Re: Discord

2019-11-16 Thread Anders Nelson via cctalk
FWIW Medal of Honor is one of my all-time favorite games, and definitely my favorite WW2 game. Nice job. On Sat, Nov 16, 2019, 2:01 AM Steve Malikoff via cctalk < cctalk@classiccmp.org> wrote: > J said > Discord is great for real time text chat back and forth. There are also > audio and video

Re: Repurposing cable for IBM Model M Keyboard

2019-11-06 Thread Anders Nelson via cctalk
Maybe buy a more modern cable and hack that instead?: https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.com%2Fulk%2Fitm%2F283062451183 On Wed, Nov 6, 2019, 9:57 AM Liam Proven via cctalk wrote: > On Wed, 6 Nov 2019 at 15:31, Rob Jarratt via cctalk > wrote: > > > > However, I now

Re: ADM-3A question

2019-08-14 Thread Anders Nelson via cctalk
"and that's why he's cranky. (Well, more so than he usually is :-)" A wealth of vintage cmp information, but good heavens he is cranky. -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Aug 14, 2019 at 2:01 PM Noel Chiappa via cctalk < cctalk@classiccmp.org> wrote: > >> Al

Re: RF08 light panel

2019-07-15 Thread Anders Nelson via cctalk
$113.50 seems pretty cheap to me, that's like four cocktails in Manhattan. Hope someone on this list got it! -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Jul 15, 2019 at 1:57 AM Ethan Dicks via cctalk < cctalk@classiccmp.org> wrote: > On Mon, Jul 8, 2019 at 6:28 PM Al Kossow

PM2390 Clock and Sector writer

2019-05-06 Thread Anders Nelson via cctalk
Found on eBay: https://www.ebay.com/itm/223506026636 I suppose Kyroflux and other open-source hardware/software combos can do the same thing? -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: Service for converting CD-ROMs into ISO files?

2019-05-04 Thread Anders Nelson via cctalk
If you want to do it yourself, Mac: https://www.provideocoalition.com/howto_create_dvd_iso_from_files_mac/ Windows: http://wincdemu.sysprogs.org/tutorials/create/ -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sat, May 4, 2019 at 12:53 AM J. Peterson via cctech <

Re: I need some education (PDP)

2019-05-03 Thread Anders Nelson via cctalk
Please send along that list when you get it. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, May 3, 2019 at 4:05 PM Electronics Plus via cctalk < cctalk@classiccmp.org> wrote: > So I called my buddy of 20+ years. > > Got old PDP junk left? > > Like what kinda junk? > > PDP 8 or

Re: IBM 6360 - interface help?

2019-04-23 Thread Anders Nelson via cctalk
cessor and accepts high-level commands from the system >> unit. >> >> Sergey and I were chatting about returning to work on the MAME >> Displaywriter implementation at some point. We really need a >> logic-analyser dump of the startup since it is very convoluted (it has >

Re: Programming on metal cylinders?

2019-04-22 Thread Anders Nelson via cctalk
This one?: https://youtu.be/YyxGIbtMS9E Probably not. -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Apr 22, 2019 at 1:09 PM Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 4/21/19 7:11 AM, John Foust via cctalk wrote: > > > > I was assisting an older client the other

Re: IBM 6360 - interface help?

2019-04-21 Thread Anders Nelson via cctalk
1 (517) 775-6129 > > www.erogear.com > > > On Sun, Apr 21, 2019 at 12:24 PM Al Kossow via cctalk < > cctalk@classiccmp.org> wrote: > >> >> >> On 4/20/19 3:47 PM, Anders Nelson via cctalk wrote: >> > I haven't found any more info on the si

Re: IBM 6360 - interface help?

2019-04-21 Thread Anders Nelson via cctalk
prefer. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sun, Apr 21, 2019 at 12:24 PM Al Kossow via cctalk wrote: > > > On 4/20/19 3:47 PM, Anders Nelson via cctalk wrote: > > I haven't found any more info on the signaling that goes > > over the DB37 data cable, and I

Re: IBM 6360 - interface help?

