thread Mark J. Blair
Those little RS232 testers with LEDs built into a double DB25 connector box are usually just made of LEDs and resistors connected to each signal line. They can load signals enough to cause problems at high speeds, with weak drivers, or with long cables, but usually they don't cause problems. If

Re: 5.25 floppies that read but don't write

2015-08-18 Thread drlegendre .
If reads go fine all around, but nothing will write, I'd be concerned that the write electronics (write amp, etc.) might be defective. But try Will'm D's suggestions, before taking that line, of course.. On Tue, Aug 18, 2015 at 11:12 PM, william degnan wrote: > Try swapping both a and b drives.

Re: 5.25 floppies that read but don't write

2015-08-18 Thread william degnan
Try swapping both a and b drives. Try with only 5 1/4" plugged in to a and then again to b. Makes a difference? Specify make and model of motherboard, drives. Describe cable. Describe ROM settings. Bill Degnan twitter: billdeg vintagecomputer.net I have connected a 1.2M 5.25" floppy to my

Re: More on manuals plus rescue

2015-08-18 Thread William Donzelli
> Ask Will Donzelli about the Cyber Resources rescue we did. > You'll not get any sympathy for waiting 'til the last day > from him or me. The Data General save was far worse. At least with CyberResources (mainly a New Jersey CDC reseller that had a very sizable library, for those confused by the

5.25 floppies that read but don't write

2015-08-18 Thread Marc Verdiell
I have connected a 1.2M 5.25" floppy to my computer. After a bit of jumper learning and setting, it's recognized and reads my old DD and HD floppies fine. But for the life of me I cannot write to it. Not under DOS, Win98, or WindowsXP. Which all read fine. But can't add a file. It goes through

Re: More on manuals plus rescue

2015-08-18 Thread William Donzelli
> Are you serious? Jason is currently sweating his balls off trying to save at > least a portion of a huge warehouse of unique documentation under an > incredibly tight deadline. Just for the record, the Manuals Plus hoard is not, in any way, a bunch of "unique documentation". Test equipment doc

Re: MAINDEX-11 CZKMA Diagnostic?

2015-08-18 Thread Don North
On 8/18/2015 7:36 PM, Ben Sinclair wrote: I'm again trying to debug my PDP-11/23, and I believe I'm having trouble with my M8067-LB/MSV-11 memory. According to the manual, there is a diagnostic program called CZKMA (for my 18-bit system), but I can't seem to find it. I have all of the xxdp imag

Re: More on manuals plus rescue

2015-08-18 Thread Brent Hilpert
On 2015-Aug-18, at 6:58 PM, Guy Sotomayor wrote: > On 8/18/15 6:35 PM, Shoppa, Tim wrote: >>> IA saturates the channel. Jason and IA are deliberately working to redirect >>> all search >>> traffic to IA from the original mirrors by constantly creating useless >>> 'new' content that >>> Google thi

RE: Speaking of Creating 5 1/4" floppies

2015-08-18 Thread Marc Verdiell
Try Imagedisk for DOS (with actually somewhat of an interface). Great software, superb manual. http://www.classiccmp.org/dunfield/img/index.htm Also Omnidisk for DOS (command line) http://www.shlock.co.uk/Utils/OmniDisk/OmniDisk.htm#Downloads And Omniflop for WinXP with a GUI http://www.shlock.c

Re: RS-232 Tx / Rx monitoring LEDs?

2015-08-18 Thread Jim Brain
On 8/18/2015 10:40 PM, drlegendre . wrote: As part of my C-64 RS-232 to M15 60mA CL project, I've put together a simple MAX232 based interface to connect the TTL levels on the C-64 to the standard RS-232 +/- levels. Is there any reason that I can or cannot install LEDs - on either side of the MA

RS-232 Tx / Rx monitoring LEDs?

