Dr.L Posted October 14, 2009 Share Posted October 14, 2009 faci o sursa in comutate,cu secundar izolat,iar in secundar sa ai + si - 2,5v (simetric) Poti face asa ceva cu mc34063A,cu tl494,cu sg3525... Cu sg3525 gasesti scheme de +/- 35v din 12v (pt amplifuri auto,in topicul de sus!) si adaptezi de acolo Link to comment
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