Re: HP 2100A Restoration

On Mon, 1 Aug 2016 22:11:17 -0700 Bob Rosenbloom wrote: --snip-- > There's a bunch of small electrolytic capacitors on the Inhibit > Driver Load Card, A106, that needed to be reformed before my memory > would work reliably. > They reformed themselves in one of my units.

RE: HP 2100A Restoration

You need to get all the service and diagrams manuals for this machine. I think they are on bitsavers and the Australian HP museum site. You probably should go through both of said sites. > With regards to the power supply, I'm thinking my best bet would be to do a > power on with no cards in

Re: HP 2100A Restoration

On 8/1/2016 6:29 PM, Hayden Kroepfl wrote: Hi, I recently acquired a pair of HP 2100A minicomputers locally for very cheap. Don't think I could get much more local that a guy literally at the end of my street. He bought them at an auction over ten years ago, never powered them on, and left

Re: HP 2100A Restoration

With the supplies being switchers do not use a autotransfomer (Variac). If they were mine I would replace the caps even if it meant speing $100 or so and waiting. And being switchers they will need a minimum load to operate correctly. -pete On Mon, Aug 1, 2016 at 7:12 PM, Lyle Bickley

Re: MicroVax II

On 7/29/2016 10:30 PM, Jerry Weiss wrote: On Jul 29, 2016, at 8:30 PM, Zane Healy wrote: On Jul 29, 2016, at 6:08 PM, Douglas Taylor wrote: I just got a MicroVax II in the BA123 world box chassis. I has a TK50, RX50, RXDQ2, but no DEQNA. I'd

DEC Rack near Portland Oregon

Has Orange/Purple decorative top in good shape. No sides, door etc. I don't have it but it will be up for sale, I think they are asking around $50. Let me know if anyone is interested and I can pass the info on -pete

Re: Pictures per previous post

It's still there for you. :) -- Sent from my iPhone > On Aug 1, 2016, at 6:28 PM, killingsworth.t...@gmail.com wrote: > > Drat. I've always wanted to go poking around a Sun Graphics tower. > > Sent from my iPhone > >> On Aug 1, 2016, at 6:23 PM, Doug Fields wrote: >> >>

Re: Bill Gates: Windows 95 Was 'A High Point'

I remember BSOD after BSOD when Well, Windoze 3.00 was swamped with UAE ("Unexpected Application Error") One of the design goals of 3.10 was to "eliminate UAEs". Not as hard as it sounds! By 3.10, they were EXPECTED application errors. On Mon, 1 Aug 2016, Jerry Kemp wrote: :) Are you sure?

Re: Bill Gates: Windows 95 Was 'A High Point'

On 08/01/2016 08:32 PM, Brad H wrote: > Never did try OS/2. I had friends who were fanatics about it. There > was a big push back then to go to it. When that failed they rallied > to Linux. Really should set up a box here with it and try it out. I was an OS/2 developer from about 1.1 to Warp

Re: Bill Gates: Windows 95 Was 'A High Point'

Never did try OS/2.  I had friends who were fanatics about it.  There was a big push back then to go to it.  When that failed they rallied to Linux.  Really should set up a box here with it and try it out. Sent from my Samsung device Original message From: Jerry Kemp

Re: Bill Gates: Windows 95 Was 'A High Point'

On 08/ 1/16 09:47 PM, Fred Cisin wrote: I remember BSOD after BSOD when Well, Windoze 3.00 was swamped with UAE ("Unexpected Application Error") One of the design goals of 3.10 was to "eliminate UAEs". Not as hard as it sounds! By 3.10, they were EXPECTED application errors. :) Are you

Re: Bill Gates: Windows 95 Was 'A High Point'

Understood. That was OS/2 2.0 for me, after I had settled into OS/2 1.3 Unix took me longer to warm up to. Jerry On 08/ 1/16 07:29 PM, Brad H wrote: I would call Win 95 a high point also. I lived near Toronto at the time and remember the unfurling of a huge Win 95 banner down one side.

