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  1. #1
    Banned
    Join Date: Oct:2006
    Location: VT
    Posts: 269

    Exclamation Âúïðîñ îòíîñíî vdrop

    Çäðàâåéòå. Ïîíåæå ïðè âñè÷êè ìîäîâå çà ïî- íèñúê vdrop, íåçàâèñèìî äàëè íà âèäåîêàðòà èëè äúíî, âèíàãè íà îïðåäåëåí ðåçèñòîð ñå ñìúêâà ñúïðîòèâëåíèåòî.
    Âúïðîñèòå ìè ñà îòíîñíî:
    1.Êàê å ñâúðçàí òîçè ðåçèñòîð ñïðÿìî ðåãóëàòîðà íà íàïðåæåíèå è êîíñóìàòîðà, ÷å âèíàãè äðîï-à äà ñå íàìàëÿ ïðè ïîíèæàâàíå íà ñúïðîòèâëåíèåòî.
    2.Êàê ñå èç÷èñëÿâà - çíàì îñíîâàòà - çà èçòî÷íèê è ðåçèñòîð- U(êëåìè)=Å- I.r (âúòðåøíî ñúïðîòèâëåíèå). Êîëîòî ïî-ãîëÿìî å I, òîëêîâà ïàäà íà U âúâ èçòî÷íèêà ñòàâà ïî- ãîëÿìî. Çàòîâà ñúùî ïîïèòàõ, êàê å ñâúðçàí òîçè ðåçèñòîð.
    3.Çàùî ïðîèçâîäèòåëèòå íà äàäåíèÿ õàðäóåð íå ïîñòàâÿò ïîäõîäÿùèÿ ðåçèñòîð, à íèå òðÿáâà ñàìè äà íàìåðèì ïîäõîäÿùîòî ñúïðîòèâëåíèå?

    Áëàãîäàðÿ!

  2. #2
    Only user mmonk's Avatar
    Join Date: Oct:2007
    Location: Ñëèâåí
    Posts: 1,285
     òåìàòà ïî-äîëó ùå íàìåðèø åäíà ÷àñò îò îòãîâîðèòå íà âúïðîñèòå ñè.
    http://hardwarebg.com/forum/showthre...ighlight=vdrop
    Íà 3-òèÿ âúïðîñ - ñïîðåä ìîåòî ìíåíèå, òîâà ñå ïðàâè ñ íÿêàêâà öåë, äà êàæåì ïðåäïàçíà ìÿðêà.
    Xeon E3-1230 v2 Thermalright Ultima-90,ASR©ck Z75 Pro 3,Gigabyte GTX1060 OC,Kingston 4X8GB DDR3 1600/1800,WD320GB,X-Fi XtremeMusic,Optiarc AD-7243S, FSP500,FSP BoosterX3,CREATIVE GigaWorks S750

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