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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 16:57:02
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#61
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darthradu
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Pe un ldd-1000, cu o sursa de 48V , poti sa pui 24 leduri de 3w (cate 2 in paralel, 12 in serie), iti iei mai multe ldd-uri daca vrei mai multe "canale", adica sa controlezi ledurile alea independent.
Sau altfel, pentru fiecare canal iti trebuie cate un ldd
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Blue14
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#62
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Blue14
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Pot sa pun si tota lampa de 15 leduri pe un singur ldd, ca o faceam cu mai multe canale daca nu gaseam ldd-uri puternice, am vorbit cu pyu si controllerul cu touch are si softul gata programat si 2 senzori de temperatura, ca sa nu ma mai chinui sa mi-l fac singur, unde gasesc un asemenea Ldd in Romania?
Asa de ieftin e un ldd! : http://www.tme.eu/ro/details/ldd-1000h/convertoare-dcdc/mean-well/
This message was edited 1 time. Last update was at 05/02/2015 17:03:06
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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 17:18:44
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#63
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darthradu
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Pai eu ce-am scris mai in urma 25-30lei bucata. Sa nu pui leduri de maxim 700ma pe ldd-uri de 1000ma daca nu le pui cate 2 in serie ca se vor coace prematur.
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Blue14
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 17:20:44
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#64
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Blue14
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Nu sunt de maxim 700 Ma, le am pe sursa asta care tot de 1000 este, ldd-ul pe care l-am dat exemplu e bun si pot sa il pun pe un singur canal?
Unde gasesc placuta dinacea pe care sa prind ldd-ul?
This message was edited 1 time. Last update was at 05/02/2015 17:21:55
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darthradu
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#65
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darthradu
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Eu nu stiu ce leduri ai tu dar iti spun ca vad ca ai o problema in a intelege minim si maxim. In specificatiile ledului se da un curent de alimentare, pentru alea de 3W este de aproximativ 750ma, asta este ABSOLUT MAXIM.
Asta nu inseamna ca o sa se arda ledul instant daca il pui la 1000ma, doar ca nu o sa functioneze in parametrii si ii scurtezi considerabil viata. Ar trebui alimentate undeva la 75% din puterea maxima ca sa te bucuri de ele.
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Blue14
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 17:28:41
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#66
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Blue14
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Atunci o sa imi iau un Ldd 700, controllerul si o sursa cu curent constant.
Placuta pe care sa prind ldd-ul unde gasesc?
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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 18:02:08
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#67
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darthradu
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Pai si la 700 tot esti la maxim  )))))))))))))
Bai Andrei ce plm nu citesti tu de mai multe ori pana-ti intra bine-n cap ?
Ti-am zis ca iti trebuie sursa de tensiune constanta tu o dai ca-ti iei de curent constant. Ti-am zis ca e bine sa mergi cu ledurile alea in 75% tu mergi cu ele in 95%.  De ce ma faci sa consum proteine aiurea daca nu ma bagi in seama?
Din partea mea poti sa le bagi si la 220
Nu stiu de unde gasesti placute pt. ldd-uri insa iti poti cumpara un soclu pentru integrate si lipesti firele direct de el, ceva de genul asta
http://coralux.net/?wpsc-product=24-pin-wide-dip-socket
http://www.conexelectronic.ro/produs.php?id=10285 cred ca merge si asta (nu zice daca e wide sau nu)
This message was edited 3 times. Last update was at 05/02/2015 18:04:44
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Blue14
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#68
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Blue14
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This message was edited 1 time. Last update was at 05/02/2015 18:11:35
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darthradu
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#69
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darthradu
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Adica fix ce am zis mai sus, cate 2 in paralel pe un ldd de 1000.
Sau iti iei cree-uri si dai in ele cu 700ma  ca alea au 1500maxim, dar deja vorbim de alti bani si alta mancare de pejte!
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Blue14
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 18:15:24
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#70
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Blue14
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Da, atunci cate 2 in paralel, eu am 15 leduri, trebuie sa mai cumpar cateva, oricum nu e nici o problema, o sa vorbesc cu cel care mi-a facut lampa sa imi zica ce leduri sunt (sa nu ma trezesc ca sunt cree sau nichia).