Re: Midwest Scientific Instruments 6800

Thanks Chris.. yes I think you are correct.  Here is a photo of it: http://s1381.photobucket.com/user/unclefalter/media/20160520_194139_zpswkjgwf17.jpg.html This is the CPU board.  I'm wondering why it has four EPROMs, and what the two unmarked do.  This is where I wish there were a

Re: Midwest Scientific Instruments 6800

I have all kinds of SWTPC 6800 stuff here and I think I recognize your floppy controller as a PERCOM LFD-400 board. These are somewhat unique because they are built around a sync USART (S2650) and use 10-hole hard-sector floppy media (just like Heath H17 and Northstar systems). Can you see

Re: Bill Gates: Windows 95 Was 'A High Point'

I remember BSOD after BSOD when Well, Windoze 3.00 was swamped with UAE ("Unexpected Application Error") One of the design goals of 3.10 was to "eliminate UAEs". Not as hard as it sounds! By 3.10, they were EXPECTED application errors. 98 SE got better me got worse XP was outstanding

Re: Bill Gates: Windows 95 Was 'A High Point'

NT 4.0 was ok, but for me Windows 2000 was the coolest thing ever since I could have stability AND play games on it. Playing with the W2K betas was fun, never got excited about a MS OS since then. Speaking of games Windows 95 was a huge shift in the world because while I got used to apps on

Re: HP 2100A Restoration

Hi Hayden, On Mon, 1 Aug 2016 19:29:05 -0600 Hayden Kroepfl wrote: --snip-- > With regards to the power supply, I'm thinking my best bet would be > to do a power on with no cards in the system. Though I'm not sure if > all the power rails would even come up without a load

Re: Bill Gates: Windows 95 Was 'A High Point'

    I would call Win 95 a high point also.  I lived near Toronto at the time and remember the unfurling of a huge Win 95 banner down one side. On Mon, 1 Aug 2016, Brad H wrote: Er.. that was.. 'down one side of the CN tower'.. :) I was trying to visualize the unfurling of a huge Win 95 banner

Re: Pictures per previous post

Doug we have a next cube, neat next monitor and NEXT laser printer at SMECC museum but alas no manuals Please advise Ed Sharpe archivist for SMECC ADDED NOTE need some great NEXT promo stuff to make the back drop for the display of this setup - - - -- - - - - -- - -

Re: Pictures per previous post

Just to clarify did you 'rescue' these hoping to find good homes for them later - or to keep for yourself? If the former I would definitely be interested in the TI Explorer - and the RT. Mike On Tue, Aug 2, 2016 at 10:23 AM, Doug Fields wrote: > I took these things home

HP 2100A Restoration

Hi, I recently acquired a pair of HP 2100A minicomputers locally for very cheap. Don't think I could get much more local that a guy literally at the end of my street. He bought them at an auction over ten years ago, never powered them on, and left them in his garage since. They've likely never

RE: How to get a Heathkit H8 to work with a serial terminal

Try in the SEBHC group: se...@googlegroups.com

Re: LASERS! && Freemont Street LED array (was Re: Cray J932SE (was Re: Straight 8 up on Ebay just now))

At 05:13 PM 7/19/2016, et...@757.org wrote: >I'm sure you know the thing about Garth/Dana Carvey? Him mentioning the Unix >book in Waynes World was a nod to his brother, his brother founded NewTek the >company behind the Amiga video toaster and the current NewTek Tricaster stuff? No, Brad was

Re: "non-polar" capacitor?

">Non-polar caps are used in locations where they must pass AC. Conventional polarized aluminum and tantalum capacitors are also used in locations where they must pass AC, such as interstage coupling capacitors and bypass capacitors, not to mention electrolytics as power supply filter capacitors.

