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Doepfer

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Re: [Doepfer_a100] Re: designing a small portable mini case for a100 modules

2005-02-24 by Julian

> i'm not
> interested in running from batteries. i have no clue what the exact
> requirements are that i should look for in a power supply,, could you
> help explain exactly what i should be looking for? could i possibly
> just use a spare computer psu i have lying around????


The psu you want to use is called a "dual output linear supply".  The things in your pcs are called switched mode, and work in a
different way.  There are people who use them, for sure, but the disadvantage is that the output is not as clean as from a linear
supply, and may cause audiable interfearance.

A couple that i got a while back, so as you can see whats what...

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=3861864424
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=3861864449

(the descriptions are in German, but you can see the product code in some of the photos, and look them up on power-one's site.
Incidentaly, one of those is the same as found behind the power module of the MOTM systems)

Julian

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