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Forum: Åëåêòðîííè êîìïîíåíòè, óñòðîéñòâà è ñõåìîòåõíèêà

DIY - ìàëêè ìíîãîêðàêè äæâú÷êè è íåùàòà, âúðõó êîèòî ñå "ëåïÿò"

  1. Sticky Thread Sticky: Óêàçàòåë êúì ïîëåçíè òåìè îò ðàçäåëà

    Èçðàáîòêà íà ÷àñîâíèê ñ ðåòðî ãàçîðàçðÿäíè èíäèêàòîðè (Nixie clock)? Êàê äà ñè íàïðàâèì ãàéãåðîâ áðîÿ÷ (Geiger counter)? Èçáîð íà äîáúð ìóëòèöåò?...

    Started by rager‎, 19th May 2017 01:05
    • Replies: 0
    • Views: 16,342
    19th May 2017, 01:05 Go to last post
  2.  
  1. Lightbulb DIY çàùèòà îò ïðåíàïðåæåíèå è ôèëòúð íà òîêà

    Ùå èçâåæäàì ÷ðåç òâúðäà âðúçêà ïîäâèæåí ðàçêëîíèòåë, êîéòî äà ìîæå äà ñå ìåñòè èç ñòàÿòà è â íåãî ùå èìà àïàðàòóðà, êîÿòî èñêàì äà ïðåäïàçâàì îò...

    Started by vessk0‎, 29th September 2017 22:42
    • Replies: 2
    • Views: 1,988
    14th October 2017, 23:09 Go to last post
  2. Òåñòâàíå íà îëîâåí àêóìóëàòîð

    Çäðàâåéòå! Èìàì óñòðîéñòâî, êîåòî èçïîëçâà îëîâåí àêóìóëàòîð 12V 12AH. Ïóñêàì ãî çà çàðåæäàíå, ñâåòè, ñâåòè è íàêðàÿ íå ðàáîòè. Âúðõó àêóìóëàòîðà...

    Started by chalaka‎, 15th October 2017 23:57
    • Replies: 2
    • Views: 919
    16th October 2017, 00:54 Go to last post
  3. Question Ñëúí÷åâî çàõðàíâàíå/çàðÿäíî çà ìàëêà ñõåìà

    Èñêàì äà çàõðàíâàì 24/7 åäíà ìàëêà ñõåìà ñ êîíñóìàöèÿ 1W ïðåç 5V USB, êîÿòî ïðèíöèïíî âúðâè ñ òèïè÷íîòî òåëåôîííî àäàïòåð÷å/çàðÿäíî, êîåòî äèðåêòíî...

    Started by vessk0‎, 16th October 2017 14:23
    • Replies: 3
    • Views: 762
    16th October 2017, 16:29 Go to last post
  4. Èçìåðâàíå íà åë. ïîòðáëåíèå ñ led vu meter ?

    Ùå ìè ñå äà ñëîæà òî÷íî òàêàâà ëåä ñòúëáèöà , êàòî íà äåêîâåòå îò åäíî âðåìå, íà àïàðòàìåíòíîòî òàáëî, äà ïîêàçâà âèäèìî ìîìåíòíàòà êîíñóìàöèÿ. Èìàì...

    Started by asenpp‎, 20th October 2017 22:49
    • Replies: 1
    • Views: 1,588
    20th October 2017, 23:21 Go to last post
  5. Ïîìîù ñ ðîòàöèîíåí ïðåâêëþ÷âàòåë íà ñòàð óñèëâàòåë.

    Çäðàâåéòå, Ïðåäè âðåìå êóïèõ åäèí ñòàð óñèëâàòå Onkyo Integra A-8670. Îò êúì åëåêòðîíèêà ñè å ñúâñåì ÎÊ. Private ïîìîãíà òîãàâà ñúñ ñúâåòè, êîè...

    Started by ethernall‎, 1st November 2017 13:26
    • Replies: 2
    • Views: 964
    1st November 2017, 19:11 Go to last post
  6. Ìóëòèìåòúðà ñïðÿ äà ìåðè ñúïðîòèâëåíèå - ïîêàçâà 0 îìà íåïðåêúñíàòî :(

    Çäðàâåéòå, Â÷åðà äîêàòî ñå áîðåõ ñ òîâà, íÿêàê ñè óñïÿõ äà ñè ïðåöàêàì ìóëòèöåòà (Mastech MS8226). Âå÷å ïîêàçâà ïèëíà ëèïñà íà ñúïðîòèâëåíèå,...

