PSA-1225 Power supply diagram - diyAudio
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Old 20th May 2014, 10:59 AM   #1
diyAudio Member
Join Date: May 2014
Default PSA-1225 Power supply diagram

Hi there. I have one of those HEAVY 25Amp PSA-1225 power supply in my shack, but I have to replace some resistors and capacitors for it, can anybody help me with a schematic of this unit.

Also an idea of how to cure the low hum in the transformer.

My email is


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