On 4/16/17 11:28 AM, Anders Nelson via cctalk wrote:
> Hi guys,
>
> I recently impulse-bought a paper tape reader from eBay, a Remex
> RRS6500BE1/660/DRB/U901
Tucker had a copy of the RRS6500 series manual
A scan is now up at
http://bitsavers.trailing-edge.com/pdf/remex/112670-077B_RRS6500_Rea
On 4/25/17 1:46 PM, Jason T via cctalk wrote:
> It has a combo fixed-disk/cart drive that their docs
> call an RC40.
Amcodyne 7110 Arapahoe
competitor to the CDC 9457 Lark
nope.
wonder if the 68k board was from Integrated Solutions
On 4/25/17 4:52 PM, Jason T via cctalk wrote:
> On Tue, Apr 25, 2017 at 6:38 PM, Al Kossow via cctalk
> wrote:
>> On 4/25/17 1:46 PM, Jason T via cctalk wrote:
>>> It has a combo fixed-disk/cart drive that their
On 4/26/17 8:06 AM, jim stephens via cctalk wrote:
> Stu Phillips, a friend of ours did the insertion of metal metal Southco
> extractor handles on our boards for the
> Microdata 1600. He probably had a machine, as the Southco levers were
> riveted onto our board thru holes in the corner
> an
On 4/26/17 10:02 AM, jim stephens via cctalk wrote:
>
>
> The boards bend up or down in the center of the card
> as you pull very hard on each edge.
fortunately, Alto cards have steel bus bar/stiffeners at the edge connector end
that
keeps that from happening.
do you know of anyone that stil
on a whim I bought
http://www.ebay.com/itm/142363021266
640x480x8 Multibus graphics board with 80286 and NEC 7220
apparently they were commonly used in process control, a fair number turn up at
absurd prices
Was working on some Drives this week, and took some pictures of it disassembled.
http://bitsavers.trailing-edge.com/pdf/diablo/photos/Diablo_33F/
The prefilter was orange crumblefoam. I took a look at my NOS ones and they have
a greenish prefilter that still appears to be OK. The gasket going up t
On 4/28/17 9:13 AM, Tony Duell wrote:
> On Fri, Apr 28, 2017 at 5:10 PM, dwight via cctalk
> wrote:
>> I'll have to give mine a look. I hate that foam.
>
> There seem to be 2 types. One turns to a sticky goo, the other turns to
> dust. I refer to them both as 'Evil Foam'. I have just removed so
On 4/28/17 9:00 AM, Al Kossow via cctalk wrote:
> The door latch and load lamp is driving me nuts. Dug out my extender card
> this morning
> to try and figure out why the driver transistors aren't turning on.
Quick work once I could probe the IC pins.
A gate on the J2 c
You may as well run them through a shredder. All modern tapes have embedded
servo tracks.
On 4/30/17 7:38 AM, Mike Loewen via cctalk wrote:
>
>Looking for recommendations for a bulk tape eraser for SDLT and DLT IV
> tapes.
>
>
> Mike Loewenmloe...@cpumagic.scol.pa.us
> Old
http://www.ebay.com/itm/Vintage-Military-IBM-Computer-/201911842662
https://fas.org/man/dod-101/sys/ship/weaps/an-uys-1.htm
On 4/30/17 10:04 AM, Chuck Guzis via cctalk wrote:
> Certainly not DLT IV tapes--I've done the bulk eraser thing with them
> and the result re-recorded just fine.
>
Sorry, I flipped DLT and LTO in my mind..
I got lucky, and this ebay lot
http://www.ebay.com/itm/382069259067
contained single density copies of textpack 4, four copies of textpack
6, chart pack, report pack, bisync, async, and the training disks
images under http://bitsavers.org/bits/IBM/Displaywriter
--
these are very difficult t
Max Mathews produced a set of three fonts at Bell Labs in 1967 as well.