2015-08-18 Thread drlegendre .
As part of my C-64 RS-232 to M15 60mA CL project, I've put together a simple MAX232 based interface to connect the TTL levels on the C-64 to the standard RS-232 +/- levels. Is there any reason that I can or cannot install LEDs - on either side of the MAX232 converter - to give some indication of l

Re: More on manuals plus rescue

2015-08-18 Thread Jay Jaeger
On 8/18/2015 8:35 PM, Shoppa, Tim wrote: >> IA saturates the channel. Jason and IA are deliberately working to redirect >> all search >> traffic to IA from the original mirrors by constantly creating useless 'new' >> content that >> Google thinks is real. >> >> I have watched over time as the v

Re: MAINDEX-11 CZKMA Diagnostic?

2015-08-18 Thread Glen Slick
On Tue, Aug 18, 2015 at 7:36 PM, Ben Sinclair wrote: > I'm again trying to debug my PDP-11/23, and I believe I'm having > trouble with my M8067-LB/MSV-11 memory. > > According to the manual, there is a diagnostic program called CZKMA > (for my 18-bit system), but I can't seem to find it. > > I hav

Re: DEC Fiche EP-M8436-MA-A

2015-08-18 Thread Paul Anderson
I have some DECMATE print sets, but not sure which ones. From what Jay says,It's in the DECMATE 1 set. I'll see what I can find. I need to take a few months and go through my fiche... Paul On Tue, Aug 18, 2015 at 5:50 PM, Robert Ferguson wrote: > Hi Everyone, > > I’m looking for a scan or a pr

Re: More on manuals plus rescue

2015-08-18 Thread Jason Scott
I am more than happy to discuss with people alternate ways that the information on the Internet Archive could be presented. On Aug 18, 2015 9:58 PM, "Guy Sotomayor" wrote: > > > On 8/18/15 6:35 PM, Shoppa, Tim wrote: > >> IA saturates the channel. Jason and IA are deliberately working to >>> redi

MAINDEX-11 CZKMA Diagnostic?

2015-08-18 Thread Ben Sinclair
I'm again trying to debug my PDP-11/23, and I believe I'm having trouble with my M8067-LB/MSV-11 memory. According to the manual, there is a diagnostic program called CZKMA (for my 18-bit system), but I can't seem to find it. I have all of the xxdp images from AK6DN, but this one doesn't appear t

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Jon Elson
On 08/18/2015 01:00 PM, Johnny Billquist wrote: The floating address space was pretty much there from the start for the Unibus, even before you had "large" systems. For most controllers, only the first one has a fixed address, and all others were assigned from the floating space. Makes sense

Re: DEC Fiche EP-M8436-MA-A

2015-08-18 Thread Jay Jaeger
MA == Module Assembly. These fiche have BLUE tops. I have one that is slightly newer: EP-M8436-MA-B . In my case, it is part of the VTERM Fiche set. (Mine is VTERM-000171). M8436 - VT278 CPU, Revs A, C M8437 - COMM Adapter, Revs A, C and D M8439 - RL01/RL01 Disk Controller, Revs A, B and C M8

Re: More on manuals plus rescue

2015-08-18 Thread Guy Sotomayor
On 8/18/15 6:35 PM, Shoppa, Tim wrote: IA saturates the channel. Jason and IA are deliberately working to redirect all search traffic to IA from the original mirrors by constantly creating useless 'new' content that Google thinks is real. I have watched over time as the volume of Google top

Re: More on manuals plus rescue

2015-08-18 Thread Shoppa, Tim
> IA saturates the channel. Jason and IA are deliberately working to redirect > all search > traffic to IA from the original mirrors by constantly creating useless 'new' > content that > Google thinks is real. > > I have watched over time as the volume of Google top search hits have > migrated t

Re: More Manuals Plus Rescue

2015-08-18 Thread Dave Woyciesjes
On 08/18/2015 04:51 PM, Torfinn Ingolfsen wrote: On Tue, Aug 18, 2015 at 2:38 PM, Shoppa, Tim wrote: http://ascii.textfiles.com/archives/4711 Choice quote: "I am writing this from the car, sitting in the passenger seat with my shoes off. I have been standing for 12 hours. I've been giving in

Re: test equipment / Re: Z80 / Z84C Swap (Doh!)