2019-04-20 Thread Anders Nelson via cctalk
fferent, e.g. > only 5 non-contiguous address bits are used. Real weird. > > I'll take a look all the same. > > =] > > On Sun, Mar 31, 2019, 4:30 PM Al Kossow via cctalk wrote: > >> >> >> On 3/31/19 12:42 PM, Anders Nelson via cctalk wrote: >&g

Re: Plane of core memory

2019-04-18 Thread Anders Nelson via cctalk
I believe I read they weaved the planes this way to minimize crosstalk, EMI or heat. =] On Thu, Apr 18, 2019, 1:13 PM Paul Koning via cctalk wrote: > > > > On Apr 18, 2019, at 11:47 AM, Jon Elson via cctalk < > cctalk@classiccmp.org> wrote: > > > > On 04/18/2019 04:49 AM, Brent Hilpert via

Re: PDP-8: count number of set bits in a word

2019-04-05 Thread Anders Nelson via cctalk
I suppose you could test each nybble for zero, then equate a 16-element LUT on nybbles not zero? -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Apr 5, 2019 at 11:59 AM Kyle Owen via cctalk wrote: > Just wondering if anyone has come up with a fast way to count the number of > 1s

Re: Yes there is a PDP 10 front panel and Kenbak on Ebay

2019-04-03 Thread Anders Nelson via cctalk
Nope! On Wed, Apr 3, 2019, 3:58 PM ED SHARPE via cctalk > any relation to marlys nelson at river falls? > Ed#In a message dated 4/3/2019 12:40:06 PM US Mountain Standard Time, > cctalk@classiccmp.org writes: > I mean that semi-sarcastically as this list probably knows better already. > > =]

Re: Yes there is a PDP 10 front panel and Kenbak on Ebay

2019-04-03 Thread Anders Nelson via cctalk
I mean that semi-sarcastically as this list probably knows better already. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Apr 3, 2019 at 3:37 PM Anders Nelson wrote: > My god people, stop bidding! There are 6 days left. > -- > Anders Nelson > > +1 (517) 775-6129 > >

Re: Yes there is a PDP 10 front panel and Kenbak on Ebay

2019-04-03 Thread Anders Nelson via cctalk
My god people, stop bidding! There are 6 days left. -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Apr 3, 2019 at 2:51 PM Bill Degnan via cctalk wrote: > Yes there is a PDP 10 front panel and Kenbak on Ebay > > and no, a "best offer" of $250 for the front panel will not be

Re: Burroughs BU4400 tape drive. What is it?

2019-04-02 Thread Anders Nelson via cctalk
Hey Tony, Here is a 10-pack of 9-track tapes for $10USD: https://www.ebay.com/itm/BASF-9-Track-Mag-Tapes-Brand-New-Case-of-10/112152910883 Shipping to NZ will probably be $100... I bought one of these boxes and could send you a single tape if you need it, but I imagine there's someone with a

Re: IBM 6360 - interface help?

2019-03-31 Thread Anders Nelson via cctalk
> > On 3/31/19 12:42 PM, Anders Nelson via cctalk wrote: > > > I've read through the service manuals and other docs on Bitsavers but I > > can't seem to find a deeper explanation on the protocol that runs over > the > > DB-37 cable. > > Have you loo

Re: IBM 6360 - interface help?

2019-03-31 Thread Anders Nelson via cctalk
Also I should note that I live in NYC, so if anyone around these parts has a working Displaywriter I am willing to drive a bit and bring my portable logic analyzer with me to capture traffic along the data connector. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sun, Mar 31, 2019

IBM 6360 - interface help?

2019-03-31 Thread Anders Nelson via cctalk
Hey all, I'm writing a blog post about this IBM 6360 disk controller I want to build: https://www.andersknelson.com/blog/?p=601 I've read through the service manuals and other docs on Bitsavers but I can't seem to find a deeper explanation on the protocol that runs over the DB-37 cable. I

eBay: RCA CDP1802

2019-02-28 Thread Anders Nelson via cctalk
IIRC someone on this list was asking for an 1802 some time ago... https://www.ebay.com/itm/CDP1802-CPU/132727125007 =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
Ah, cool thanks! I'm interested in storing arbitrary files in the manner close to the original as possible. Sounds like the extent list and allocation map would be useful for this; not so much the document content format. -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Tue, Feb 19, 2019

Re: IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
> cctalk@classiccmp.org wrote: > >> On 2/19/19 8:48 AM, Anders Nelson via cctalk wrote: >> > Hi friends, >> > >> > Now that I have my glorious disk toaster (2D model I think, says "2D" on >> > the drive levers), I want to build a contro

Re: IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
or something. EBCDIC conversion or simply writing arbitrary bits is fine with me. On Tue, Feb 19, 2019, 1:54 PM Chuck Guzis via cctalk On 2/19/19 8:48 AM, Anders Nelson via cctalk wrote: > > Hi friends, > > > > Now that I have my glorious disk toaster (2D model I think, says "2D"

Re: IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
Ok, are there command/response listings for these controllers, or one for this exact unit? On Tue, Feb 19, 2019, 1:29 PM Eric Smith From a rather cursory examination of the manual, it looks like they put > the controller in the diskette unit itself ("Diskette Signal Cable", figure > 8-22), so

Re: IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
Hi Ali, I'm planning on a USB controller, but I've seen ISA projects that are also microcontroller based so I think it wouldn't be awfully difficult to replace the USB data pipe with an ISA one. Zooming out, I have a list of USB controllers to build: - Kennedy 9800 tape drive - IBM 6360 8"

IBM 6360 - Filesystem(ish) info?

