[Gb-ccb] Re: Power Supplies

Roger Norrod rnorrod at nrao.edu
Thu Aug 21 07:20:09 EDT 2003


At 03:25 PM 8/20/2003 -0700, Martin Shepherd wrote:
>
>
>On Wed, 20 Aug 2003, Roger Norrod wrote:
>Unfortunately I won't know this for a while yet, but only having 3A
>available at 5V is clearly going to be a problem. The single board
>computer alone will probably draw about that much current at 5V, and I
>don't know how much the other logic will draw yet.

I'm not surprised.

>
>I want to avoid having either a transformer or a switch-mode power
>supply close to the CCB box, so if I do need more power than the
>existing supplies can provide, will there be room to mount another
>power supply alongside the existing ones?
>

We'll have to find a place.  My knee-jerk reaction is to avoid switchers if
the weight/volumn of a linear can be accomodated.  Keep us posted on the
current requirements.



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