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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 18:18:04
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#71
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darthradu
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Adica astea sunt alte leduri fata de alea de 7 lei pe care le-ai luat de la magazin?
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Blue14
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#72
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Blue14
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Da, astea sunt ledurile de la lampa facuta de domnul Dorin ( pe asta o am la marin acum) care ma costat 500lei lampa plus 150 sursa, o sa pun si eu o poza, doar ce am vorbit cu domnul Dorin si mi-a spus acelasi lucru ca si dvs, deci asa am sa fac, mi-a spus ca ldd-ul pot sa il alimentez si cu sursa pe care o am (Eln 48-60d) cu potentiometrul la maxim are 48w si ca atata timp cat am ventilator la lampa nu se strica asa usor ledurile, mi-a zis ca pot sa le pun si in serie pe ldd 1000 daca tin controllerul la 60-70 %, ce parere aveti, merge si asa sau sa le pun in paralel si sa nu risc?
Daca mai e nevoie sa iau leduri iau de la colegul Pyu, cu 5 lei, 8 lei uv, iar controllerul e 250 lei ( nu e mult ca are si softul programat).
This message was edited 1 time. Last update was at 05/02/2015 18:28:32
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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 18:33:09
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#73
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darthradu
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Blue14 wrote:care m- a costat
In rest da, merg puse si in serie, insa cunoscandu-te drept un spirit tanar am presupus ca nu vei rezista tentatiei sa le "probezi" fara controller si ti-am recomandat ce-i mai sigur
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Blue14
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#74
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Blue14
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darthradu wrote:
Blue14 wrote:care m- a costat
In rest da, merg puse si in serie, insa cunoscandu-te drept un spirit tanar am presupus ca nu vei rezista tentatiei sa le "probezi" fara controller si ti-am recomandat ce-i mai sigur 
Am inteles, sa nu aude doamna mea de meditatie la romana ca duminica ma tine de dimineta pana seara!
Si merg si pe sursa existenta, nu?
Daca da ma pregatesc sa dau comanda de ldd si cand fac rost de bani imi iau si controllerul.
This message was edited 1 time. Last update was at 05/02/2015 18:37:17
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darthradu
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#75
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darthradu
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sa nu audE  )))))))))))
Spune-i bre ca tu esti cu led-uri cu acvarii cu d-astea, n-are ea treaba
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Blue14
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 19:12:17
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#76
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Blue14
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Asa am sa fac!, Eu scriu de pe tableta, de-asta fac atatea greseli, de pe telefon scriu si mai prost (ma grabesc, la tastatura de la laptop scriu bine, ca sunt obisnuit de mic cu tastaturi de laptop, la tastatura de la tv (care e arc-pod) scriu cel mai bine dar nu imi este comod!
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Blue14
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#77
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Blue14
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Mi-am gasit un controller Coralux storm x si intreb si eu, daca nu pun ldd, merge acest convertor si la storm x http://coralux.net/?wpsc-product=storm-10v-converter ?
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darthradu
![[Post New]](/forum/templates/default/images/icon_minipost_new.gif) 05/02/2015 22:47:20
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#78
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darthradu
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Da, dar e mai ieftin/bine cu ldd.
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Blue14
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#79
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Blue14
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Trec pe ldd, sursa mea are 0.1-1.3 A, are in interior o rotita ce se roteste in functie de cati mA vreau, acum e data la 700( asta fiind dimarea la 100%, cand alimentez ldd-urile 1000 la ea pot sa las tot 700 sau e mai bine sa o pun la maxim sau la 1000 mA (1A)?
As fi schimbat si ledurile cu cree dar nu are rost sa mai dau 400-500 lei pe o lampa de la un acvariu pe care il desfintez la vara deoarece fac upgrade si daca e sa imi iau de la inceput lampa led vreau cree ( nu sunt sigur daca sa imi fac lampa led sau sa imi iau lampa ati, oricum controllerul Storm x chiar daca nu il folosesc in bazin il dolosesc in standul acvariului si la monolight).
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r_o_n_i
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#80
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r_o_n_i
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darthradu wrote:Uite, promit ca sa fac un tutorial aici sa-l inteleaga toata lumea despre leduri/controller/ldd-uri
Pe cand ?
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