2019-02-19 Thread Anders Nelson via cctalk
Hi friends, Now that I have my glorious disk toaster (2D model I think, says "2D" on the drive levers), I want to build a controller for it. I found pinouts and some description of the media organization here:

Re: Kemners Surplus - Real time walkthrough

2019-02-19 Thread Anders Nelson via cctalk
f an IBM System/34 chassis: > > https://www.facebook.com/KemnerEnterprises/photos/a.1770653292985604/1768376576546609/ > > On Sat, Feb 16, 2019 at 1:52 PM Anders Nelson via cctalk < > cctalk@classiccmp.org> wrote: > >> Hi everyone, >> >> I heard Kem

Re: Kemners Surplus - Real time walkthrough

2019-02-18 Thread Anders Nelson via cctalk
True, there were large reels on a rack, most were educational films. There was a room dedicated to tube radios, most were in very rough shape aesthetically. Also a room with reel-to-reel audio decks from AKAI, Teac and other brands that looked nice. Phonographs of varying decade, a bunch of

Re: Kemners Surplus - Real time walkthrough

2019-02-17 Thread Anders Nelson via cctalk
ski >> >> > On Feb 16, 2019, at 4:43 PM, Anders Nelson via cctalk < >> cctalk@classiccmp.org> wrote: >> > >> > They have until the end of June 2019. >> >> >> >> Just my $0.02. When I was there last year they said the same thing.

Re: Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
19, at 4:43 PM, Anders Nelson via cctalk < > cctalk@classiccmp.org> wrote: > > > > They have until the end of June 2019. > >> > > Just my $0.02. When I was there last year they said the same thing. And > prices were eBay level. If prices aren’t coming down a lot I suspect they > may get their lease “extended”.

Re: Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
They have until the end of June 2019. On Sat, Feb 16, 2019, 4:24 PM William Donzelli Also, can you find out when they plan to close their doors and/or call > the scrapper? A timetable? > > Thank you for your effort so far. > > -- > Will > > On Sat, Feb 16, 2019 at 4

Re: Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
More photos posted to the album with some NIB DEC boards, look like a motherboard and CRT board, two of each. On Sat, Feb 16, 2019, 1:51 PM Anders Nelson Hi everyone, > > I heard Kemners Surplus in Pottstown, PA was going away so I decided to > pay them a visit. I'm taking pictures of as much

Re: Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
They have probably 25 boxes of 10, 8" DSDD floppies each that are still in their sealed packaging if that's of interest! On Sat, Feb 16, 2019, 2:29 PM Grant Taylor via cctalk On 2/16/19 12:16 PM, Anders Nelson via cctalk wrote: > > The last there was proactive about saying prices are

Re: Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
the prices are > reasonable for a place about to go under. > > -- > Will > > On Sat, Feb 16, 2019 at 1:52 PM Anders Nelson via cctalk > wrote: > > > > Hi everyone, > > > > I heard Kemners Surplus in Pottstown, PA was going away so I decided to > pay > >

Re: 8-Update

2019-02-16 Thread Anders Nelson via cctalk
Oh boy, how did I miss that someone has created a front panel PCB layout for a PDP-8/e? Can you ask Vince to share that design please? On Tue, Dec 18, 2018, 6:08 PM Paul Birkel via cctalk >I have an .slt for the PDP-8/e lever > >Rod > > Please publish/share? > > paul > >

Kemners Surplus - Real time walkthrough

2019-02-16 Thread Anders Nelson via cctalk
Hi everyone, I heard Kemners Surplus in Pottstown, PA was going away so I decided to pay them a visit. I'm taking pictures of as much vintage computing gear as I can as we speak. I'll be here until they close today at 5pm EST, so if you see something you like feel free to give them a call and

Re: decgraphic brochures on eBay

2019-01-30 Thread Anders Nelson via cctalk
I'd love a link to the images of that decgraphic brochure when you scan it! -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Jan 30, 2019 at 2:53 PM Jason T via cctalk wrote: > On Wed, Jan 30, 2019 at 1:48 AM Al Kossow via cctalk > wrote: > > > > Is anyone here bidding on them

Re: 3850 media

2019-01-15 Thread Anders Nelson via cctalk
Peter, was that what you were looking for? =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Jan 14, 2019 at 10:38 PM cctalk via cctalk wrote: > I believe someone was looking for these recently. > > > https://www.ebay.com/itm/IBM-3850-media-cartridge-1970s-vintage/123591889131 >

Re: Core memory emulator using non volatile ram.