    Started by ethernall‎, 1st November 2017 14:13
    • Replies: 31
    • Views: 4,215
    6th November 2017, 11:50 Go to last post
  7. Èçìåðâàíå íà Àìïåðè íà ïðîìåíëèâ òîê /220v/ ñ ìóëòèöåò

    Çäðàâåéòå, Èäåÿòà ìè å äà èçìåðÿ êîëêî òîê ìè õàð÷è êîìïþòúðà ñ ìóëòèöåò. Ìóëòèöåòà íå å ñ àìïåðêëåùè. Çà öåëòà ñúì íàïðàâèë òàÿ ñâðúçêà Íî...

    Started by petar-p‎, 7th November 2017 15:11
    • Replies: 27
    • Views: 5,260
    8th November 2017, 15:58 Go to last post
  8. Question Èäåÿ çà ñõåìà çà âðúçâàíå íà äâà ïðîæåêòîðà ñ äåòåêòîð è ïóðà?

    Çäðàâåéòå,íàïðàâèõ åäèí ãàðàæ â äâîðà.Îáà÷å íå ìîãà äà ñå ñåòÿ êàê äà âúðæà äâà ïðîæåêòîðà ñ äàò÷èöè è åäíà ïóðà êîèòî äà ðàáîòÿò â ñèíõðîí. Èäåÿòà...

    Started by mncazzaro‎, 7th November 2017 18:27
    • Replies: 7
    • Views: 1,203
    11th November 2017, 12:24 Go to last post
  9. Èçìåðâàíå îáîðîòè íà âåíòèëàòîð ñ ïîäðú÷íè ñðåäñòâà

    Âúïðîñúò ìè å ïî-ñêîðî õàðäóåðåí, ïîëçâàù êîìïþòúðíè ïîõâàòè :) . Ïîêðàé äðóãà òåìà ìè ñòàíà èíòåðåñíî çà ëåñåí íà÷èí ñ ïîäðú÷íè ñðåäñòâà (êàòî çà...

    Started by tedych‎, 14th October 2017 15:26
    • Replies: 43
    • Views: 5,386
    18th November 2017, 00:36 Go to last post
  10. Êàêâà ïðîâåðêà äà íàïðàâÿ ñ îñöèëîñêîï íà åëåêòðîëèòíè êîíäåíçàòîðè íà äúíî?

    Êàê äà ñå âúçïîëçâàì îò âå÷å íå òîëêîâà íîâàòà ìè ïðèäîáèâêà çà èäåíòèôèêàöèÿ íà "ëîøè" åëåêòðîëèòíè êîíäåíçàò Ïóñíàõ ïðåäè ìàëêî åäíà òåìè÷êà â...

    Started by diretouch‎, 25th November 2017 12:00
    • Replies: 1
    • Views: 1,542
    25th November 2017, 20:29 Go to last post
  11. Ïðîãðàìèðàíå íà MCU

    Çäð, ðàáîòÿ ñ åäèí ñèìóëàòîð Packet tracer, è ñåãà ñå îïèòâàì äà ïðîãðàìèðàì MCU-òî äà ïîëó÷àâà ñèãíàëè îò áóòîíè ñâúðçàíè êúì íåãî è ñ òÿõ äà...

    Started by Martin_KST‎, 26th November 2017 20:23
    • Replies: 0
    • Views: 884
    26th November 2017, 20:23 Go to last post
  12. SCART è RGB

    Òåëåâèçîðà èìà SCART âõîä íà êîéòî èìà íàäïèñ RGB,òîâà ÿñíî êàêâî îçíà÷âà. Âúïðîñúò êîéòî äíåñêà ìå ÷îâúðêà,àêî íÿìàøå òîçè íàäïèñ ïàê ëè ìîæå äà...

    Started by dra6ko‎, 6th December 2017 19:27
    • Replies: 3
    • Views: 1,101
    9th December 2017, 14:12 Go to last post
  13. Òúðñÿ ÷èï íà MediaTek

    Òúðñÿ ñëåäíèÿ ÷èï íà Mediatek: MT8223LFMU. Èçïîëçâà ñå â ìîíèòîðè è â íÿêîè ÒÂ-òà íà LG è Hyundai. Ùå áúäà ìíîãî áëàãîäàðåí àêî íÿêîé èçðîâè òàêúâ îò...

    Started by IgIv‎, 21st December 2017 17:17
    • Replies: 4
    • Views: 1,240
    24th December 2017, 19:11 Go to last post
  14. Èçðàáîòêà íà äåòàéë îò ìåòàë (çúáíî êîëåëî, ñúùåñòâóâàù 3D ìîäåë)

    Çäðàâåéòå, çà åäíà ìàøèíàðèÿ ñúì ïðîåêòèðàë ñëåäíèÿ âèä çúáíè êîëåëà: Íåùîòî å ìúíè÷êî, 4 cm3 êàòî îáåì, îêîëî 2cm â äèàìåòúð è å...

