HP engineering excellence - was Re: Cyber ECL Wiring

Toby Thain toby at telegraphics.com.au
Sun Nov 30 14:28:42 CST 2014

On 30/11/14 3:19 PM, Brent Hilpert wrote:
> On 2014-Nov-30, at 8:59 AM, Jon Elson wrote:
>> Then, there was the system that came before wire-wrap.  It had rectangular
>> posts on card edge connectors, and I think the wire was stranded. There was
>> a "gun" that had a roll of little tin-plated clips.  You stuck the wire into the
>> gun, and squeezed the handle.  It drove a clip onto the pin, pinching the
>> wire through the insulation.  I've forgotten the name of this system, too.
>> This was used for connecting up standard logic boards into a backplane,
>> not for use at the chip level.
>> Jon
> Would that be these?:
> 	http://www3.telus.net/~bhilpert/tmp/HP2116C/crimps.jpg
> 	http://www3.telus.net/~bhilpert/tmp/HP2116C/backplane.jpg

Lovely. One can see HP's famous devotion to engineering here.


> It's the backplane of an HP2116C.
> I've always wondered what the tradename for the technique was.
> Looks like in these machines the wire was stripped before crimping though.

More information about the cctech mailing list