2018-12-15 Thread Anders Nelson via cctalk
Serial flash has an endurance between 10K-100K writes per cell so I think that would break down quickly. Wear-leveling on a serial device would be very slow... On Sat, Dec 15, 2018, 3:33 PM Gerhard Kreuzer via cctalk < cctalk@classiccmp.org wrote: > Hi Rod, > > take some microcontroller and some

Re: Core memory emulator using non volatile ram.

2018-12-15 Thread Anders Nelson via cctalk
If you want the real deal you can always make a driver out of a bunch of H-bridge ICs and an old core plane. I'll skip suggesting you weave your own core... On Sat, Dec 15, 2018, 2:01 PM systems_glitch via cctalk < cctalk@classiccmp.org wrote: > Chuck, > > FRAM is destructive read on the die,

Re: Core memory emulator using non volatile ram.

2018-12-15 Thread Anders Nelson via cctalk
Texas Instruments' MSP430 MCUs use FRAM. This one for example: http://www.ti.com/product/msp430fr5969 costs ~$2.30. You could do some emulation in the same package, too. Not sure what your speed requirements are of course! =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sat, Dec 15,

Re: DG Nova 4 for pickup on Lon Gisland

2018-12-12 Thread Anders Nelson via cctalk
t; > > On 2018-12-11 13:04, William Donzelli via cctalk wrote: > > > I had one of those quite a few years ago. The desk comes apart fairly > > > easily. The main unit is just a standard shorty 19" rack. > > > > > > -- > > > Will > > >

Re: DG Nova 4 for pickup on Lon Gisland

2018-12-10 Thread Anders Nelson via cctalk
store it. > Will anyone take it if I hold it a while? > > On Mon, Dec 10, 2018 at 9:24 PM Anders Nelson via cctalk < > cctalk@classiccmp.org> wrote: > >> Would this system fit in a standard 19" wide equipment rack? >> >> =] >> -- >> Anders Nelson

Re: DG Nova 4 for pickup on Lon Gisland

2018-12-10 Thread Anders Nelson via cctalk
Would this system fit in a standard 19" wide equipment rack? =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Dec 10, 2018 at 6:10 PM Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > Cribbed from VCF: > > >

Re: Working Ardent Titan on Youtube

2018-11-26 Thread Anders Nelson via cctalk
Super cool! On Mon, Nov 26, 2018, 12:24 PM Jon Elson via cctalk On 11/26/2018 09:41 AM, Pontus Pihlgren via cctalk wrote: > > Hi. > > > > Just restating what I said in another forum. This is > > the coolest thing I've seen in a long while. > > > > Even though I'm an Ardent fan of sgi. SGI is

Re: Odd Hp leds in dip package

2018-11-21 Thread Anders Nelson via cctalk
Those would make the coolest wristwatch ever. I can help wth PCB design and microcontroller firmware if that's your intended use; I made a watch with an old LED bubble display a while ago ( https://www.andersknelson.com/blog/?p=11) though I'm aware these are matrix displays and not seven-segment.

Re: Bill Godbout

2018-11-12 Thread Anders Nelson via cctalk
='[ -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Nov 12, 2018 at 12:25 PM Jon Elson via cctalk wrote: > On 11/12/2018 10:35 AM, Al Kossow via cctalk wrote: > > "drrt1...@gmail.com" posted on AFC this morning that Bill died in the > Camp fire in Northern California on

Re: Digico computer

2018-10-05 Thread Anders Nelson via cctalk
[...] "Is it red?" [...] LOL I love it! Some beautiful hardware on the list this week, I wish I snagged that DG MicroNova... =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Oct 5, 2018 at 10:07 AM Rod G8DGR via cctalk wrote: > http://www.vintage-icl-computers.com/icl49c > >

Re: The Ultimate Apollo Guidance Computer Talk

2018-09-19 Thread Anders Nelson via cctalk
I watched the whole thing but skipped the more typical instruction explanations. Absolutely mind-blowing, hats off to you! On Wed, Sep 19, 2018 at 1:00 PM Guy Sotomayor Jr via cctalk < cctalk@classiccmp.org> wrote: > > > > On Sep 19, 2018, at 1:24 AM, CuriousMarc via cctalk < >

Re: LSSM - Large IBM haul

2018-09-05 Thread Anders Nelson via cctalk
Their latest comments on Facebook mention they're about halfway there. I just signed up for a service that reduces my lunch cost in NYC so I'll send them something. I'm hoping if I throw in $100 maybe enough others will follow. $8k to ship 8k pounds seems like a good deal, good on them! =] --

LSSM - Large IBM haul

2018-09-04 Thread Anders Nelson via cctalk
Hi all, In case others haven't seen this, the Large Scale Systems Museum has been given an opportunity to acquire a "near-mint" condition IBM System/370 and ES/9000 collection that has been maintained by a former field service tech since new:

Re: Australian Computer Museum in trouble.