2015-08-18 Thread drlegendre .
Now totally OT, but in the broader world of YouTube info / tutorial vids, I really like Eric the Car Guy. Good info, solid technical practice and not a whole lot of obnoxious, overtly egotistical or other distracting behavior. Great channel for the DIY vehicle mechanic. On Tue, Aug 18, 2015 at 8:

RE: Analog to Digital Converter

2015-08-18 Thread dwight
Reading the note made me think of something else. If it is an SAR, and you read to soon, the LSBs of the incomplete conversion will always be the same. All ones or all zeros. If it is a Sigma-Delta, and the input has noise on it that is above the same rate, the LSB's will take on a random, all ones

DEC Fiche EP-M8436-MA-A

2015-08-18 Thread Robert Ferguson
Hi Everyone, I’m looking for a scan or a printout of the contents of DEC fiche EP-M8436-MA-A. It’s referenced at the top of page 163 of http://bitsavers.trailing-edge.com/pdf/dec/pdp11/xxdp/fiche_200dpi/0254_index_85-07.pdf, and allegedly contains the details for M8436, M8437,M8439, and M8440 b

Re: More Manuals Plus Rescue

2015-08-18 Thread Evan Koblentz
Choice quote: "I am writing this from the car, sitting in the passenger seat with my shoes off. I have been standing for 12 hours. I've been giving introductions and tours and explanations and theories and everything else that comes when you put a bunch of strangers together with a single-mi

Re: More on manuals plus rescue

2015-08-18 Thread Noel Chiappa
> From: Paul Koning > If you can, avoid black/white scans. The reason is that scanners are > often noisy in that mode ... Copiers used in scan mode are particularly > likely to do this. Such documents are also surprisingly hard to read, > look messy when printed, and utterly f

Re: More Manuals Plus Rescue

2015-08-18 Thread Torfinn Ingolfsen
On Tue, Aug 18, 2015 at 2:38 PM, Shoppa, Tim wrote: > http://ascii.textfiles.com/archives/4711 > > Choice quote: > > "I am writing this from the car, sitting in the passenger seat with my shoes > off. I have been standing for 12 hours. I've been giving introductions and > tours and explanations

Re: More on manuals plus rescue

2015-08-18 Thread Mouse
>> I have found that one can generally have one's cake, and eat it too: >> [...600dpi B&W...Group 4 compression...] > If you can, avoid black/white scans. The reason is that scanners are often $ Personally, what I would do is scan 300dpi greyscale (my scanner does 600 in only one dimension), the

Re: More on manuals plus rescue

2015-08-18 Thread Paul Koning
> On Aug 18, 2015, at 4:20 PM, Noel Chiappa wrote: > >> From: Sean Caron > >> I have found that even fairly fine detail reproduces okay with a 300 >> DPI scan ... there's no need in scanning with extraneous bit depth and >> then you start to get people complaining about file sizes > > I have f

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
Paul Koning skrev: (18 augusti 2015 21:55:23 CEST) > >> On Aug 18, 2015, at 3:48 PM, Johnny Billquist >wrote: >> >> On 2015-08-18 21:29, Paul Koning wrote: >>> On Aug 18, 2015, at 2:00 PM, Johnny Billquist >wrote: On 2015-08-18 19:05, Jon Elson wrote: ... > Most like

Re: More on manuals plus rescue

2015-08-18 Thread Noel Chiappa
> From: Sean Caron > I have found that even fairly fine detail reproduces okay with a 300 > DPI scan ... there's no need in scanning with extraneous bit depth and > then you start to get people complaining about file sizes I have found that one can generally have one's cake, and e

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Paul Koning
> On Aug 18, 2015, at 3:48 PM, Johnny Billquist wrote: > > On 2015-08-18 21:29, Paul Koning wrote: >> >>> On Aug 18, 2015, at 2:00 PM, Johnny Billquist wrote: >>> >>> On 2015-08-18 19:05, Jon Elson wrote: >>> ... Most likely, some board was added or removed from the system before you >>>

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
On 2015-08-18 21:29, Paul Koning wrote: On Aug 18, 2015, at 2:00 PM, Johnny Billquist wrote: On 2015-08-18 19:05, Jon Elson wrote: ... Most likely, some board was added or removed from the system before you got it, and it caused the vector to now be wrong. The vector is usually not the fir

