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  1. #1
    decadence Vince's Avatar
    Join Date: Mar:2003
    Location: Vortex Rikers
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    Ùå ñå ñìåíÿò êîíäåíçàòîðèòå íà 8RDA-òî

    Äúíîòî âå÷å ñòàíà íà 2,5 ã. è êîíäåíçàòîðèòå â ïî-îòäàëå÷åíàòà ðåäèöà îò ïðîöåñîðà çàïî÷íàõà äà ñå íàäóâàò, êàòî äâà îò òÿõ ñà ïóñíàëè ëåêî åëåêòðîëèò îòãîðå... Òà ùå òðÿáâà äà ãè ñìåíÿì è èñêàì íîâèòå äà ñà ñâåñòíè. Âúïðîñà ìè å îò êîÿ ìàðêà äà òúðñÿ, ÷å íå ñúì çàïîçíàò ìíîãî ñ êà÷åñòâîòî ïðè ðàçëè÷íèòå ìàðêè êîíäåíçàòîðè?

  2. #2
    Íàøèÿò ÷åðåí êîòàðàê Private's Avatar
    Join Date: Jan:2002
    Location: Ñîôèÿ
    Posts: 32,164
    Òîâà è òîâà êàòî îðèåíòèð, èíà÷å íàñêîðî ñå äèñêóòèðàøå êàêâî ìîæå äà ñå êóïè ó íàñ.
    Last edited by Private; 1st February 2006 at 01:07. Reason: êîðèãèðàíà âðúçêà
    -= All our life, we are beta testers =-
    -= Âíèìàíèå! Âúçìîæíî å ïîñòîâåòå ìè äà ñúäúðæàò õóìîð, [ñàìî]èðîíèÿ è ñàðêàçúì! =-
    -= Êàêâè òåìè ìå ðàäâàò è çàùî =-= Îòèäîõà ñè äîáðè õîðà: Fo , goblin =-

  3. #3
    Get a Mac moridinbg's Avatar
    Join Date: Dec:2004
    Location: 0x00000000
    Posts: 4,211
    [bg]W Konrad w Mladost 1 (onzi dylyg blok, deto e swyrzan s edin drug blok s ne]o kato tunel, tochno sled mosta sled pliska, posoka Okryvna bolnica) ima dosta dobri, byrzi kondenzatori. Az skoro wzimah ot tam i 5-6 brojki mi izleznaha 1-1.5[/bg]
    EDIT: [bg]Opaa. Korekom. Praw si moq gre[ka. Nqma zna`enie. Ina`e za tozi to`no stawa duma.[/bg]
    Last edited by moridinbg; 17th October 2005 at 11:47.

  4. #4
    Registered User Stefo's Avatar
    Join Date: Jun:2003
    Posts: 2,089
    Quote Originally Posted by moridinbg
    [bg]W Konrad w Mladost 1 (onzi dylyg blok, deto e swyrzan s edin drug blok s ne]o kato tunel, tochno sled mosta sled pliska, posoka Okryvna bolnica) ìììì]
    Òîâà íå å ëè ÌÒ1 ÎÎÄ?

    æ.ê. Ìëàäîñò 1
    áëîê 30, âõîä "Ä"
    (áèâøèÿ ÊÎÐÅÊÎÌ)

    http://www.mt1components.com/

  5. #5
    decadence Vince's Avatar
    Join Date: Mar:2003
    Location: Vortex Rikers
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    Ìåðñè çà èíôîòî. Àç ìàãàçèíè çíàåõ àìà íå ÷àê òîëêîâà
    Quote Originally Posted by moridinbg
    [bg]W Konrad w Mladost 1 (onzi dylyg blok, deto e swyrzan s edin drug blok s ne]o kato tunel, tochno sled mosta sled pliska, posoka Okryvna bolnica) ima dosta dobri, byrzi kondenzatori. Az skoro wzimah ot tam i 5-6 brojki mi izleznaha 1-1.5[/bg]
    "Áúðçè êîíäåíçàòîðè" - òîâà ïúê êàêâî ùå å

