DEC Computer Lab for sale

Mike Stein mhs.stein at
Sun May 30 15:02:24 CDT 2021

What's the length and the diameters at each end of the pin? I've got some
cables for Burroughs patch panels that might be useful.

On Sun, May 30, 2021 at 3:40 PM Vincent Slyngstad via cctalk <
cctalk at> wrote:

> On 5/30/2021 10:54 AM, Ethan Dicks wrote:
> > On Sun, May 30, 2021 at 11:42 AM Vincent Slyngstad via cctalk
> > <cctalk at> wrote:
> >>
> >> The photos get a little bigger if you click them.  Those bits of stamped
> >> brass or whatever they are made of were probably pennies each.
> >
> > I've thought about what it might take to manufacture a pair of steel
> > rollers that could stamp those out but I haven't gotten very far with
> > it.  Same idea for the backplane bus strip DEC used to sell on the
> > roll.
> >
> > Depending on level of detail, either a small CNC or possibly a wire
> > EDM could make the dies.
> I thought about machining a ram to deform an existing modern pin (or
> even just tubing) to create the taper.
> I also tried to cast some out of solder, but they had bubbles and were a
> little too soft (tin-lead solder).  Also, with a solder connection you
> really need a good strain relief.  At some point it's too much work for
> what you're accomplishing (and still not very authentic).
>         Vince

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