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Paul Koning
> On Aug 18, 2015, at 2:00 PM, Johnny Billquist wrote: > > On 2015-08-18 19:05, Jon Elson wrote: > ... >> Most likely, some board was added or removed from the system before you >> got it, and it caused the vector to now be wrong. > > The vector is usually not the first victim. The CSR address

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
On 2015-08-18 19:05, Jon Elson wrote: On 08/18/2015 10:48 AM, Holm Tiffe wrote: Understand my quandary: I have changed not a single bit on the hardware while cleaning and repairing it and besides that DHU11-DHV11 Switch the board was in the published factory setting! DEC went to this floating a

Re: More on manuals plus rescue

2015-08-18 Thread Mark J. Blair
> On Aug 18, 2015, at 09:08 , Al Kossow wrote: > Jason and IA are deliberately working to redirect all search > traffic to IA from the original mirrors by constantly creating useless 'new' > content that > Google thinks is real. I'm rather skeptical of that claim. > I have watched over time as

Re: More on manuals plus rescue

2015-08-18 Thread Jason Scott
Are we going to do this here? I guess we're going to do this here. So, the way that I found out there was any issue at all happening between Al and myself was that a particular high spectrum colleague of mine happened to buffer a chat box in which Al insulted me. To say that I was floored and shoc

Re: RLV11 Debugging

2015-08-18 Thread Jay Jaeger
On 8/18/2015 11:33 AM, Johnny Billquist wrote: > On 2015-08-18 15:09, Jay Jaeger wrote: >> On 8/18/2015 7:46 AM, Paul Koning wrote: >>> On Aug 17, 2015, at 10:48 PM, Jay Jaeger wrote: BR level is the bus request level for an Interrupt. BR 4 is typical. >>> >>> On Unibus machines,

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Jon Elson
On 08/18/2015 10:48 AM, Holm Tiffe wrote: Understand my quandary: I have changed not a single bit on the hardware while cleaning and repairing it and besides that DHU11-DHV11 Switch the board was in the published factory setting! DEC went to this floating address/vector scheme back in the PDP-

Re: More on manuals plus rescue

2015-08-18 Thread Sean Caron
I agree, you really just have to try and run a test through with a representative page from the document with fine detail and see how it comes out ... I have found that even fairly fine detail reproduces okay with a 300 DPI scan ... there's no need in scanning with extraneous bit depth and then you

Re: Analog to Digital Converter

2015-08-18 Thread Douglas Taylor
On 8/15/2015 12:40 PM, tony duell wrote: I have a number of laboratory instruments that are from the 1990 time frame. They produce digital data that is the digitized signal from a detector, the data can be from 512 to 65K samples long. The ADC used in these instruments is a 16bit 100ksample/sec

Re: test equipment / Re: Z80 / Z84C Swap (Doh!)

2015-08-18 Thread Sean Caron
I used to watch Dave but his ego got to be a bit much for me ... I now prefer "mikesslectricstuff" and "w2aew" on YT when I'm looking for some inspiration in the form of a video. Best, Sean On Tue, Aug 18, 2015 at 9:12 AM, Jay Jaeger wrote: > On 8/17/2015 10:06 PM, drlegendre . wrote: > > @ J

Re: Shugart 800 spindle bearings (Re: Shugart 800-8 media centering problem)

2015-08-18 Thread Jay Jaeger
On 8/17/2015 11:14 PM, tony duell wrote: >> >> Well, in the process of repairing the Altos power supply I managed to >> break the center lead off of the TIP31A that feeds the 2N3055 series >> pass transistor. This time, I need to order parts. > > Do you? The centre lead (collector) is connected

Re: Clearpoint DCME/Q4E configuration

2015-08-18 Thread Johnny Billquist
On 2015-08-18 16:20, Noel Chiappa wrote: > From: Johnny Billquist > DEC's memory boards never had any jumpers for PMI as such. Yes, and if you plug one of their PMI memory boards into a Q/Q backplane, it will emit magic smoke, too! :-) I don't remember if I've ever tried that, but I

