sm0ohc
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Quiet switch mode power supply (SMPS) for KiwiSDR
Clint KA7OEI have a series of articles in his blog that may be helpful:
As stated in his articles and earlier in the thread be careful when working on the mains !
https://ka7oei.blogspot.com/2012/12/reducing-switching-supply-racket-rf.html
All that "iron" we removed to make the psu "efficient and lightweight" we have to put back as filter on the outside 😉
73:s de Kenneth / SM0OHC
