GPIB cables (was Re: Screwed Again! Property dispo stuff...)

From: Bob Shannon <bshannon_at_tiac.net>
Date: Sat Feb 2 09:39:29 2002

Blued screw jacks indicate a metric thread, while the (rare) crome finished
screws have an english thread, don't mix and match! You'll strip the threads
baddly.

Richard Erlacher wrote:

> I've got a couple of cables with the heads broken off the strain relief
> screws. I guess one of these days I'll have to replicate them.. Would you do
> that in stainless or in (after=the-fact) blued 4320, Tony?
>
> Dick
>
> ----- Original Message -----
> From: "Tony Duell" <ard_at_p850ug1.demon.co.uk>
> To: <classiccmp_at_classiccmp.org>
> Sent: Friday, February 01, 2002 5:43 PM
> Subject: Re: GPIB cables (was Re: Screwed Again! Property dispo stuff...)
>
> > > > Well, a very kind soul has informed me that this cable is a quasi
> > > > rare item used to connect peripherals to Commodore PET systems, and
> > > > apparently that they are worth a bit of money ($50-80).
> > >
> > > I would dispute the quasi-rare label. You can still buy as many as
> >
> > There are 2 types of Commodore GPIB cable. The PETs didn't have the
> > conventional 24 pin Blue Ribbon connector, they had a card edge (OK, the
> > 8032SK is the exception, it does have the Blue Ribbon connector). The
> > peripherals all have the Blue Ribbon connector.
> >
> > So you need a specical cable -- edge connector to Blue Ribbon male/female
> > thingy to link the first peripheral to the PET. And then conventional
> > GPIB cables (Blue Ribbon male/femaly thingies on each end) to link the
> > other peripherals up.
> >
> > The 'conventional GPIB' cables are AFAIK still being made. I still see
> > new test equipment with that interface, so I assume somebody is still
> > making cables for it.
> >
> > The special 'first cable' is not that easy to find. I needed one for my
> > P500, and I ended up having to make an adapter with an edge connector on
> > one end and a 24 pin Blue Ribbon socket [1] on the other. I can then link
> > normal GPIB cables up to that.
> >
> > [1] Have you tried getting the screwdown posts for GPIB sockets? Nobody
> > seems to sell them. After a lot of looking, I ended up buyingf some
> > stainless steel rod and an M3.5 tap....
> >
> > -tony
> >
> >
Received on Sat Feb 02 2002 - 09:39:29 GMT