Re: RLV11 Debugging

2015-08-18 Thread Johnny Billquist
On 2015-08-18 14:46, Paul Koning wrote: On Aug 17, 2015, at 10:48 PM, Jay Jaeger wrote: BR level is the bus request level for an Interrupt. BR 4 is typical. On Unibus machines, more of the BR levels were used. The rule of thumb was BR4 for slow devices (like terminals and printers), BR5

Re: RLV11 Debugging

2015-08-18 Thread Johnny Billquist
On 2015-08-18 15:09, Jay Jaeger wrote: On 8/18/2015 7:46 AM, Paul Koning wrote: On Aug 17, 2015, at 10:48 PM, Jay Jaeger wrote: BR level is the bus request level for an Interrupt. BR 4 is typical. On Unibus machines, more of the BR levels were used. The rule of thumb was BR4 for slow de

Re: More on manuals plus rescue

2015-08-18 Thread Al Kossow
On 8/18/15 9:12 AM, Ian McLaughlin wrote: inflating the egos of the archivers? If you think this is an ego trip for ME, you haven't dealt with Jason Scott much.

Re: More on manuals plus rescue

2015-08-18 Thread Ian McLaughlin
> On Aug 18, 2015, at 9:08 AM, Al Kossow wrote: > > On 8/18/15 9:02 AM, geneb wrote: > >> Bullshit. His mirror has zero effect on your original site or organization. >> > > Google disagrees. > > IA saturates the channel. Jason and IA are deliberately working to redirect > all search > traf

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
On 2015-08-18 17:48, Holm Tiffe wrote: Johnny Billquist wrote: On 2015-08-18 14:17, Holm Tiffe wrote: What makes me wonder is that I've wrote that the vector of the card schould be 300...but: What makes you say the card should have vector 300? That exactly is the question... The thing is

Re: More on manuals plus rescue

2015-08-18 Thread Al Kossow
On 8/18/15 9:02 AM, geneb wrote: Bullshit. His mirror has zero effect on your original site or organization. Google disagrees. IA saturates the channel. Jason and IA are deliberately working to redirect all search traffic to IA from the original mirrors by constantly creating useless 'new'

Re: RLV11 Debugging

2015-08-18 Thread Jon Elson
On 08/18/2015 10:24 AM, Ben Sinclair wrote: So I'm apparently back to just trying to get the basic system running. I have no idea why this system is so flaky. One day it works great, the next it doesn't. Maybe it's just cursed! I ran a MicroVAX-II at home for 21 years, from 1986 to about 2007

Re: More on manuals plus rescue

2015-08-18 Thread geneb
On Tue, 18 Aug 2015, Al Kossow wrote: He destroyed the organizational schema of bitsavers when he "mirrored" it and had his little band of minions "curate" it for IA. Bullshit. His mirror has zero effect on your original site or organization. g. -- Proud owner of F-15C 80-0007 http://www.f

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Johnny Billquist wrote: > On 2015-08-18 14:17, Holm Tiffe wrote: > >What makes me wonder is that I've wrote that the vector of the card schould > >be 300...but: > > What makes you say the card should have vector 300? That exactly is the question... > > >$ mcr sysgen > >SYSGEN> SH/CONF > > > >

Re: More on manuals plus rescue

2015-08-18 Thread Al Kossow
On 8/18/15 8:26 AM, Ian McLaughlin wrote: Jason is currently sweating his balls off trying to save at least a portion of a huge warehouse of unique documentation under an incredibly tight deadline. Ask Will Donzelli about the Cyber Resources rescue we did. You'll not get any sympathy for wait

Re: More on manuals plus rescue

2015-08-18 Thread Ian McLaughlin
> On Aug 18, 2015, at 8:21 AM, Al Kossow wrote: > > On 8/18/15 4:33 AM, Shoppa, Tim wrote: >> I certainly feel bitsavers is a good model > > Too bad Jason Scott doesn't "get it" > > He destroyed the organizational schema of bitsavers when he "mirrored" it > and had his little band of minions "