Re: Bill Gates: Windows 95 Was 'A High Point'

On 08/01/2016 05:29 PM, Brad H wrote: > > > I would call Win 95 a high point also. I lived near Toronto at the > time and remember the unfurling of a huge Win 95 banner down one > side. There were events everywhere. MS was really at their zenith. > The excitement around that launch was like

Re: Bill Gates: Windows 95 Was 'A High Point'

hey! the start it up song sold me! it sure was a production eh? I installed it... I liked it.. 98 SE got better me got worse XP was outstanding I did fine with vista... 7 was better yet. skipped 8 bought never installed and used to up to 8.1 then used to up to

Re: Bill Gates: Windows 95 Was 'A High Point'

Here's some shots of it.  I forgot about the guy rappelling down the tower.   Don't think anyone rappelled for Windows 10! http://motherboard.vice.com/read/this-guy-rappelled-down-the-cn-tower-for-the-launch-of-windows-95 Sent from my Samsung device Original message

Re: Bill Gates: Windows 95 Was 'A High Point'

Er.. that was.. 'down one side of the CN tower'.. :) Sent from my Samsung device Original message From: Brad H Date: 2016-08-01 5:29 PM (GMT-08:00) To: "General Discussion: On-Topic and Off-Topic Posts"

Re: Bill Gates: Windows 95 Was 'A High Point'

I would call Win 95 a high point also.  I lived near Toronto at the time and remember the unfurling of a huge Win 95 banner down one side.  There were events everywhere.  MS was really at their zenith. The excitement around that launch was like nothing since.  I believe I got swept up and

Re: Bill Gates: Windows 95 Was 'A High Point'

"Windows '95 = Macintosh '89" On Mon, 1 Aug 2016, Jerry Kemp wrote: I was not aware all those pins existed. Did they (the pins) serve some special purpose, other than for someone to advertise an Apple product, on their shirt or hat? brand loyalty statement. (Ford V Chevy)

Re: Bill Gates: Windows 95 Was 'A High Point'

On Mon, Aug 1, 2016 at 4:25 PM, Cameron Kaiser wrote: > > > < > https://tech.slashdot.org/story/08/05/28/2214214/bill-gates-windows-95-was-a-high-point > > > > > http://cdn.cultofmac.com/wp-content/uploads/2015/08/introducing.gif > > I have a "Windows '95 = Macintosh '89"

Re: Bill Gates: Windows 95 Was 'A High Point'

> >>> > > > >> http://cdn.cultofmac.com/wp-content/uploads/2015/08/introducing.gif > > > > I have a "Windows '95 = Macintosh '89" pin on my iMac G4, as seen here: > >

Re: Bill Gates: Windows 95 Was 'A High Point'

I was not aware all those pins existed. Did they (the pins) serve some special purpose, other than for someone to advertise an Apple product, on their shirt or hat? Jerry On 08/ 1/16 06:25 PM, Cameron Kaiser wrote:

Re: Bill Gates: Windows 95 Was 'A High Point'

> > > http://cdn.cultofmac.com/wp-content/uploads/2015/08/introducing.gif I have a "Windows '95 = Macintosh '89" pin on my iMac G4, as seen here:

How to get a Heathkit H8 to work with a serial terminal

I posted this on vcfed and thought I'd ask here too. I have a working H8.  It has the basics plus a 64k ram card and serial/cassette card.  I have been looking and looking for info on what program to enter or rom change you have to make to get the machine to operate with a terminal.  

