It is called a Tinnerman nut and they are available currently according
to a google search
cheers,
Nigel
Nigel Johnson, MSc., MIEEE, MCSE VE3ID/G4AJQ/VA3MCU
Amateur Radio, the origin of the open-source concept!
Skype: TILBURY2591
On 2022-10-12 11:32, Ethan Dicks via cctalk wrote:
On Tue,
On Wed, Oct 12, 2022 at 11:36 AM Paul Koning wrote:
> > The clip nut is 10-32...
>
> That's the same clip nut used on H-960 racks. I saw some at the local
> hardware store recently. An unusually well stocked hardware store,
> admittedly, but clearly they are still current items.
It's the
> On Oct 12, 2022, at 11:32 AM, Ethan Dicks via cctalk
> wrote:
>
>> ...
>
> Yep. I have mine right here. My micrometer is elsewhere, but looks
> like it's made from 1/8" steel flat stock (with anti-corrosion
> plating), and has 3 bends (apex and two ends), a clip-nut for the
> machine
On Tue, Oct 11, 2022 at 7:21 PM Vincent Slyngstad via cctalk
wrote:
> Bob Armstrong sent some pictures from Jack, which helped my find the
> photos I knew were online somewhere:
> https://forum.vcfed.org/index.php?threads/adding-a-programmers-console-to-a-pdp-8-a.75942/#post-921828
That's
On Tue, Oct 11, 2022 at 1:17 PM Vincent Slyngstad via cctalk
wrote:
> On 10/11/2022 10:08 AM, Tony Duell wrote:
> > On Tue, Oct 11, 2022 at 6:04 PM Vincent Slyngstad via cctalk
> > wrote:
> >
> >> Those are the ones. The 3D printed parts are essentially triangular
> >> blocks that mount to the
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
On 10/11/2022 10:49 AM, geneb via cctalk wrote:
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
The DEC part is essentially bent bar stock, with a nut press-fit into it.
Also easy to to do if you have the tooling. I know a lot
> -Original Message-
> From: Wayne S via cctalk
> Sent: 11 October 2022 20:23
> To: General Discussion: On-Topic and Off-Topic Posts
> Cc: Wayne S
> Subject: [cctalk] Re: PDP 8a front panel hardware
>
> A local machine shop or even a college machine shop could
On 10/11/2022 10:49 AM, geneb via cctalk wrote:
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
The DEC part is essentially bent bar stock, with a nut press-fit into
it. Also easy to to do if you have the tooling. I know a lot more
folks with a 3D printer than I do the folks with
https://www.yeggi.com/q/pdp+8/
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
On 10/11/2022 12:37 PM, geneb via cctalk wrote:
Anyway, the original is bent bar stock, with notching near the apex, and a
nut press-fit/spot welded where I've drawn an indent. I've drawn it as a
triangular plastic block in an effort
On 10/11/2022 12:27 PM, Tony Duell via cctalk wrote:
I reckon you could make a couple (i.e. what you need for one machine)
from steel or brass in an hour using only hand tools. The only things
you'd need that are not in every reasonable toolkit are a 6-32 UNC tap
and whatever the correct tapping
On 10/11/2022 12:37 PM, geneb via cctalk wrote:
Anyway, the original is bent bar stock, with notching near the apex,
and a nut press-fit/spot welded where I've drawn an indent. I've
drawn it as a triangular plastic block in an effort to make it more
structural.
I wonder if a heat-set insert
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
On 10/11/2022 10:48 AM, geneb via cctalk wrote:
If someone wants to provide me with a drawing, I'd be happy to design a 3D
model of the part and print a few of them for testing.
Here's a pointer to mine:
Definitely! Easy-peasey.
Sent from my iPhone
> On Oct 11, 2022, at 12:28, Tony Duell wrote:
>
> On Tue, Oct 11, 2022 at 8:23 PM Wayne S via cctalk
> wrote:
>>
>> A local machine shop or even a college machine shop could knock out 10 of
>> those in an hour probably in steel. It’s worth
On Tue, Oct 11, 2022 at 8:23 PM Wayne S via cctalk
wrote:
>
> A local machine shop or even a college machine shop could knock out 10 of
> those in an hour probably in steel. It’s worth investigating i think.
I reckon you could make a couple (i.e. what you need for one machine)
from steel or
A local machine shop or even a college machine shop could knock out 10 of those
in an hour probably in steel. It’s worth investigating i think.
Sent from my iPhone
> On Oct 11, 2022, at 11:17, Vincent Slyngstad via cctalk
> wrote:
>
> On 10/11/2022 10:48 AM, geneb via cctalk wrote:
>> If
On 10/11/2022 10:48 AM, geneb via cctalk wrote:
If someone wants to provide me with a drawing, I'd be happy to design a
3D model of the part and print a few of them for testing.
Here's a pointer to mine:
https://so-much-stuff.com/pdp8/cad/3d.php
On Tue, 11 Oct 2022, Vincent Slyngstad via cctalk wrote:
On 10/11/2022 10:08 AM, Tony Duell wrote:
On Tue, Oct 11, 2022 at 6:04 PM Vincent Slyngstad via cctalk
wrote:
Those are the ones. The 3D printed parts are essentially triangular
blocks that mount to the rack and have a drilled and
On Tue, 11 Oct 2022, Tony Duell via cctalk wrote:
On Tue, Oct 11, 2022 at 6:12 PM Sellam Abraham via cctalk
wrote:
Not everyone has a fully tooled machine shop, perhaps?