  6. #6
    Íàøèÿò ÷åðåí êîòàðàê Private's Avatar
    Join Date: Jan:2002
    Location: Ñîôèÿ
    Posts: 32,164
    Quote Originally Posted by Vince
    "Áúðçè êîíäåíçàòîðè" - òîâà ïúê êàêâî ùå å
    Low ESR (Equivalent Series Resistance) - êîíäåíçàòîðè, ïðåäíàçíà÷åíè çà ðàáîòà ïðè âèñîêè ÷åñòîòè.
    -= All our life, we are beta testers =-
    -= Âíèìàíèå! Âúçìîæíî å ïîñòîâåòå ìè äà ñúäúðæàò õóìîð, [ñàìî]èðîíèÿ è ñàðêàçúì! =-
    -= Êàêâè òåìè ìå ðàäâàò è çàùî =-= Îòèäîõà ñè äîáðè õîðà: Fo , goblin =-

  7. #7
    decadence Vince's Avatar
    Join Date: Mar:2003
    Location: Vortex Rikers
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    Êîíäåíçàòîðè, ïðåäíàçíà÷åíè çà ðàáîòà ïðè âèñîêè ÷åñòîòè íÿìà. Êîíäåíçàòîðèòå èìàò êàïàöèòåò è ïðîáèâíî íàïðåæåíèå. Òåçè ñ ïî-ìàëúê êàïàöèòåò ïðîïóñêàò ïðåç ñåáå ñè ïî-âèñîêè ÷åñòîòè, íî òîâà íå çíà÷è, ÷å 3000 ìèêðîôàðàäà êîíäåíçàòîðèòå çà äúíàòà íè ìîæå äà ñà "âèñîêî÷åñòîòíè". Òàçè ñòîéíîñò å ìíîãî ãîëÿìà è ñàìî òîê ñ ìíîãî íèñêà ÷åñòîòà ìîæå äà ìèíå ïðåç òÿõ. îòäåëíî, ÷å òèÿ êîíäåíçàòîðè íà äúíîòî áè òðÿáâàëî äà ñà çà ñòàáèëèçèðàíå íà çàõðàíâàùîòî íàïðåæåíèå íà ïðîöåñîðà, êîåòî å ïîñòîÿííî âúîáùå íÿìàò âðúçêà ñ ÷åñòîòàòà ìó. Ñìåíåíèòå êîíäåíçàòîðè ñ òàêèâà ñ ïî-ãîëÿì êàïàöèòåò ìîãàò äà îñèãóðÿò ïî-ñòàáèëíî íàïðåæåíèå êúì ïðîöåñîðà è îòòàì ïî-âèñîêè ÷åñòîòè.

    Equivalent Series Resistance çíà÷è åêâèâàëåíòíî ñúïðîòèâëåíèå íà êîíäåíçàòîðà. Òúé êàòî íå ñà èäåàëíè åëåìåíòè è òå ñè èìàò âúòðåøíî ñúïðîòèâëåíèå. Èìåòî èäâà îòòàì, ÷å êîíäåíçàòîðà ñå ðàçãëåæäà âñå åäíî èìà ñâúðçàí ðåçèñòîð ïîñëåäîâàòåëíî íà íåãî.
    http://en.wikipedia.org/wiki/Equival...ies_resistance
    http://powerelectronics.com/mag/powe...er_capacitors/

    By definition, ESR is a performance characteristic representing the energy losses of the “equivalent” series resistance of a capacitor. It takes into account all of the losses — lead resistance, termination resistance and “plate” resistance, as well as the inherent losses of the dielectric material. It assumes that a single resistance in series with an “idealized” capacitor can represent all the losses.
    The equivalent series resistance (e.s.r.) is made up of several resistive components within the capacitor , including electrolyte, tissue separators, foils etc. The method of construction also plays an important role. For example, the e.s.r. can be significantly reduced in some cases by making multiple connections to the anode and cathode foils.
    Àêî èìàì ãðåøêè - ïîïðàâÿéòå ìå.

