NCR model 3401 class 5451

From: John Wilson <>
Date: Thu Jun 22 08:56:04 2000

On Thu, Jun 22, 2000 at 03:02:12AM -0400, Dave McGuire wrote:
> Interestingly, both the Cray J90 and the YMP-EL (and possibly other
>models as well) have +- margin switches for their power regulators
>accessible on their front panels.

IIRC, the DEC KL10 model A did too (and a little meter to see how you're
doing). I think I read somewhere that K.O. used to have a big thing about
margin testing so I'll bet there are easily accessible switches for it in
a lot of the older machines.

John Wilson
D Bit
Received on Thu Jun 22 2000 - 08:56:04 BST

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