2018-07-27 Thread Anders Nelson via cctalk
Oh boy, what items are they letting go? -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Jul 27, 2018 at 12:41 PM Al Kossow via cctalk wrote: > > > On 7/26/18 6:00 PM, John GEREMIN via cctalk wrote: > > > We have been told that BULLDOZERS will demolish our Villawood storage >

Re: Epson DECTalk IC

2018-07-27 Thread Anders Nelson via cctalk
I'd love to find a project that interfaces the ISA and PC/104 bus to an Arduino/rPi/USB/whatever... http://www.vcfed.org/forum/showthread.php?39329-USB-to-ISA-Card-Emulator-System-or-the-ISA-XT-USB-Project https://www.reenigne.org/blog/isa-bus-sniffer-update/ =] -- Anders Nelson +1 (517)

Re: Epson DECTalk IC

2018-07-26 Thread Anders Nelson via cctalk
The SP0256A-AL2 was made by General Instrument which morphed into Microchip Technology . There is a companion CTS256A-AL2 that holds a text-to-phoneme assembler in it, I've had the pair for 10 years but haven't hooked them up yet. =] -- Anders Nelson +1 (517) 775-6129

Re: Epson DECTalk IC

2018-07-26 Thread Anders Nelson via cctalk
or a Darkroom > automation project I have in mind. > > From the DECTalk side of things. Could this take the place of DECTalk > hardware in a VAX/VMS environment? > > Zane > > > > > On Jul 26, 2018, at 5:23 AM, Anders Nelson via cctalk < > cctalk@classiccm

Re: RK05 spindle pulleys - trade 50Hz vs 60Hz?

2018-07-26 Thread Anders Nelson via cctalk
Best mailing list ever. Thanks for the detail! =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Thu, Jul 26, 2018 at 11:14 AM Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 07/26/2018 07:54 AM, Anders Nelson via cctalk wrote: > > To get that power, did t

Re: RK05 spindle pulleys - trade 50Hz vs 60Hz?

2018-07-26 Thread Anders Nelson via cctalk
To get that power, did they have to use a rotary convertor from 60Hz 3-phase to get 400Hz? https://en.wikipedia.org/wiki/Rotary_converter =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Thu, Jul 26, 2018 at 10:49 AM Paul Koning via cctalk < cctalk@classiccmp.org> wrote: > > > > On

Re: RK05 spindle pulleys - trade 50Hz vs 60Hz?

2018-07-26 Thread Anders Nelson via cctalk
Omg finally I know why airplanes use 400Hz, thank you! Honestly that's been on my mind for years. =] On Wed, Jul 25, 2018 at 2:06 PM Carlos E Murillo-Sanchez via cctalk < cctalk@classiccmp.org> wrote: > Eric Smith via cctalk wrote: > > On Wed, Jul 25, 2018 at 7:54 AM, Paul Koning via cctalk < >

Epson DECTalk IC

2018-07-26 Thread Anders Nelson via cctalk
For those wanting some DECTalk in their lives without the bulk: https://global.epson.com/products_and_drivers/semicon/products/speech/tts_index.html There's even a ready to go board here: https://www.adafruit.com/product/924 =] -- -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: Got a kidney!

2018-07-15 Thread Anders Nelson via cctalk
I have no context around this but I wish you a speedy and complete recovery! -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sun, Jul 15, 2018 at 3:07 AM Jack Harper via cctalk < cctalk@classiccmp.org> wrote: > > Excellent! > > Godspeed! > > Jack > > > > > > > > > > On Jul 14, 2018, at

Re: IBM 5140 - schematics?

2018-05-29 Thread Anders Nelson via cctalk
s with a backlight option. But > they can do greyscale, so detecting the levels and doing color should be > feasible.) > > On Sat, Apr 28, 2018 at 7:57 AM, Anders Nelson via cctalk < > cctalk@classiccmp.org> wrote: > >> Hey all, >> >> I have an IBM 5140

IBM 5140 - schematics?

