dosa Posted July 10, 2009 Share Posted July 10, 2009 are cineva o schema de sursa cu ka 3842a? Quote Link to comment Share on other sites More sharing options...
dan-a2 Posted July 10, 2009 Share Posted July 10, 2009 am asa ceva Quote Link to comment Share on other sites More sharing options...
megastar Posted July 10, 2009 Share Posted July 10, 2009 ... o schema de sursa cu ka 3842a? ...O schema de Grundig cu cu uc3842A in sursa -cauta la pag...33.[attachment=0]Grundig_P37-070 cuc7301.rar[/attachment] Quote Link to comment Share on other sites More sharing options...
dosa Posted July 10, 2009 Author Share Posted July 10, 2009 uc este echivalent cu ka?mai am si pretentii...finalul de sursa sa fie cu mosfet Quote Link to comment Share on other sites More sharing options...
megastar Posted July 10, 2009 Share Posted July 10, 2009 Normal ca sunt echivalente , dar uc3842A nu merge cu FET . Esti sigur ca nu era cu B ? Quote Link to comment Share on other sites More sharing options...
dosa Posted July 10, 2009 Author Share Posted July 10, 2009 merci mult...incerc sa repar o sursa kit UPS001 pe care am cumparat-o defecta si am nevoie de ea chiar acuma seara...o sa incerc cu un uc3843...sper sa mearga Quote Link to comment Share on other sites More sharing options...
megastar Posted July 10, 2009 Share Posted July 10, 2009 Aici ai schema pentru ambele variante - cu FET si cu MJF (sau BUT) ,in functie de terminatia integratului .[attachment=0]GRU CUC7303F UC3842N-AN.pdf[/attachment] Quote Link to comment Share on other sites More sharing options...
dosa Posted July 10, 2009 Author Share Posted July 10, 2009 cand vedeti un chinez sa-l impuscati !!!!!! au inversat firele la sursa si, normal ca abia acum m-am uitat...nu stiam de ce nu merge... acum e ok!!!!!!!merci mult Quote Link to comment Share on other sites More sharing options...
palcu ion Posted July 11, 2009 Share Posted July 11, 2009 se intampla si la case mai mari Quote Link to comment Share on other sites More sharing options...
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