Defining Disk Image Dump Standard

From: allisonp <allisonp_at_world.std.com>
Date: Wed May 31 17:04:41 2000

>I also like the inductive matrix ROM used in the HP9100. It works by the
>coupling between 512 address tracks and 64 data loops in a 14 layer (?)
>PCB. The PCB is about 4" square and stores 512 words, each one 64 bits
>long. It is _very_ reliable -- 9100s are now about 30 years old, and
>while I've had to replace transistors and diodes in them, I've never
>heard of the ROM failing.


I Gotta get me one of those, they are so likeable.

Allison
Received on Wed May 31 2000 - 17:04:41 BST

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