2018-04-28 Thread Anders Nelson via cctalk
Hey all, I have an IBM 5140 portable with a printer but I'd really like to use it as a terminal among other things. Any chance there's documentation available for that Centronics connector or another internal header with RS232 or whatever? =] -- -- Anders Nelson +1 (517) 775-6129

Re: LCM 8/e System Photo makes ZDNet

2018-04-17 Thread Anders Nelson via cctalk
Beauty in engineering. DEC and Data General man, simply artwork. -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Apr 16, 2018 at 8:50 PM, Noel Chiappa via cctalk < cctalk@classiccmp.org> wrote: > > From: Paul Birkel > > > the blinky-lights controller panel top-dead-center

C paddle switches on sale

2018-03-03 Thread Anders Nelson via cctalk
In case anyone is making a scaled-down front switch panel: http://www.goldmine-elec-products.com/prodinfo.asp?number=G22319 =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: Suggestions for 16 mm movies to digital conversion

2018-02-24 Thread Anders Nelson via cctalk
Hey Pete, I can't speak to 16mm film transfer but www.digmypics.com did a fine job for me on a huge assortment of print photos and VHS tapes. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Sat, Feb 24, 2018 at 3:16 PM, Fred Cisin via cctalk < cctalk@classiccmp.org> wrote: > On

Re: WTB Intel 7110 Bubble Memory Subsystem or Chipset

2018-02-23 Thread Anders Nelson via cctalk
That's one of the most beautiful machines I've ever seen! Are they rare/expensive? (I'm guessing yes) =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Thu, Feb 22, 2018 at 3:08 PM, Mark J. Blair via cctalk < cctalk@classiccmp.org> wrote: > I'm about to acquire a couple of

Re: ultrasonic cleaning for disk heads

2018-01-27 Thread Anders Nelson via cctalk
The most versatile, effective cleaning tool /ever/. Not even sarcastic. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Jan 26, 2018 at 3:45 PM, dwight via cctalk wrote: > I always use my finger and finger nail. Your finger is very sensitive to > even

What's this machine?

2018-01-22 Thread Anders Nelson via cctalk
Bouncing from the vintage microcontrollers Facebook page: https://m.facebook.com/groups/1233645553343772?view=permalink=1867447333296921 Can anyone help identify this machine?: https://twitter.com/StarringTheComp/status/955244079163564032 =] -- Anders Nelson +1 (517) 775-6129

Re: Google, Wikipedia directly on ASCII terminal?

2018-01-22 Thread Anders Nelson via cctalk
Martin's question is not nonsensical, and I imagine he understands the applicable networking concepts. His goal is to replicate the original dialup user experience and add a useful modern component - it's hard to justify keeping large machinery around if it's only there to look at. By adding the

Re: Yet More S-100 stuff from Sellam's collection listed for sale

2018-01-19 Thread Anders Nelson via cctalk
Cool, can you send a picture of that BYT-8 front panel? =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Jan 19, 2018 at 4:31 AM, Sellam Ismail via cctalk < cctalk@classiccmp.org> wrote: > Hello again, Folks! > > I've listed yet another batch of S-100 goodies: > >

Re: help id a chip

2018-01-17 Thread Anders Nelson via cctalk
What does it do? It's pretty. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Jan 17, 2018 at 1:19 PM, Pete Lancashire via cctech < cct...@classiccmp.org> wrote: > Burroughs > > One has to love the 1/8" spacing. > > I have a box of them from when I worked there. I may even have

Re: Cheap Analog PBX was: RE: Google, Wikipedia directly on ASCII terminal?

2018-01-16 Thread Anders Nelson via cctalk
Silvertel makes POTS line interfaces (SLICs) that work on 3.3v or 5v supplies. They do all the high voltage generation and impedance wizardry on the POTS side, then expose audio in/out and simple control lines. To complete the picture you'd have to generate the tones and decode the numbers but

Re: Google, Wikipedia directly on ASCII terminal?

