HP vintage boards being sold as scrap

Jay Jaeger cube1 at charter.net
Thu Sep 26 17:39:59 CDT 2019


On 9/25/2019 2:00 PM, Brent Hilpert via cctalk wrote:
> On 2019-Sep-25, at 3:07 AM, Guy Dunphy via cctalk wrote:
> 
>> Does anyone else recognise some of the other boards?
> 
> 
> There is a stack of IO interface boards, including HSTs, for the HP 2100/1000 series there.
> 
> Lower-right stack in this pic, 7 boards, boards have one red and one grey handle:
> 	https://i.ebayimg.com/images/g/n08AAOSwjY5dg5Kd/s-l1600.jpg
> 
> "HS Terminal" is discernible on one of them, and the one on top looks to be an HS Terminal as well.
> Can't be certain about the others but they have the same size IO connector, they may all be HSTs.
> 
> HSTs are the basic RS232 & current loop, async serial-line interface boards, 12531D, used for the console and such in the 2100/1000 series,
> going back to the early machines of the series.
> 
> (HS is 'High-Speed', but that's relative to the late-60s, billed for up to 2400bps, but it is possible to operate them at higher speeds).
> 
> I'd buy one for, say 60$, if someone picks up the bunch and wants to flog one.
>  
> 

I would be in that same camp, assuming one of these would also work in a
2112B ("M Series") machine.

JRJ


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