"Three Fonts of Computer-drawn Letters"
The Journal of Typographic Research pp 345-356
https://s3-us-west-2.amazonaws.com/visiblelanguage/pdf/V1N4_1967_E.pdf
which we have in the collection
http://www.computerhistory.org/coll
On 5/11/17 7:45 AM, Paul Koning wrote:
> Computer drawn characters are older than that
going back to Whirlwind, et. al.
I don't think the point was a 'first' beyond the Hershey set being one of the
earliest
generally available glyphs made available, and as such end up getting used in
several
Did someone on the list outbid me on these?
http://www.ebay.com/itm/262963986628
This is an early version. They made some changes like adding a protection diode
and resistor on the coax input
after a nearby lightning strike at PARC wiped out a bunch of them. I guess I
should pull apart the original Xerox
10 meg one which was designed by the same guy to see how similar they we
On 5/21/17 8:51 AM, Rob Doyle via cctalk wrote:
> How 'bout a brand new J11-based board for oldie S-100 systems?
Reinventing incompatible I/O for existing operating systems.
Maybe if they wrote a new unencumbered OS, but I'm not holding my breath.
I don't get why they abandoned their original
On 5/24/17 12:58 PM, ben via cctalk wrote:
> With typo in VHDL you have hard problem finding that single gate
> error.
The world has been debugging 100,000+ gate systems with simulations for
a few decades now.
Once you've built up a set of test vectors, it actually becomes really
obvious where
404
it may be for a bus version of the pascal microengine
On 5/28/17 7:42 PM, Mike Stein via cctalk wrote:
>
> - Original Message -
> From: "Chuck Guzis via cctalk"
> To:
> Sent: Sunday, May 28, 2017 8:07 PM
> Subject: Re: What is this bus?
>
>
>> On 05/28/2017 04:38 PM, Mike Stein
would be nice if someone could save this, since it is so complete.
he's only off my about 20 years in the age of it
www.ebay.com/itm/292132955235
On 5/28/17 8:28 PM, jim stephens via cctalk wrote:
> The Pascal Microengine had a black and brushed aluminum package
There was a bus version. I have cards, but no backplane.
On 5/29/17 10:30 AM, Amardeep S Chana via cctalk wrote:
> I seem to recall this
> person who went by the moniker of Zoso
The mysterious Zoso was a reviewer of CP/M Users Group disks
and was a contributor to Creative Computing, and probably other
related SF Bay publications as well.
byist/programmer.
We trust that the incredible typographical errors encountered in this first
emission do not extend to data lists as well as descriptive text. What the
heck is a 'partical' list {p*4)? Zoso, hire a proofreader^
On 5/29/17 12:40 PM, Al Kossow via cctalk wrote:
>
>
On 6/2/17 7:20 AM, dwight via cctalk wrote:
> the CP1610 that was most of a PDP11 processor.
A very odd version of the PDP-11
I did some programming on it for GI in the late 70's
using their GIMINI development system and cross-development
tools on their Sigma 9.
On 6/3/17 10:21 AM, P Gebhardt via cctalk wrote:
> The surfaces of the disk packs of type 9871 or 871 that came with it where
> corroded and are not usable anymore.
Did you keep them?
The platters can be replaced with ones from the single-platter IBM 2315 (ie.
RK05) and use similar head tec
weird I would have missed that, it's the most common unibus disk interface
there is
http://www.computerhistory.org/collections/catalog/102749003
I'll have it up on bitsavers by noon PDT
On 6/3/17 5:56 PM, Marc Howard via cctalk wrote:
> Although I can find the RK11D users manual on the web ther
On 6/4/17 3:35 AM, ANDY HOLT via cctalk wrote:
> I would think it "not too difficult" to build a modern controller
The electronics isn't the problem. Getting a poorly stored electromechanical
device to not
turn your or any other pack into a pile of aluminum shavings is the problem.