2018-01-16 Thread Anders Nelson via cctalk
I suppose one could emulate the telephone carrier dial tone and ring back tone with a third device, then the modems would just act like a direct connection after their handshake? I'm so glad there are others who want to accurately recreate the whole user experience! =] On Tue, Jan 16, 2018 at

Re: eBay: MEMOREX 3693-2 & 3690-2 Disc Drive Mainframe IBM 3370-2 VINTAGE

2017-12-15 Thread Anders Nelson via cctalk
Is the CHM in Mountain View aware of these? So awesome... unfortunately I'm in a 2BR in NYC, also I only have 1 phase 120v, also wooden flooring, also no A/C, also zero practical use for it but when has that stopped us? =P On Fri, Dec 15, 2017 at 8:20 AM Noel Chiappa via cctalk <

Re: Kennedy 9832 tape drive ( eBay 302562153660)

2017-12-13 Thread Anders Nelson via cctalk
Looks like it has the controller built in... 800bpi though, wah waah. =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Dec 13, 2017 at 8:33 PM, ben via cctalk wrote: > On 12/13/2017 4:22 PM, Chuck Guzis via cctalk wrote: > >> On 12/13/2017 02:49 PM, ANDY

Re: Cases (display) for beloved ISA cards?

2017-11-17 Thread Anders Nelson via cctalk
I mounted a core memory plane in a shadowbox from Target and used a large paperclip cut into sections as the mount hardware. Folded over and hot-glued one end to the read of the shadowbox backing, placed the memory plane at the desired height and folded over the other end of the paperclip section.

Re: PDP-8 chassis on eBay

2017-11-08 Thread Anders Nelson via cctalk
Somewhat related: does anyone on the east coast of the US (I'm in NYC) have a PDP-8/e or equivalent bezel I might try making a silicone mold from? I know Rob Smallwood had designs to do just this but I have some free time to spare... =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On

Re: HP 7970 1/2" 9-Track Reel-to-Reel Tape Drive...

2017-10-20 Thread Anders Nelson via cctalk
Just FYI that dual 7970 has been reduced to $679 OBO... -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Oct 18, 2017 at 10:54 PM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 10/18/2017 06:19 PM, Jon Elson wrote: > > > Yes, I had a 3500 Lb lathe shipped from NJ to MO

Re: HP 7970 1/2" 9-Track Reel-to-Reel Tape Drive...

2017-10-18 Thread Anders Nelson via cctalk
Heh, I'd love to know how people transport huge card sorters and such (or if those are only acquired by museums with funding). =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Wed, Oct 18, 2017 at 12:12 PM, Jack Harper via cctalk < cctalk@classiccmp.org> wrote: > > > Possibly... :) >

More tape drives - what is this one?

2017-10-13 Thread Anders Nelson via cctalk
Found on eBay: https://www.ebay.com/i/172896286711 Something out of the '50s? Just curious. =] -- -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: Kennedy 9800 - supply reel o-ring size?

2017-10-13 Thread Anders Nelson via cctalk
Righto, thanks for the tips! On Fri, Oct 13, 2017 at 6:49 PM Ethan Dicks <ethan.di...@gmail.com> wrote: > On Fri, Oct 13, 2017 at 3:55 PM, Anders Nelson via cctalk > <cctalk@classiccmp.org> wrote: > > Hello friends, > > > > The Kennedy > <https://m

Re: Kennedy 9800 - supply reel o-ring size?

2017-10-13 Thread Anders Nelson via cctalk
Here are some pictures: https://photos.app.goo.gl/qlJfziUdMcg3tRsR2 =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Oct 13, 2017 at 4:36 PM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 10/13/2017 12:55 PM, Anders Nelson via cctalk wrote: > > >

Re: Kennedy 9800 - supply reel o-ring size?

2017-10-13 Thread Anders Nelson via cctalk
< cctalk@classiccmp.org> wrote: > On 10/13/2017 12:55 PM, Anders Nelson via cctalk wrote: > > > The Kennedy 9800 arrived, packed way better than I was expecting - it > looks > > perfect cosmetically and intact electrically. There are date stamps of > > February

Re: HP 7970 1/2" 9-Track Reel-to-Reel Tape Drive...

2017-10-13 Thread Anders Nelson via cctalk
Chuck sent me this: http://bitsavers.informatik.uni-stuttgart.de/pdf/hp/tape/MVD-014_introToMagTap_Apr71.pdf =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Fri, Oct 13, 2017 at 4:00 PM, Jack Harper via cctalk < cctalk@classiccmp.org> wrote: > > Greetings to the List - > > Does

Re: Kennedy 9800 - supply reel o-ring size?

2017-10-13 Thread Anders Nelson via cctalk
Err, maybe this drives doesn't use a reel? The takeup reel has rubber around the hub and a solid plastic disc toward the rear. Do I just slip the end of the tape under itself and the rubber surface does the rest? The oldest storage medium I've worked with is a 5 1/4" floppy disk... =] -- Anders

Kennedy 9800 - supply reel o-ring size?

