Re: custom power supplies: feasibility

[Stefan Tiedje <Stefan-Tiedje@addcom.de>]

a k butler wrote:
> 
>> The internals of all gear I know needs AC, and if you feed it with DC, 
>> there are just a bunch of diodes and capacitors which put it down to 
>> the correct voltages it needs inside, most likely lower than what you 
>> put in. The advantage is also, you don't have to worry about correct 
>> polarity.
>>
>> If it wants AC of 18 V, its not very dangerous to give it less than 
>> that as DC and just see if its happy with it.
> 
> 
> my worry is that all the power is now going through one half of the 
> rectifier
> (any comments?)
> andy butler

The other half isn't used, an don't heat up. The rectifier is specified 
for the needed current and it will only drive as much as is needed.

Stefan

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         Stefan Tiedje
         Klanggestalter
     Electronic Composition
               &
         Improvisation

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