I have the three volume moto transistor catalog from 1973 coming, it should
have it in vol 3
On 6/4/17 5:44 PM, Michael Thompson via cctalk wrote:
> I am trying to LTSpice simulate a DEC H-724 power supply from a PDP-12. It
> includes a Motorola SDA7 dual transistor. I can find any information o
On 6/5/17 2:06 PM, Brent Hilpert via cctalk wrote:
> I checked several Moto databooks from 1969 into the 70s last night and didn't
> find it. (Not to suggest my checking is the last word).
> SDA7 is not a 'standard' Motorola-style number.
> Might have been a custom order.
>
>
the 1972 books
On 6/5/17 3:12 PM, Henry Bond via cctalk wrote:
> the same price for the keyboard as the terminal is greedy.
Welcome to the world of the keyboard collector, who buys up keyboards
and leaves terminals and classic computers behind, rendering them useless.
On 6/6/17 6:10 AM, Philipp Hachtmann via cctalk wrote:
> And I have cables and lots of spare heads: All submerged since Saturday. I
> most probly won't try to recover the packs
If they really are that rare you may want to reconsider.
On 6/6/17 11:56 AM, Paul Koning wrote:
>
>> On Jun 6, 2017, at 2:26 PM, Al Kossow via cctalk
>> wrote:
>>
>>
>>
>> On 6/6/17 6:10 AM, Philipp Hachtmann via cctalk wrote:
>>
>>> And I have cables and lots of spare heads: All submerged since
On 6/10/17 8:02 AM, Mattis Lind via cctalk wrote:
> Well. Nobody has posted any thing about RC11 schematics, unfortunately.
I checked my usual places and couldn't find it.
> With the RS64 and the RC11 it would be possible to run DOS/BATCH 11.
DOS-11 runs on dectape, rf11, and rk11
I have lo
On 6/10/17 1:59 PM, Mattis Lind wrote:
>
> BTW. Speaking of dumping. Now that I have a TC11 / TU56 that seems to be
> working, what is the best way to dump 18 and 12
> bit tapes? Is there some PDP-11 OS that can do it or is it assembly
> programming required? I had hopes that RT11 had such
>
here was the thread way back when
https://groups.google.com/forum/#!topic/vmsnet.pdp-11/0RZKjpVmIGQ
and
http://www.dbit.com/pub/pdp11/rt11/putr.mac
I'm still looking for my version of putr.mac
but that should get you started.
Most of the non PDP-11 tapes on bitsavers were read with this.
found it. The main change was the handling of the PSR for the 11/44 and
I also created a version that could read 18 bit tapes.
I'll UL all the versions to bitsavers under bits/DEC/pdp11/dectape/tools/
The mirrors should pick them up after noon PDT
On 6/12/17 8:30 AM, Al Kossow via cctalk
On 6/12/17 7:17 AM, Mattis Lind via cctech wrote:
> There is a note in my RS64 manual, page 3-1 / Figure 3-2, that says "Silver
> colour Soaped water, Dark blue Special cleaning liquid" and then an arrow
> to the disk surface in the picture.
> Any thoughts about what the "Special cleaning liq
that does seem to be the case. I never looked to see that rhodium plates silver
white.
http://www.foxfinejewelry.com/blog/article/rhodium-plating-or-dipping-your-yellow-gold-jewelry-into-white-gold-jewelry/
On 6/12/17 10:43 AM, Paul Koning wrote:
That seems odd because rhodium is a noble metal (a
I had the privilege of doing Chuck's oral history for CHM a few years ago.
From: Christine Thacker [mailto:thac...@nhm.org]
Sent: Monday, June 12, 2017 6:58 PM
Subject: Chuck Thacker
Roy, Alan, Butler & Kurt,
I'm sorry to tell you that my father Chuck Thacker passed away in the
early hours
On 6/13/17 11:22 AM, Alan Frisbie via cctalk wrote:
> 2. DTC 520-1 disk controller and its DTC-11 Q-Bus host adapter.
>
> Our current project is to replace the ST-506 disks with
> the David Gesswein MFM disk emulators. To do this, we
> need to determine the CRC algorithm used by DTC, which w
On 6/14/17 7:27 AM, Toby Thain via cctalk wrote:
> A thousand boxes are not at all accessible.