Re: RLV11 Debugging

2015-08-18 Thread Ben Sinclair
Well, I tried a few things, including reading the CSR, which doesn't appear to be what I expect. I ended up removing the RLV11 and making sure my system was still passing the other tests, and I've found that I can no longer run JKDBD0 to test the CPU, which was working before. It never prints any

Re: More on manuals plus rescue

2015-08-18 Thread Al Kossow
On 8/18/15 4:33 AM, Shoppa, Tim wrote: I certainly feel bitsavers is a good model Too bad Jason Scott doesn't "get it" He destroyed the organizational schema of bitsavers when he "mirrored" it and had his little band of minions "curate" it for IA. THAT is why I will have nothing to do with hi

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
On 2015-08-18 14:17, Holm Tiffe wrote: What makes me wonder is that I've wrote that the vector of the card schould be 300...but: What makes you say the card should have vector 300? $ mcr sysgen SYSGEN> SH/CONF System CSR and Vectors on 18-AUG-2015 14:11:12.81 Name: PAA Units: 1

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Peter Coghlan
Holm Tiffe wrote: [snip] > > The additional VT420 is connected to txa3: and I haven't changed the term > parameters since reboot: > > $ sh term txa3: > Terminal: _TXA3: Device_Type: Unknown Owner: No Owner > >Input:9600 LFfill: 0 Width: 80 Parity: None >O

Re: Clearpoint DCME/Q4E configuration

2015-08-18 Thread Noel Chiappa
> From: Johnny Billquist > DEC's memory boards never had any jumpers for PMI as such. Yes, and if you plug one of their PMI memory boards into a Q/Q backplane, it will emit magic smoke, too! :-) I think that's why this thing has the jumpers - to allow it to be used in a Q/Q backplane. It

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Holm Tiffe wrote: > Holm Tiffe wrote: > > > Johnny Billquist wrote: > > > > > On 2015-08-18 11:31, Holm Tiffe wrote: > > > >Jerry Weiss wrote: > > > > > > > >>Sorry if some of the suggestions aren?t appropriate, was just throwing > > > >>a > > > >>few things out. > > > >> > > > >> > > > >>$ana

Re: More on manuals plus rescue

2015-08-18 Thread Alexandre Souza
I have many schematics scanned in 300dpi and they are great even for a3 printing. Take a lookk at "esquematico de informatica cce" (google it) as an example... Em 18/08/2015 10:36, "Tothwolf" escreveu: > On Tue, 18 Aug 2015, Shoppa, Tim wrote: > > I certainly feel bitsavers is a good model, and a

Re: More on manuals plus rescue

2015-08-18 Thread Tothwolf
On Tue, 18 Aug 2015, Shoppa, Tim wrote: I certainly feel bitsavers is a good model, and although I'm physically not too far away from the stuff, I'm not sure I have much to offer other than disk space on a server for staging. http://ascii.textfiles.com/archives/4695 (previous link: http://as

Re: test equipment / Re: Z80 / Z84C Swap (Doh!)

2015-08-18 Thread Jay Jaeger
On 8/17/2015 10:06 PM, drlegendre . wrote: > @ Jay, > > Ha, yeah.. I've seen a number of his vids.. Don't mean to offend, but he > comes off a bit squirrely (hyper) for me. > Probably has to or viewers would fall asleep. Jim Cramer on CNBC operates the same way. > Yet another freaking Aussie n

Re: RLV11 Debugging

2015-08-18 Thread Jay Jaeger
On 8/18/2015 7:46 AM, Paul Koning wrote: > >> On Aug 17, 2015, at 10:48 PM, Jay Jaeger wrote: >> >> BR level is the bus request level for an Interrupt. BR 4 is typical. > > On Unibus machines, more of the BR levels were used. The rule of thumb was > BR4 for slow devices (like terminals and pr

Re: PDP-12 Restoration at the RICM

2015-08-18 Thread Jay Jaeger
On 8/17/2015 1:51 PM, Rich Alderson wrote: > From: Jay Jaeger > Sent: Sunday, August 16, 2015 3:18 PM > > On 8/16/2015 9:00 AM, Michael Thompson wrote: > >>> We did a lot more debugging on the TC12 LINCtape controller. > >> Second gut hunch is that it would be hard to see how the drive could >>

Tired memory?

