Decisions you regret Was: Mystery IC: Allen Bradley 314B102
cube1 at charter.net
Wed Dec 16 16:54:29 CST 2015
On 12/16/2015 11:48 AM, Jon Elson wrote:
> On 12/16/2015 11:01 AM, Jay Jaeger wrote:
>> Anywho, I was looking at a couple of 19" racks containing an odd
>> computer of some sort. Had this funny square keyboard, and what looked
>> like LINCTapes to me. Looked kinda "home brew", using DEC Flip Chips.
>> Well a couple of years later I saw a photo of a LINC, and then it was
>> "head slap" time - I realized I had passed up a LINC. Could have had
>> it for $25. I fear it was probably scrapped. Sigh.
> A Classic LINC used "system building blocks", generally single-sided
> boards with an aluminum frame around the board, and a single-row 22-pin
> connector that was a separate piece, not a card-edge connector.
> The little keyboard on the Classic LINC was made by Soroban, and it was
> indeed funny. Each keystroke locked the keyboard, and when the program
> picked up the character from the buffer, the keyboard unlocked. The
> delay was often heard, as LAP-6 spent 99% of the time refreshing the
> If it was real flip-chip modules with the little molded plastic handle,
> that would have been a LINC-8 or PDP-12.
I would have recognized a LINC 8. It may well be that I mis-remembered
them being Flip Chip modules.
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