They are trivial to access. You just have to cart your lazy asses to Fremont.
There are no plans or budget to scan this material en mass, so it wouldn't make
sense for anyone to come here assuming they would be allowed to do that.
If you look at the actual museum policy on copying material in the collection,
it is done on demand by staff at 50 cents per page.
On 6/14/17 1
On 6/15/17 8:19 AM, Al Kossow via cctalk wrote:
> If you look at the actual museum policy on copying material in the collection,
> it is done on demand by staff at 50 cents per page.
http://www.computerhistory.org/collections/requests/
I'd guess something from the GE 200 series or thereabouts.
You may find something like it in the GE service manuals on bitsavers.
On 6/16/17 7:31 AM, David Gesswein via cctalk wrote:
>Can anyone identify these boards?
> Which brings it all down to:
> "How do you read 5.25" MS-DOS disks?"
>
Try reading the cctlk archives
This has been discussed AGAIN and AGAIN for several decades.
cctlk badly needs a FAQ
On 6/24/17 9:14 AM, Noel Chiappa via cctalk wrote:
> Does anyone else have a set of these prints?
http://www.computerhistory.org/collections/catalog/102753063
i'll try to get to it today
They screwed up when they made the maint prints, it's missing from ours as well
I will see if it showed up in the individual module schematic collections,
though
that will be much more difficult to go through. I scanned binders full of them,
but
they aren't sorted.
On 6/24/17 9
On 6/24/17 9:14 AM, Noel Chiappa via cctalk wrote:
> So, Paul A lent me a set of these (thanks Paul!) so I could scan them in (they
> are not currently available online).
sigh..
http://bitsavers.org/pdf/dec/unibus/DB11-A_RevS_Engineering_Drawings_Jan76.pdf
which has the schematic
they have be
https://strandgames.com/blog/magnetic-scrolls-games-source-code-recovered
and now we know why all the questions were asked recently
On 7/2/17 2:15 PM, Chuck Guzis via cctalk wrote:
> Some brands have suffered badly under the shadow of acquisition. Klein
> used to be the best source for small pliers and cutters, but my
> experience with them lately has not demonstrated that.
Xcelite was never the greatest stuff in the worl
> On Sun, 2 Jul 2017, Chuck Guzis via cctalk wrote:
>> About the best advice I've heard in this respect was "if you're looking
>> to assemble a good assortment of hand tools, make an offer for the
>> contents of the toolchest to the widow of a recently deceased mechanic."
service cases and too
On 7/2/17 11:26 AM, Straight Up Productions via cctalk wrote:
> How would you take payment for shipping? I am interested, though I am in
> the USA.
Has the firmware and OS been archived somewhere?
I just scanned and pdf-ed the manual, waiting now for some disk space to free
up on the bitsaver
On 7/3/17 11:49 AM, Alan Frisbie via cctalk wrote:
> So, what are the currently-recommended tape baking temperatures and times?
In the range you're using. You need moving air, though.
I'm not sure how you do that well in a TK50 style cartridge.
On 7/4/17 7:53 AM, Noel Chiappa via cctalk wrote:
> > From: Al Kossow
>
> > You need moving air, though.
> > I'm not sure how you do that well in a TK50 style cartridge.
>
> Hmm, maybe not? I start with the need for moving air - which I do not
&g
I pulled out the M9301 and M9302 drawings from the set and uploaded them to
bitsavers dec/unibus
On 7/4/17 8:34 AM, Noel Chiappa via cctalk wrote:
> As Mattis says, they are in the 11/04 drawings (MP00019). But I'm a bit
> puzzled why you didn't find them online; I have a page, "'Missing' Digita
On 7/4/17 10:55 PM, Arno Kletzander via cctalk wrote:
> A quick look on the media surface however revealed a multitude of tarnished
> spots that look to me like fungus growth. Having read about dirt and fungus
> on media, moisture causing sticky shed syndrome, cleaning and baking
> procedures
it will be under microMint early tomorrow
On 7/5/17 12:32 PM, GerardCJAT via cctalk wrote:
> PLEASE, under what directory you put the pdf of the manual ??