Re: Pictures per previous post

Hi: I'm definitely interested in the TI Explorer II, especially if it is working!!! - Original Message - From: "killingsworth todd" To: "General Discussion: On-Topic and Off-Topic Posts" Sent: Monday, August 1, 2016 3:28:50 PM

Re: Pictures per previous post

Drat. I've always wanted to go poking around a Sun Graphics tower. Sent from my iPhone > On Aug 1, 2016, at 6:23 PM, Doug Fields wrote: > > I took these things home with me: > > TI Explorer II > AT 3b2-1000-70 & BLIT monitor > Commodore 64 + disk drive > HP 85 (non-B, I

Re: AT 3b2, IBM RT, others

They were/are for sale at about $200 apiece, in Austin. See other message for which things I took. There were also a ton of vintage printing calculators, and about 5 huge PC boards for something with "Ametek S1" and other Ametek labels. shantaedai...@gmail.com -

Re: Pictures per previous post

I took these things home with me: TI Explorer II AT 3b2-1000-70 & BLIT monitor Commodore 64 + disk drive HP 85 (non-B, I think) Bunch of NeXT manuals and PowerPC 601/603/604 manuals Cheers, Doug > On Aug 1, 2016, at 6:05 PM, Glen Slick wrote: > > On Aug 1, 2016 2:57 PM,

Re: AT 3b2, IBM RT, others

Hello Doug, Thanks for the URL, the pictures are great. Sorry if I am missing something here. Are you at a Goodwill, or something similar in Austin? Are these items for sale? Or items to come pick up ASAP before they go to the recyclers? Thanks for clarifying, sorry if you posted this

Re: Pictures per previous post

On Aug 1, 2016 2:57 PM, "Doug Fields" wrote: > > Apparently the list strips HTML out, which I didn't know. > > https://www.icloud.com/sharedalbum/#B0ZGWZuqDGXYWQL < https://www.icloud.com/sharedalbum/#B0ZGWZuqDGXYWQL> > > Try that? > > Cheers, > > Doug TI Explorer II -

Re: Pictures per previous post

Apparently the list strips HTML out, which I didn't know. https://www.icloud.com/sharedalbum/#B0ZGWZuqDGXYWQL Try that? Cheers, Doug > On Aug 1, 2016, at 5:53 PM, Electronics Plus wrote: > > Except that there is no

RE: Pictures per previous post

Except that there is no link? I know someone who wants the RT computers! Cindy -Original Message- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Doug Fields Sent: Sunday, July 31, 2016 12:47 PM To: cctalk@classiccmp.org Subject: Pictures per previous post You can view

Re: AT 3b2, IBM RT, others

Hello Doug, Thanks for the post. I am assuming that this is all stuff that is up for "rescue"? Unless Seth Morabito wants/needs the ATT 3b2, I am very much interested in that equipment. I'm up north. About 30 miles north of Dallas. Jerry Kemp On 07/31/16 12:43 PM, Doug Fields wrote:

Re: Why classiccmp is awesome [junk spots to visit]

On 8/1/16 12:35 PM, Ali wrote: > Inventory tax? brain fart. that was repealed in 1979

Pictures per previous post

You can view my shared album on the web: Classic Computers Apparently I can do this easily through iCloud. The joy of modern computers. :) Cheers, Doug -- Sent from my iPhone

AT 3b2, IBM RT, others

I'm here in Austin picking up that Multiflow and they have a bunch of other computers. The most intact looking is an AT 3b2-1000-70. There are also two rude looking IBM RTs plus an Evans and Sutherland Freedom 1000 with Sun Graphics tower, a Sparc Printer, lots of old Apple printers, and other

Re: Concurrent Computer Corporation

Remove the part and set it in a device programmer ? On Sat, Jul 30, 2016 at 11:35 AM, Pontus Pihlgren wrote: > On Sat, Jul 30, 2016 at 01:58:49PM -0400, alexmcwhir...@triadic.us wrote: > > I know nothing about this machine in particular, but i know a decent > amount > >

Re: Concurrent Computer Corporation

On 2016-07-30 13:51, Pontus Pihlgren wrote: Hi I'm trying to revive and old unix machine. A Concurrent Computer Corporation series 8000. This seems to be a later version of Masscomp MC5600/MC5700 which has a manual in bitsavers. The system runs RTU (which I assumes means Real Time Unix). My