2015-08-18 Thread Noel Chiappa
So I've seen an odd phenomenon on some older QBUS memory boards I've got in. I can't understand it, and I'm wondering if anyone else has i) seen it, or ii) understand the cause. What happens is that the _first_ time I plug them in, some don't work - some (maybe all, sometimes) locations are mangli

Re: RLV11 Debugging

2015-08-18 Thread Paul Koning
> On Aug 17, 2015, at 10:48 PM, Jay Jaeger wrote: > > BR level is the bus request level for an Interrupt. BR 4 is typical. On Unibus machines, more of the BR levels were used. The rule of thumb was BR4 for slow devices (like terminals and printers), BR5 for fast devices (disks and tapes), B

More Manuals Plus Rescue

2015-08-18 Thread Shoppa, Tim
http://ascii.textfiles.com/archives/4711 Choice quote: "I am writing this from the car, sitting in the passenger seat with my shoes off. I have been standing for 12 hours. I've been giving introductions and tours and explanations and theories and everything else that comes when you put a bunch

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Holm Tiffe wrote: > Johnny Billquist wrote: > > > On 2015-08-18 11:31, Holm Tiffe wrote: > > >Jerry Weiss wrote: > > > > > >>Sorry if some of the suggestions aren?t appropriate, was just throwing a > > >>few things out. > > >> > > >> > > >>$analyze/error/since=today/full/include=tx > > >> > > >>

More on manuals plus rescue

2015-08-18 Thread Shoppa, Tim
I certainly feel bitsavers is a good model, and although I'm physically not too far away from the stuff, I'm not sure I have much to offer other than disk space on a server for staging. http://ascii.textfiles.com/archives/4695 (previous link:http://ascii.textfiles.com/archives/

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Johnny Billquist wrote: > On 2015-08-18 11:31, Holm Tiffe wrote: > >Jerry Weiss wrote: > > > >>Sorry if some of the suggestions aren?t appropriate, was just throwing a > >>few things out. > >> > >> > >>$analyze/error/since=today/full/include=tx > >> > >>Can you post a sample of the output for one

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Holm Tiffe wrote: > Jerry Weiss wrote: > > > Sorry if some of the suggestions aren?t appropriate, was just throwing a > > few things out. > > > > > > $analyze/error/since=today/full/include=tx > > > > Can you post a sample of the output for one of the lines that has an error? > > > > Regar

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Johnny Billquist
On 2015-08-18 11:31, Holm Tiffe wrote: Jerry Weiss wrote: Sorry if some of the suggestions aren?t appropriate, was just throwing a few things out. $analyze/error/since=today/full/include=tx Can you post a sample of the output for one of the lines that has an error? Regards, Jerry Hmm...

Re: Probs w. M3119 CXY08 MUX on VAX VMS 7.3

2015-08-18 Thread Holm Tiffe
Jerry Weiss wrote: > Sorry if some of the suggestions aren?t appropriate, was just throwing a few > things out. > > > $analyze/error/since=today/full/include=tx > > Can you post a sample of the output for one of the lines that has an error? > > Regards, > Jerry > Hmm... $analyze/error/s

RE: test equipment / Re: Z80 / Z84C Swap (Doh!)

2015-08-18 Thread Dave G4UGM
The videos below are from 2009 so are now 6 years old, so about the same age as windows/7. I don't know of any modern USB scope that does equivalent time sampling. Memory Depth isn't so important as USB2 means you can shift the data pretty quickly into the PC. I also note he says proudly he do

RE: test equipment / Re: Z80 / Z84C Swap (Doh!)

2015-08-18 Thread Dave G4UGM
> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Eric Smith > Sent: 18 August 2015 06:52 > To: General Discussion: On-Topic and Off-Topic Posts > > Subject: Re: test equipment / Re: Z80 / Z84C Swap (Doh!) > > I wrote: > > If a person has any reasona