And not everyone has a 3D printer.
Moreover, a small lathe/mill capable of making that sorr of part is
probably cheaper
On 2022-10-11 11:14 a.m., Tony Duell via cctalk wrote:
On Tue, Oct 11, 2022 at 6:12 PM Sellam Abraham via cctalk
wrote:
Not everyone has a fully tooled machine shop, perhaps?
And not everyone has a 3D printer.
Moreover, a small lathe/mill capable of making that sorr of part is
probably
On 10/11/2022 10:08 AM, Tony Duell wrote:
On Tue, Oct 11, 2022 at 6:04 PM Vincent Slyngstad via cctalk
wrote:
Those are the ones. The 3D printed parts are essentially triangular
blocks that mount to the rack and have a drilled and tapped hole for the
recessed Allen screw.
Why on earth
On Tue, Oct 11, 2022 at 6:12 PM Sellam Abraham via cctalk
wrote:
>
> Not everyone has a fully tooled machine shop, perhaps?
And not everyone has a 3D printer.
Moreover, a small lathe/mill capable of making that sorr of part is
probably cheaper than a 3D printer and will last a lot longer.
Not everyone has a fully tooled machine shop, perhaps?
On Tue, Oct 11, 2022 at 10:09 AM Tony Duell via cctalk <
cctalk@classiccmp.org> wrote:
> On Tue, Oct 11, 2022 at 6:04 PM Vincent Slyngstad via cctalk
> wrote:
>
> > Those are the ones. The 3D printed parts are essentially triangular
> >
On Tue, Oct 11, 2022 at 6:04 PM Vincent Slyngstad via cctalk
wrote:
> Those are the ones. The 3D printed parts are essentially triangular
> blocks that mount to the rack and have a drilled and tapped hole for the
> recessed Allen screw.
Why on earth would you 3D print something like that?
On 10/11/2022 8:17 AM, Robert Armstrong via cctalk wrote:
Bill Degnan mbilldeg...@gmail.com> wrote:
Is there a 3D print gcode for the hardware that connects a PDP8a front
panel to the chassis?
Assuming you're talking about the KC8-A (the panel with the push buttons and 7 segment
displays)
On 10/11/2022 8:17 AM, Robert Armstrong via cctalk wrote:
Bill Degnan mbilldeg...@gmail.com> wrote:
Is there a 3D print gcode for the hardware that connects a PDP8a front
panel to the chassis?
Assuming you're talking about the KC8-A (the panel with the push buttons and 7 segment
displays)
>Tony Duell
>Is that the 3U (5.25" high) one?
Yes..
>If so, there's a metal sleeve that is screwed in the rack.
Oh yeah, that would make sense. There was a QBUS chassis that worked the
same way. Was that a BA11-N? I forget - too many years have gone by :)
Bob
On Tue, Oct 11, 2022 at 4:34 PM Robert Armstrong wrote:
> Don't know what the BA11-L (that's the short box for the 11/04) did. I
> don't think it had slides, but I'm not sure.
>
Is that the 3U (5.25" high) one?
If so, there's a metal sleeve that is screwed in the rack. The entire
chasis
> Tony Duell
>I wonder if that's because on the 11/04 and 11/34 the boards go in
>from the top of the box whereas on the 8/a the boards go in from the
>front. Therefore you have to remove the frontpanel to insert/remove
>boards on the 8/a but you don't on the 11's. The 11's panel is rarely
On Tue, Oct 11, 2022 at 4:17 PM Robert Armstrong via cctalk
wrote:
>Annoyingly the PDP-11/04 and 34, which had a panel that was mechanically
> nearly identical, used an entirely differently mounting scheme, so there's no
> help there.
>
I wonder if that's because on the 11/04 and 11/34
Bob
Yup that's the one I have, thanks. At least I am not alone. I bet this
topic has come up in the past here.
Bill
On Tue, Oct 11, 2022 at 11:17 AM Robert Armstrong via cctalk <
cctalk@classiccmp.org> wrote:
> >Bill Degnan mbilldeg...@gmail.com> wrote:
> >Is there a 3D print gcode for the
>Bill Degnan mbilldeg...@gmail.com> wrote:
>Is there a 3D print gcode for the hardware that connects a PDP8a front
>panel to the chassis?
Assuming you're talking about the KC8-A (the panel with the push buttons and
7 segment displays) then I think there were at least two versions. The older
On 10/11/2022 6:16 AM, Bill Degnan via cctalk wrote:
I have a pretty good 3d printer, I.can at least try. I imagine the
standard front panel cover clips should be easy enough, but the pdp8a needs
something stronger with screws and bolts, right? I need to check the
enclosure hardware documents
I have a pretty good 3d printer, I.can at least try. I imagine the
standard front panel cover clips should be easy enough, but the pdp8a needs
something stronger with screws and bolts, right? I need to check the
enclosure hardware documents
On Tue, Oct 11, 2022, 2:37 AM Vincent Slyngstad via
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
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 <
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