Re: ExpandaCore 18 core memory

Sometimes you are lucky... A friend got a lot of documentation in a haul just a few days ago, among it was some documentation about NORD-1 and the ExpandaCore-18 was among it. So now I have complete schematics and even some timing diagrams. :-) For reference I'll include the link to the

Re: Mall directory computers

I remember company using varian... v series.. minI to drive display was prototype in az. why varian? There were mivso in the 80s. And this was NOT early 80s Sent from my Verizon, Samsung Galaxy smartphone Original message From: Brad H

Re: Mall directory computers

It wasn't those two.. I remember Harvard Graphics.  It had a friendlier name than that.. Direct something?  Darn.  Gotta find it now. Sent from my Samsung device Original message From: et...@757.org Date: 2016-08-01 12:49 PM (GMT-08:00) To: "General Discussion:

Re: Mall directory computers

You know.. come to think of it.. it might have been something like this software I used to play with obsessively as a kid.  My Dad had it for our PC.  I completely forgrt the name.  It was a CGA graphics proto-Powerpoint kind of deal.  You could draw pictures, graphs etc.. and it also had clip

RE: Why classiccmp is awesome [junk spots to visit]

> That's one thing, and California's inventory tax, and the fact that > almost no manufacturing is done here, and eBay killing off walk-in > sales, and recyclers with required destruct, and on and on.. The > "Foothill" flea-market is a shadow of what it was in the past. Inventory tax? I am not

Re: Midwest Scientific Instruments 6800

On Mon, Aug 1, 2016 at 3:06 PM, Brad H wrote: > > > I had thought of locating original MIKBUG roms but can't tell for sure if > it would work. The system has four EROM sockets and they are all > occupied.. first two by this WEEBUG thing. > Finding SWTPC ROMs

Re: Mall directory computers

You know.. come to think of it.. it might have been something like this software I used to play with obsessively as a kid.  My Dad had it for our PC.   I completely forgrt the name.  It was a CGA graphics proto-Powerpoint kind of deal.  You could draw pictures, graphs etc.. and it also had

Re: Mall directory computers

I've been searching the dim recesses of my mind trying to remember the one at Oakville.  As I recalled the graphics output was quite slow.. it'd draw shapes individually and then fill in.  And the color was not great.  Must have been a CGA PC or some derivative.  This would have been

Re: Midwest Scientific Instruments 6800

I had thought of locating original MIKBUG roms but can't tell for sure if it would work.  The system has four EROM sockets and they are all occupied.. first two by this WEEBUG thing. Finding SWTPC ROMs would be difficult.  I am getting an original 6800 machine next week but I'm loathe to

Re: Why classiccmp is awesome [junk spots to visit]

On Mon, Aug 01, 2016, Al Kossow wrote: > That's one thing, and California's inventory tax, and the > fact that almost no manufacturing is done here, and eBay > killing off walk-in sales, and recyclers with required > destruct, and on and on.. The "Foothill" flea-market is > a shadow of what it was

Re: Midwest Scientific Instruments 6800

COSAM sells new reproductions for SWTPc btw. On Mon, Aug 1, 2016 at 2:57 PM, william degnan wrote: > > > On Mon, Aug 1, 2016 at 2:37 PM, Christian Liendo > wrote: > >> Shout right back! I have one but I haven't really played with it. >> >> On Mon, Aug

Re: Midwest Scientific Instruments 6800

On Mon, Aug 1, 2016 at 2:37 PM, Christian Liendo wrote: > Shout right back! I have one but I haven't really played with it. > > On Mon, Aug 1, 2016 at 1:32 PM, Brad H > wrote: > > Just thought I'd send out another shout out to anyone who

Re: Why classiccmp is awesome [junk spots to visit]

That's one thing, and California's inventory tax, and the fact that almost no manufacturing is done here, and eBay killing off walk-in sales, and recyclers with required destruct, and on and on.. The "Foothill" flea-market is a shadow of what it was in the past. On 8/1/16 9:27 AM, et...@757.org

Re: Midwest Scientific Instruments 6800

Shout right back! I have one but I haven't really played with it. On Mon, Aug 1, 2016 at 1:32 PM, Brad H wrote: > Just thought I'd send out another shout out to anyone who might have one of > these or is familiar with them.