  8. #8
    Registered User WARRIOR's Avatar
    Join Date: Dec:2004
    Location: Ñîôèÿ
    Posts: 4,191
    Quote Originally Posted by Vince
    Äúíîòî âå÷å ñòàíà íà 2,5 ã. è êîíäåíçàòîðèòå â ïî-îòäàëå÷åíàòà ðåäèöà îò ïðîöåñîðà çàïî÷íàõà äà ñå íàäóâàò, êàòî äâà îò òÿõ ñà ïóñíàëè ëåêî åëåêòðîëèò îòãîðå... Òà ùå òðÿáâà äà ãè ñìåíÿì è èñêàì íîâèòå äà ñà ñâåñòíè. Âúïðîñà ìè å îò êîÿ ìàðêà äà òúðñÿ, ÷å íå ñúì çàïîçíàò ìíîãî ñ êà÷åñòâîòî ïðè ðàçëè÷íèòå ìàðêè êîíäåíçàòîðè?
    ×åòîõ, ÷å íÿêàêúâ ðóñíàê îò overclockers.ru êàòî íå óñïÿë äà íàìåðè êîíäåíçàòîðè ñúñ ñúùèòå ñòîéíîñòè,ïîñòàâèë òàêèâà ñ ïî-âèñîêè ñòîéíîñòè. ðåçóëòàò íà òîâà äúíîòî ìó ïîñòèãàëî ïî-âèñîêè øèíè , íà ïî-íèñêè òåìïåðàòóðè.

  9. #9
    Registered User
    Join Date: Apr:2004
    Location: Ñîôèÿ
    Posts: 222
    Quote Originally Posted by WARRIOR
    ×åòîõ, ÷å íÿêàêúâ ðóñíàê îò overclockers.ru êàòî íå óñïÿë äà íàìåðè êîíäåíçàòîðè ñúñ ñúùèòå ñòîéíîñòè,ïîñòàâèë òàêèâà ñ ïî-âèñîêè ñòîéíîñòè. ðåçóëòàò íà òîâà äúíîòî ìó ïîñòèãàëî ïî-âèñîêè øèíè , íà ïî-íèñêè òåìïåðàòóðè.
    Äà... Íå çíàì çà ïîâèøåíèòå ðåçóëòàòè, íî ñúñ ñèãóðíîñò ñúì ñè ñìåíÿë êîíäåíçàòîðè, êîèòî áÿõà 1000uF íà 6,3 V ñ 2200uF íà 10V è àêî íå äðóãî, òî äúíîòî çàïî÷íà äà ðàáîòè äîñòà ïî ñòàáèëíî. Ñòàâà âúïðîñ çà ïðåäè 2 ãîäèíè. Âñè÷êî òîâà å íàïúëíî ëîãè÷íî - ôàáðè÷íèòå êîíäåíçàòîðè ñà êîìïðîìèñ ìåæäó êàïàöèòåò è îáåì - àç íîâèòå êîíäåíçàòîðè ñ ðàçíè ìàãèè ãè ñëîæèõ, çàùîòî áÿõà äîñòà ïî-ãîëåìè îò ñòàðèòå.

  10. #10
    The Conquerer I Be RazorJack's Avatar
    Join Date: Jul:2001
    Location: Øîï Ëàíä
    Posts: 3,108
    Quote Originally Posted by WARRIOR
    ×åòîõ, ÷å íÿêàêúâ ðóñíàê îò overclockers.ru êàòî íå óñïÿë äà íàìåðè êîíäåíçàòîðè ñúñ ñúùèòå ñòîéíîñòè,ïîñòàâèë òàêèâà ñ ïî-âèñîêè ñòîéíîñòè. ðåçóëòàò íà òîâà äúíîòî ìó ïîñòèãàëî ïî-âèñîêè øèíè , íà ïî-íèñêè òåìïåðàòóðè.
    Íå å áàø òàêà. Ôèëòðèðàùèòå êîíäåíçàòîðè ñà ñàìî çà òîâà - ôèëòðèðàíå, è çàìåíÿíåòî èì ñ ïî-ãîëÿì êàïàöèòåò ùå ïîìîãíå ñàìî àêî ñè ñ êîôòè çàõðàíâàíå è íåãîâèòå êîíäåíçàòîðè íå ñà äîñòàòú÷íî ãîëåìè. Àìà â òàêúâ ñëó÷àé å ïî äîáðå ïðîáëåìà äà ñå ðåøè îò èçâîðà êàêòî ñå êàçâà Äàæå êàòî ñëîæèø ïî-ãîëåìè êîíäåíçàòîðè íà äúíîòî ïðè áóóò-âàíå èì òðÿáâà ïîâå÷å òîê çà äà ñå çàðåäÿò è òîêó âèæ íåùî ñå ïðåòîâàðèëî è èçãúðìÿëî

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