>
argh.. forgot there was already a micromint dir, so I moved it there
On 7/5/17 5:13 PM, Al Kossow via cctalk wrote:
> it will be under microMint early tomorrow
>
> On 7/5/17 12:32 PM, GerardCJAT via cctalk wrote:
>
>> PLEASE, under what directory you put the pdf of the manual ??
>>
>
On 7/6/17 9:47 AM, Mark J. Blair via cctalk wrote:
> Maybe I could make a machine to allow me to unspool a TK50 tape while wiping
> on cyclomethicone and then re-spool it, perhaps by hacking up a drive
> mechanism.
>
It evaporates too quickly.
I have also seen it dissolve binder if you use to
yup, the SAM HARBISON ones are classic, esp SPOCK
http://q7.neurotica.com/Oldtech/ASCII/
On 7/6/17 10:59 AM, Chuck Guzis via cctalk wrote:
> It worked--I retrieved a tape of line printer art from Princeton quite
> successfully. Oddly, nobody was interested in a copy of the files.
On 7/7/17 9:35 AM, Chuck Guzis via cctalk wrote:
> I've voiced my opinion before of being a bit surprised that neither AWS
> nor TAP makes any provision for metadata. The tape data bits don't
> tell the whole story.
I stopped beating that horse years ago. They also assume that all of the dat
On 7/7/17 10:26 AM, Al Kossow via cctalk wrote:
> I stopped beating that horse years ago.
And I'm moving towards flux-level archiving and away from using
stock tape transports.
But then, I've been saying that for 15+ years now and haven't done it.
On 7/7/17 11:10 AM, Chuck Guzis via cctalk wrote:
> I've puzzled over how to do tape flux-transition recording in any
> meaningful way.
The way JBI did it was to digitize the capstan encoder as a clock reference for
tape motion
obliquely referenced in
http://storageconference.us/2008/presentat
On 7/7/17 12:08 PM, Paul Koning wrote:
>> And I'm moving towards flux-level archiving and away from using
>> stock tape transports.
>>
>> But then, I've been saying that for 15+ years now and haven't done it.
>
> It would be great to have that capability, after the company that had it
> before
On 7/7/17 12:28 PM, Chuck Guzis via cctalk wrote:
> It brings up another aspect. I've done a batch of tapes that had
> nothing more that the originator's name and an inventory number. Upon
> recovering data, the customer had no idea what it meant or how it was
> created or even the system us
yup
On 7/7/17 12:33 PM, Chuck Guzis via cctalk wrote:
> On 07/07/2017 12:04 PM, Al Kossow via cctalk wrote:
>
>>
>> The way JBI did it was to digitize the capstan encoder as a clock
>> reference for tape motion obliquely referenced in
>> http://storageconf
Can you come up with any HP 7970 drives?
I have spare 7/9 track read-only combo head stacks
Don't know of how much time you want to spend on it
On 7/7/17 2:32 PM, Chuck Guzis via cctalk wrote:
> Hi Gang,
>
> I just got another batch of tapes. While the customer specified 9
> track, there are a b
On 7/8/17 5:18 PM, Chuck Guzis via cctalk wrote:
> From his photo, it does appear to be S100-sized.
I didn't see any 50 pin connectors, or regulators. If you
look closely it's 8-bit ISA.
You can see the HD connector on the back
woot!
there was also a slashdot post about it, with typical clueless response
On 7/9/17 11:43 AM, Charles Anthony via cctalk wrote:
> -- Forwarded message --
> From: Tom Van Vleck [multicians]
> Date: Sat, Jul 8, 2017 at 7:20 AM
> Subject: [multicians] Fwd: Multics dps8m emulato
On 7/11/17 3:31 PM, Randy Dawson via cctalk wrote:
> Hi Chuck,
>
>
> Maybe you can answer a related question to the conversion of IBM 360 .tap
> files.
