PDP-11/34A / BA11-K PSU

From: Jochen Kunz <jkunz_at_unixag-kl.fh-kl.de>
Date: Mon May 26 03:01:01 2003

On 2003.05.25 22:35 Tony Duell wrote:

> IF you're missing this, it's not too hard to make it...
I am back at home so I could look: I have the cable.

> > Yes, but I have no clue about SMPSUs and there theory of operation.
> Well, you may not need to really understand what you are doing at
> first. About 95% of problems in these bricks are cured by testing
> and replacing the power transsitors and the electrolytic capacitors.
Well. I am an engineer. I want to understand and analyze, not blind
poking.

OK. It looks like I need some off time from my NetBSD hacking project so
I will try to set up the transformer, bricks, etc. on my workbench to
have a closer look. My multimeter and my HP scope are my friends. ;-)
-- 
tsch??,
       Jochen
Homepage: http://www.unixag-kl.fh-kl.de/~jkunz/
Received on Mon May 26 2003 - 03:01:01 BST

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