help needed: problem with UNIBUS access on my PDP-11/70

From: Andreas Freiherr <Andreas.Freiherr_at_Vishay.com>
Date: Thu Jul 11 10:57:00 2002

see below, please!

Tom Uban wrote:
>
> At 05:09 PM 7/11/2002 +0200, you wrote:
> >Easy to guess:
> >
> > > > > As you indicate, checking the power supply voltages is
> > > > > an important first step.
> > > >
> > > >Agreed, but I could not do that yesterday evening when I
> > > >thought of it, because the washing machine was also running ...
> > >
> > > Did you catch your washing machine;-) Just curious what the washing
> > > machine has to do with checking your power supply voltage?
> >
> >It's eating the power that is required to feed the PDP, right?
>
> Perhaps, but the switching regulators in the PDP should regulate
> to the correct voltage even with a slightly low incoming AC...

Sure, but there will be incoming AC only as long as the circuit breaker
(presumably shared between washing machine and PDP-11) does not trip...

--
Andreas Freiherr
Vishay Semiconductor GmbH, Heilbronn, Germany
http://www.vishay.com
Received on Thu Jul 11 2002 - 10:57:00 BST

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