>
>
> I see the IBM FORTRAN Scientific Subroutine Package on Bitsavers in .tap
> format:
>
>
> http://bitsavers.trailing-edge.com/bits/IBM
On 7/11/17 3:36 PM, Al Kossow via cctalk wrote:
>
> On 7/11/17 3:31 PM, Randy Dawson via cctalk wrote:
>> Hi Chuck,
>>
>>
>> Maybe you can answer a related question to the conversion of IBM 360 .tap
>> files.
>>
>>
>> I see the IBM FORT
As of this morning, there are now over a thousand data books on bitsavers, and
well over four
million pages in all of the pdfs there.
In the middle of June, I got my fifth large databook collection, and didn't
have space for it,
so I've been doing dedup/recycling and scanning of what I hadn't al
On 7/13/17 10:22 AM, Chuck Guzis via cctalk wrote:
> It was horrible--the tip would never stay tinned, the glass collector
> and hose was always in the way (that glass gets *hot*) and the action
> wasn't that good.
That was my experience with Weller and Pace, they clogged way too fast
and you h
On 7/13/17 4:05 PM, Al Kossow via cctalk wrote:
> SD is probably a Schottky diode
DS
On 7/13/17 3:24 PM, Rob Jarratt via cctalk wrote:
> The first appears to be a surface mount transistor (it is labelled "TR2"),
> the markings are not very clear. On one board it seems to be marked "1N",
> and on the spare it is marked "S1A". Neither of these seem to turn up on the
> reputable si
On 7/13/17 10:11 PM, Jason T via cctalk wrote:
> Many databooks I find are printed on the fragile "telephone book" type
> paper, either transparent, beige or both. Do you have any techniques
> for getting good images out of those, and making sure they survive the
> trip through the ADF?
>
I'v
https://arstechnica.co.uk/science/2017/07/nasa-computer-engineer-basement/
of events that happened two years ago that had to be obtained through a NASA
FOIA request
Tell me about it. We get a lot of calls from widows in the valley.
I have other people deal with it now, because I find going there too depressing.
I wonder if the guy had the CDC 160 that would have gone with those 162 tape
drives
or how much documentation was ignored and dumpstered.
On 7/14/17
On 7/14/17 7:45 AM, Ian McLaughlin via cctalk wrote:
>>
> Why would NASA say “destroy the tapes” ?
Because they are a health risk, they have no facilities to recover the data,
and someone
decided they didn't have a budget to attempt to preserve them given they have
no idea what
is on them.
I
On 7/14/17 9:34 AM, Bill Gunshannon via cctalk wrote:
> PR black eye? I doubt it. Who, other than the people here, is ever going
> to hear about it?
anyone who saw the story posted on arstechnica.co.uk today, which is where the
original
posting points to
On 7/14/17 1:42 PM, Tomasz Rola wrote:
> So what is the title of a lucky manual?
>
toshiba/_dataBooks/1988_Toshiba_TLCS-68000_Users_Manual.pdf
On 7/15/17 9:30 AM, Jon Elson via cctalk wrote:
> with eBay, if you are
> really interested in this stuff, you can still get your hands on things.
To a degree. What shows up there is heavily sorted by the seller in what he
thinks he can get money for.
It's not like a junk store where a whole r
I'm not actively soliciting any donations for bitsavers currently
because I already have a several year backlog
On 7/16/17 7:44 PM, steve shumaker via cctalk wrote:
> find the ones you're
> missing.
either.
dealing with a truckload of data books for the past month and trying to
find all of them in storage to try to see an end to something I've been
working on for over 15 years has pushed me over the edge.
On 7/17/17 8:02 AM, Toby Thain wrote:
> On 2017-07-17 10:11 AM, Al Kossow vi
On 7/17/17 8:42 PM, Josh Dersch via cctalk wrote:
> Yep, I found that one, but it's not useful for actually repairing anything
> beyond basic board-swapping.