2017-10-13 Thread Anders Nelson via cctalk
Hello friends, The Kennedy 9800 arrived, packed way better than I was expecting - it looks perfect cosmetically and intact electrically. There are date stamps of February 15, 1984 inside. Perhaps the last manufacturing run or refurb date? Anyway the supply reel has some slop in it when I mount a

Re: (Classic Computers) HP 7970 1/2" 9-Track Reel-to-Reel Tape Drive

2017-10-05 Thread Anders Nelson via cctalk
Hi Jack, I believe finding the load point and bottom-of-tape has to do with photosensors that pick up reflected light from a lamp/photo detector assembly in the tape path. Are you sure the lamps are working? After that you'd look for the reflective sticker on the tape then perhaps scope the photo

Re: 8" magtapes

2017-10-05 Thread Anders Nelson via cctalk
Aaa, thanks! I already snatched this auction: http://www.ebay.com/itm/Datamastet-9-Track-Mag-Tapes-Brand-New-Case-of-10/112152910883 I have no brand awareness for this sort of thing so I hope they work... =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Thu, Oct 5, 2017 at 11:53 AM,

Re: HP 7970E - interest to split?

2017-09-30 Thread Anders Nelson via cctalk
Hi Chuck, How did you program compile if you were missing a semicolon? I'm assuming you're programming in C and not scripting it somehow... Good news on that front! Was it typical to read a record(s) in reverse if an error was encountered? Sounds like that might require buffering the whole

Re: HP 7970E - interest to split?

2017-09-28 Thread Anders Nelson via cctalk
www.erogear.com On Fri, Sep 29, 2017 at 12:12 AM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 09/28/2017 08:57 PM, Anders Nelson via cctalk wrote: > > Update: I bought the Kennedy 9800 as it pushed all my buttons at once. > > > > Now I'm looking for 8&quo

Re: HP 7970E - interest to split?

2017-09-28 Thread Anders Nelson via cctalk
775-6129 > > www.erogear.com > > On Tue, Sep 26, 2017 at 10:09 PM, Chuck Guzis via cctalk < > cctalk@classiccmp.org> wrote: > >> On 09/26/2017 06:45 PM, Anders Nelson via cctalk wrote: >> > Cool, is there documentation available for this formatting and >>

Kennedy 9800 near L.A. - Shipping help?

2017-09-27 Thread Anders Nelson via cctalk
Hi friends, Would anyone near Santa Clarita, CA be able to assist in packaging a Kennedy 9800 tape drive for shipment to NYC? The auction ends tomorrow but I'm reaching out to the seller to see what his/her flexibility is on the collection date. Looks like the unit is 50lbs. -- Anders Nelson +1

Re: HP 7970E - interest to split?

2017-09-26 Thread Anders Nelson via cctalk
Well there goes my evening, thanks Chuck! -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Tue, Sep 26, 2017 at 10:09 PM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On 09/26/2017 06:45 PM, Anders Nelson via cctalk wrote: > > Cool, is there document

Re: HP 7970E - interest to split?

2017-09-26 Thread Anders Nelson via cctalk
Cool, is there documentation available for this formatting and error-check/correction algorithm and structure? I'd like to take a look! =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Tue, Sep 26, 2017 at 12:26 PM, Chuck Guzis via cctalk < cctalk@classiccmp.org> wrote: > On

Re: HP 7970E - interest to split?

2017-09-25 Thread Anders Nelson via cctalk
l Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Anders > Nelson via cctalk > Sent: Monday, September 25, 2017 7:01 PM > To: General Discussion: On-Topic and Off-Topic Posts > Subject: Re: HP 7970E - interest to split? > > Hmmm, interesting. How does t

Data general keyboard

2017-09-25 Thread Anders Nelson via cctalk
I randomly found this in case anyone's interested: https://www.recycledgoods.com/data-general-terminal-keyboard-for-data-general-d-412-terminal-6348-a/ -- Anders Nelson +1 (517) 775-6129 www.erogear.com

Re: HP 7970E - interest to split?

2017-09-25 Thread Anders Nelson via cctalk
Hmmm, interesting. How does the 7970 compare to the Kennedy 9800?: http://www.ebay.com/itm/Kennedy-9800-9-Track-Data-Tape-Subsystem/232493086636 For the same price the Kennedy drive looks more beautimous... =] -- Anders Nelson +1 (517) 775-6129 www.erogear.com On Mon, Sep 25, 2017 at 2:18

Re: HP 7970E - interest to split?

2017-09-25 Thread Anders Nelson via cctalk
Cool! Aaa, good to know one of them can't be used individually. What might be involved in using one with a PDP-8/e emulated on SimH? I can build/program any sort of custom USB device to interface this big stuff, which I'll open-source of course. But does it need special power/startup stuff beyond

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