Re: Mall directory computers

you should certainly open it up and remove the battery. I would guess the add on shell is a power supply, video modulator of some kind, and possibly a hard drive controller. On Mon, Aug 1, 2016 at 3:06 AM, Kevin Parker wrote: > I'm not exactly sure - it was one of

Re: Why classiccmp is awesome [junk spots to visit]

but the list is dwindling The rent is too high. -- Ethan O'Toole

Re: MicroVax II (Doug)

On 7/31/2016 10:38 PM, Douglas Taylor wrote: That sounds good. BTW, where do I go to get the VMS hobbyist license PAKS and downloads? I'm running into dead links. Doug Things recently (last few months) changed and the OpenVMS Hobbyist licenses are now handled by the HPE office in India.

Re: Bill Gates: Windows 95 Was 'A High Point'

http://cdn.cultofmac.com/wp-content/uploads/2015/08/introducing.gif On 8/1/16 1:47 AM, Jerry Kemp wrote: > Shared secondarily as a discussion item, but presented as a detail from a > discussion with another list member as a > discussion detail I couldn't find at the moment. > > > This data is

Re: Why classiccmp is awesome [junk spots to visit]

On 7/31/16 9:39 PM, Bob Rosenbloom wrote: > Halted was open as of last Thursday. > They moved to a smaller store space. Unfortunately, that meant that things like their good selection of edge connectors aren't out any more. Excess Solutions in San Jose is good mostly for parts. They've got

Re: "non-polar" capacitor?

At 04:03 AM 8/1/2016, drlegendre wrote: >Non-polar caps are used in locations where they must pass AC. Conventional polarized aluminum and tantalum capacitors are also used in locations where they must pass AC, such as interstage coupling capacitors and bypass capacitors, not to mention

RE: Mall directory computers

I'm not exactly sure - it was one of those things that someone gave me and I put it away - my policy is grab first and ask questions later so it doesn't become landfill. I have tried to research this based on info from another reply but no joy. I might open it up and see if there are any

Bill Gates: Windows 95 Was 'A High Point'

Shared secondarily as a discussion item, but presented as a detail from a discussion with another list member as a discussion detail I couldn't find at the moment. This data is not new and dates to 2008.

Re: "non-polar" capacitor?

It's pretty simple, really. Non-polar caps are used in locations where they must pass AC. Film caps (of various constructions) are practical until the values exceed a few uF. Once you need more than a few uF of non-polar capacitance, it's time to look at NP electrolytics, as they are the cheapest

Re: "non-polar" capacitor?

On 7/31/2016 12:37 AM, Ian McLaughlin wrote: Jim, These are non-polarized (or bi-polar) electrolytics. An example is the following digikey part number: 493-12697-3-ND You can always whip one up out of your junk box - just put 2 normal (polarized) electrolytic in series with the polarities

Re: Is MS-DOS, PC DOS and DR-DOS vintage enough to count?

On Sun, Jul 31, 2016 at 12:21 PM, jim stephens wrote: > I used Windows 95 for dos multitasking. Windows 95 booted the processors > into real mode dos, then ran the windows system out of that base dos much > like Windows 3.1 had. As such, the dos boxes all shared actual access

Re: Is MS-DOS, PC DOS and DR-DOS vintage enough to count?

On 07/31/2016 09:30 PM, jim stephens wrote: > If anyone on the list has it, I think there was a very detailed > walkthru about how this worked published as well, again I think it > was in a book, and may be hard to find. One of the "inside" or > "beneath" type books. Maybe someone has such with