Internally HP maintained Technical Information Packages on their products which
actually had the useful information, though it isn't THAT
On 7/18/17 8:34 AM, Paul Berger via cctalk wrote:
> the keyboard is gone
When they die, I hope whoever got it ends up in that special
Hell where keyboard collectors go.
It has every keyboard they ever wanted, but they have no arms.
On 7/16/17 7:44 PM, steve shumaker via cctalk wrote:
> Actually that does trigger a thought... Is there a (simple) way to get a list
> of the scanned ones?
fgrep _dataB IndexByDate.txt |sort -k 3
gets you a sorted list the current uploaded pdfs that are filed as data books
IndexByDate.txt get
On 7/19/17 4:40 PM, Brent Hilpert via cctalk wrote:
> There are near-type cross-refs in the 69 book to the National DM8510, Sprague
> NE8828, Sprague USN7474, and Signetics N7474.
>
> I can take and email you photos of the applicable pages if you like.
> Don't have a web site up right now to p
On 7/19/17 5:36 PM, Brent Hilpert via cctalk wrote:
> I also have the 65 TI catalog, which introduces the 5400 / future-7400
> series, but the family is only half-a-dozen packages of gates and the 5470 FF
> at that point.
>
I started scanning Allied Electronics catalogs since they give price
this is Bob Rosenbloom
On 7/22/17 10:58 PM, Glen Slick via cctalk wrote:
> http://www.ebay.com/itm/332138639416
>
On 7/23/17 10:12 PM, Fritz Mueller via cctalk wrote:
> "Meh, RK05 alignment is not really that tough, and you would be better off
> making sure your heads are thoroughly clean and intact."
This, but it really isn't that difficult to keep them clean with an inspection
mirror and a good flat
On 7/24/17 8:46 AM, Jon Elson via cctalk wrote:
> The problem with Exabyte drives is they seemed to have a short shelf life.
Most of the rubber parts have failed in the dozens of Exabytes I have.
LTO is the direction the world has been going for a while. They have about three
generations of ba
On 7/24/17 9:23 AM, Noel Chiappa via cctalk wrote:
> > Sadly, Texsleeves are no longer made, they are the best.
>
> Yes, I'm bummed about that.
>
> What's the recommended replacement?
Guy might have some ideas, I use lint-free cloth wrapped around the old
Texwands I still have.
The cloth
On 7/25/17 4:53 PM, Ian S. King via cctalk wrote:
> I thought the point of going to scrap was that
> the scrapper makes money on the metals, and pays you for that privilege.
We have trouble getting ecyclers to even come here to pick stuff up.
Most of the time I have to drive stuff to Weird Stuf
On 7/27/17 10:31 PM, Dominique Carlier via cctalk wrote:
> Oh, I have a Sperry Univac UTS 40 and its 8-inch floppy disk subsystem.
Do you have any way to image the floppies for it?
On 7/28/17 4:35 AM, Bill Gunshannon via cctalk wrote:
>
> I think I probably still have a manual for that
> box around here somewhere.
There are brochures and UTS 30 manuals on bitsavers under univac/terminals
I should have UTS 40 and 60 manuals scanned somewhere. I don't think I have
any main
This isn't "the first CD".
The only thing this has in common with them is digital recording
on a spiral track.
Apparently the seller has never heard of WORMs or knows the history of optical
data recording.
On 7/28/17 6:19 AM, Sam O'nella via cctalk wrote:
> I dont think I've heard if the histo
On 7/28/17 8:20 AM, Al Kossow via cctalk wrote:
>> I dont think I've heard if the history of the technology behind cds. Was it
>> SRI?
Sony.
They wrote a book about it.
On 7/28/17 8:30 AM, Al Kossow via cctalk wrote:
>
>
> On 7/28/17 8:20 AM, Al Kossow via cctalk wrote:
>
>>> I dont think I've heard if the history of the technology behind cds. Was it
>>> SRI?
>
> Sony.
> They wrote a book about it.
>
&
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