diy smps

panos123

New member
hi guys..
it's my first post here..
i want to build an smps to power a 2 chanel class d amp...
i have an er54 ungaped core and i want to use it...
i'm thinking of building this circuit http://www.classdaudio.tk/index.php?page=hb_prot2
is this a good working circuit?
i saw at the cct that the input caracitors are rated at 200 volts..
so i think that it's designed to work with 110volt ac?
am i right?
i want to use it with 230 volt ac..
what other i have to change except of the capacitors?
 
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