You could try: http://www.jrfmagnetics.com/
Tom
On Wed, Feb 9, 2022 at 3:06 PM Gary Oliver via cctalk
wrote:
> On 2/8/22 14:14, Wayne S via cctech wrote:
> > Searched a lille bit for Western Magnetics. Here’s a site that has some
> surplus heads, even a western magnetics onebut probably not th
On 2/8/22 14:14, Wayne S via cctech wrote:
Searched a lille bit for Western Magnetics. Here’s a site that has some
surplus heads, even a western magnetics onebut probably not the correct one.
There is a corporate charter record for Western Magnetics in Minnesota dated
1964. Maybe this is the
> On Feb 8, 2022, at 5:14 PM, Wayne S via cctech wrote:
>
> Searched a lille bit for Western Magnetics. Here’s a site that has some
> surplus heads, even a western magnetics onebut probably not the correct one.
> There is a corporate charter record for Western Magnetics in Minnesota dated
> On Feb 8, 2022, at 4:04 PM, Ron Pool via cctech wrote:
>
>> So it sermsdectape heads are special. I don’t think Dec would have the
>> desire to make them internally so they probably contractef with a company
>> already set up to do that. Who were the big tape head manufacturers at that
>>
On 2/8/22 13:04, Ron Pool via cctech wrote:
So it sermsdectape heads are special. I don’t think Dec would have the desire
to make them internally so they probably contractef with a company already set
up to do that. Who were the big tape head manufacturers at that time? Does
anyone know?
A ph
On 2/8/22 13:04, Ron Pool via cctech wrote:
So it sermsdectape heads are special. I don’t think Dec would have the desire
to make them internally so they probably contractef with a company already set
up to do that. Who were the big tape head manufacturers at that time? Does
anyone know?
A ph
> So it sermsdectape heads are special. I don’t think Dec would have the desire
> to make them internally so they probably contractef with a company already
> set up to do that. Who were the big tape head manufacturers at that time?
> Does anyone know?
A photo of the back of a TU56 DECtape head
On Tue, Feb 8, 2022 at 7:04 PM Warner Losh wrote:
> I found
> https://deramp.com/downloads/mfe_archive/011-Digital%20Equipment%20Corporation/08%20PDP-11/01%20PDP-1104-1134/05%20PDP-1104-1134%20Microcode/
> which has the source code...
>
> But I couldn't find the tools to use these files to create
I have many 8mm tapes. A few are new. First comers get new ones.
I have a few 8mm cleaning cassettes
I have about a dozen DLT-II tapes.
I have a Quantum DLT-II drive with wide SCSI LVD/SE interface
I have some Ultrium LTO fibre-channel SCSI drives that were removed
from a tape-mounting robot se
I found
https://deramp.com/downloads/mfe_archive/011-Digital%20Equipment%20Corporation/08%20PDP-11/01%20PDP-1104-1134/05%20PDP-1104-1134%20Microcode/
which has the source code...
But I couldn't find the tools to use these files to create microcode images.
http://filedump.theglitchworks.net/softwa
Hi
Jerry Walker and I have an 11/34 under restoration.
We have run into a bit of a problem.
On the M8266 CPU control board a defective 7404 (E111) has killed a
bunch of the PROMs holding the microcode.
Does anybody have or can get images of the PROMs on this board so
replacement de
On 2/8/22 16:35, Douglas Taylor via cctalk wrote:
On 2/8/2022 5:22 PM, Jon Elson via cctalk wrote:
On 2/8/22 13:34, Douglas Taylor via cctalk wrote:
Update on this: I did put together a battery and
voltage divider to test the AXV11. The label on the A/D
module says it brings the output from
On 2/8/2022 5:22 PM, Jon Elson via cctalk wrote:
On 2/8/22 13:34, Douglas Taylor via cctalk wrote:
Update on this: I did put together a battery and voltage divider to
test the AXV11. The label on the A/D module says it brings the
output from the multiplexer to one of the external pins. I was
On 2/8/22 13:34, Douglas Taylor via cctalk wrote:
Update on this: I did put together a battery and voltage
divider to test the AXV11. The label on the A/D module
says it brings the output from the multiplexer to one of
the external pins. I was able to verify that the voltage
applied to a co
> From: Steve at oldcomputers.net
> There are some vintage tablets in Minneapolis (Eden Prarire) that would
> like, but the seller will not ship.
> Any help?
When dealing with eBaiters who can't/won't ship, I have had good luck with
PakMail (http://www.pakmail.com/); for a usually
On Sun, Feb 6, 2022 at 9:20 AM Douglas Taylor via cctalk
wrote:
>
> Does anyone have any info on the A/D module? Who made it? Can you open
> it up? Does XXDP have a test for this?
http://www.bitsavers.org/pdf/dec/pdp11/xxdp/PDP11_DiagnosticHandbook_1988.pdf
PDP11 DIAGNOSTIC HANDBOOK 1988, Page
There are some vintage tablets in Minneapolis (Eden Prarire) that would like,
but the seller will not ship.
Any help? You will have to pay, pick up, and ship.
I would do it for you!
Thanks-
Steve in CA
> On Feb 8, 2022, at 2:53 PM, Wayne S via cctech wrote:
>
> Since so many audio tape players and computer magtape units were made it
> would stand to reason that there has to be a stash somewhere of tape heads
> and it’s just a matter of finding where they are.
> Are there any part numbers o
> On Feb 8, 2022, at 2:34 PM, Douglas Taylor via cctalk
> wrote:
>
> Update on this: I did put together a battery and voltage divider to test the
> AXV11. The label on the A/D module says it brings the output from the
> multiplexer to one of the external pins. I was able to verify that t
Update on this: I did put together a battery and voltage divider to
test the AXV11. The label on the A/D module says it brings the output
from the multiplexer to one of the external pins. I was able to verify
that the voltage applied to a couple of the A/D inputs makes it through
the multipl
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