[sdiy] Prebuilt bipolar 15v supply?

John Luciani jluciani at gmail.com
Fri Oct 12 20:43:13 CEST 2007


On 10/12/07, Sam Ecoff <secoff at execpc.com> wrote:

> O.k... so, just to confirm that I have my facts straight:
>
> I could purchase an regulated bipolar supply such as http://
> tinyurl.com/yt67t9 or http://tinyurl.com/2238oa. The advantages are
> that I can get it cheap with no building work on my part, it keeps
> high voltages out of the case, and it would successfully power the
> MFOS sequencer. The big disadvantage is that it's a sealed case, so I
> can't trim the voltage output manually.

I am assuming that the power supply meets your voltage/current requirements.
The other disadvantage that you mentioned was the potential mixup in the
DIN connectors. You also need to verify that the lack of trimability
won't be a problem
with your load.

A couple more things to look at ---  Is there a minimum load?
What is the response to faults like a short circuit. Make sure you
select protection
based upon the amount of current your circuit will draw.

(* jcl *)

-- 
http://www.luciani.org



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