On Sat, 8 Oct 2022, Paul Kimpel wrote:
modify a lot of the software. Timing dependencies aside, G-15 instructions
didn't have addresses -- they had "timing numbers" that effectively told the
hardware how long to wait before reading or writing a word on the drum.
Oh really, that is then similar
On Fri, 7 Oct 2022, Chuck Guzis wrote:
I recall that the IBM 650 had an upgrade option where core was used for
some of the registers. It was small--maybe 50 words.
The Z22 had a very small area of core memory, called "fast memory"
(Schnellspeicher).
And then we have boards out of an LGP-21 (t
On Sat, 8 Oct 2022, Paul Kimpel wrote:
modify a lot of the software. Timing dependencies aside,
G-15 instructions didn't have addresses -- they had
"timing numbers" that effectively told the hardware how
long to wait before reading or writing a word on the drum.
Well, No, I believe that ea
On Mon, 10 Oct 2022 at 08:20, Kevin Parker via cctalk
wrote:
>
> Problem is my GoogleFoo can't find any diagrams, illustrations etc on how
> the internals are put together
What? I am *amazed*. I don't know how you could _not_ find the info.
There is loads of it.
This is the first hit on "apple p
Paul wrote:
>> modify a lot of the software. Timing dependencies aside, G-15
instructions
>> didn't have addresses -- they had "timing numbers" that effectively
told the
>> hardware how long to wait before reading or writing a word on the
drum.
To which Christian replied:
> Oh really, that is
Awesome history, Rick!
Sellam
On Mon, Oct 10, 2022 at 9:35 AM Rick Bensene via cctalk <
cctalk@classiccmp.org> wrote:
>
> Paul wrote:
> >> modify a lot of the software. Timing dependencies aside, G-15
> instructions
> >> didn't have addresses -- they had "timing numbers" that effectively
> told
A few more useful sites:
https://tim.id.au/laptops/apple/powermac/powermac_g5.pdf
This one includes official Apple “take-apart procedures"
http://resale.headgap.com
Parts and components, in case you actually are missing something in their
catalog. Satisfied customer, no other relation.
https:
> TenFourFox is essentially a current web-browser.
It's kind of you to say that, but at its core it's still just a hopped-up
Firefox 45. Many things work, many things work but look funny, and an
increasing proportion of things don't work at all. I myself just use it for
basic tasks now that I'm on
On 10/10/22 11:33, Liam Proven via cctalk wrote:
On Mon, 10 Oct 2022 at 08:20, Kevin Parker via cctalk
wrote:
Problem is my GoogleFoo can't find any diagrams, illustrations etc on how
the internals are put together
What? I am *amazed*. I don't know how you could _not_ find the info.
There is
On 10/10/22 10:33 AM, Liam Proven via cctalk wrote:
4 words is not "Google-fu".
Sometimes knowing /which/ /words/ to search for is the problem.
I've also seen Google return extremely different search results for
different people.
Let's assume good intention and benign mistake. No need to e
Hi folk,
I am still looking for a DQ696 to allow me to get ESDI drives going on
both my microVAX and 11/73 since the Webster RQD11 controller failed I
only have the one. I'd also like to get old of an RQDX3 since I built a
Gesswein emulator and have nothing to test it with :-)
Any help appr
On Mon, Oct 10, 2022 at 3:06 PM Nigel Johnson Ham via cctalk
wrote:
>
> Hi folk,
>
> I am still looking for a DQ696 to allow me to get ESDI drives going on
> both my microVAX and 11/73 since the Webster RQD11 controller failed I
> only have the one. I'd also like to get old of an RQDX3 since I bu
I blame Google: it's complete trash now.
Sellam
On Mon, Oct 10, 2022 at 2:40 PM Grant Taylor via cctalk <
cctalk@classiccmp.org> wrote:
> On 10/10/22 10:33 AM, Liam Proven via cctalk wrote:
> > 4 words is not "Google-fu".
>
> Sometimes knowing /which/ /words/ to search for is the problem.
>
> I'
On 2022-10-10 17:39, Grant Taylor via cctalk wrote:
On 10/10/22 10:33 AM, Liam Proven via cctalk wrote:
4 words is not "Google-fu".
Sometimes knowing /which/ /words/ to search for is the problem.
Indeed. Also, I have added more words and received more search
results. One would expect the
*From:* Jon Elson via cctalk
*Subject:* [cctalk] Re: Bendix G-15 Restoration
*Date:* Monday, October 10, 2022 at 7:35 AM
*To:* Christian Corti via cctalk
*Cc:* Jon Elson
On Sat, 8 Oct 2022, Paul Kimpel wrote:
modify a lot of the software. Timing dependencies aside, G-15
instructions didn't
Is there a 3D print gcode for the hardware that connects a PDP8a front
panel to the chassis?
Is there anyone who has a spare clips/clamps hardware to attach a PDP 8a
console to the chassis?
I picked up the donated PDP 8a mentioned earlier on this list, I got it up
and running. I need to track do
theres 3d print models made of them theres the orig design with does not
prit very well and a modified design thats better list forget where
might be buried on this site?
https://so-much-stuff.com/pdp8/repair/repair.php
On Mon, Oct 10, 2022 at 7:53 PM Bill Degnan via cctalk <
cctalk@classiccmp.org
On 10/10/2022 11:00 PM, Adrian Stoness via cctalk wrote:
theres 3d print models made of them theres the orig design with does not
prit very well and a modified design thats better list forget where
might be buried on this site?
https://so-much-stuff.com/pdp8/repair/repair.php
I tried to do one
Does anyone have, or know of a reasonably priced supplier of good clean
used, or new 8" floppy diskette boxes? The kind made of plastic like these?
https://www.ebay.com/itm/134258177087
I have one 8" box with Xerox software in which the plastic literally
crumbling.
The price this seller want
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