    Started by anrieff‎, 18th December 2017 16:38
    • Replies: 43
    • Views: 6,033
    26th December 2017, 19:06 Go to last post
  15. Àñàíñüîðåí êîíòðîëåð LiSA20 LIFT

    Òúðñÿ àñàíñüîðåí òåõíèê èëè íÿêîè çàíèìàâàù ñå ñ àâòîìàòèçàöèÿ íà àñàíñüîðè. Òðÿáâà ìè èíôîðìàöèÿ, êîíôèãóðàöèÿ èëè êàêâîòî èìà çà åäèí êîíêðåòåí...

    Started by imweasel‎, 9th December 2017 15:59
    • Replies: 13
    • Views: 1,893
    2nd January 2018, 20:58 Go to last post
  16. 60T03GH èëè çàìåñòèòåë

    Íÿêîé èìà ëè ïðåäñòàâà äàëè â Áúëãàðèÿ ìîæå äà ñå íàìåðÿò âúïðîñíèòå ìîñôåòè, òðÿáâàò ìè 2 áðîÿ. Ãóãúë íå äàâà ðåçóëòàò. Ïèòàõ Êîìåò, íî ìè...

    Started by vessk0‎, 4th January 2018 23:02
    • Replies: 3
    • Views: 2,786
    5th January 2018, 12:06 Go to last post
  17. Òðÿáâà ìè åëåêòðè÷åñêà ñõåìà íà äúíî ECS g31t-m9 rev:7.0

    çàñåãà ìè òðÿáâàò êîíäåíçàòîðèòå EC 14 18 13/òðèòå îòäÿñíî íà ïðîöåñîðà/ ec 8 9 1 2 /÷åòèðèòå íàä ïðîöåñîðà/ áëàãîäàðÿ !

    Started by diretouch‎, 8th January 2018 16:29
    • Replies: 10
    • Views: 1,626
    12th January 2018, 12:20 Go to last post
  18. Êîëîíè Ðåñïðîì Studio 40W - íÿêîè âúïðîñè

    Çäðàâåéòå, Ïîäàðèõà ìè âúïðñîíèòå êîëîíè Ðåñïðîì Studio 40W (ÎÒÌ 1-06) è èìàì íÿêîè âúïðîñè ñâúðçàíè ñ òÿõ. Êîëîíèòå ñâèðÿò ïðèÿòíî, íÿìà "ãðà÷åíå"...

    Started by bai_vlado‎, 5th January 2018 10:00
    • Replies: 12
    • Views: 5,584
    12th January 2018, 16:02 Go to last post
  19. 5401DM çàìåñòèòåë

    Çäðàâåéòå, ñ êàêâî ìîãà äà çàìåíÿ òðàíçèñòîð 5401DM? Òîâà å çà óïðàâëåíèåòî íà çàïàëèòåëíàòà áîáèíà è ñå íàìèðà â ÅÊÓ-òî íà Ôîðäîâåòå. Íÿêàêúâ êîéòî...

    Started by Alex‎, 2nd January 2018 18:04
    • Replies: 13
    • Views: 2,871
    12th January 2018, 20:10 Go to last post
  20. Ðåìîíò íà ðàáîòíà ëàìïà

    Êîëåãè èìàì ðàáîòíà ëàìïà (çà ÷åòåíå) ñ êðóøêà G23 11W 155mA 14W35 GRC01. Õâúðëèõ êîíòàêòà çàåäíî ñ òðàíñôîðìàòîðà, ñòàðòåðà èëè êàêòî ñå êàçâà,...

    Started by chalaka‎, 15th January 2018 00:07
    • Replies: 3
    • Views: 1,326
    18th January 2018, 01:26 Go to last post
  21. Ëàïòîï Toshiba Satellite L305 - ïðîáëåì ïðè çàðåæäàíå íà Óèíäîóñ

    Çäðàâåéòå! Âúïðîñíèÿò ëàïòîï áåøå ìîå ïðèòåæàíèå îêîëî 5 ãîäèíè (êóïóâàí âòîðà ðúêà îò êîìïþòúðåí ñåðâèç) è ñè ðàáîòåøå áåçïðîáëåìíî. Íî ìèíàëàòà...

    Started by dbm1‎, 15th January 2018 13:37
    • Replies: 21
    • Views: 2,339
    25th January 2018, 22:39 Go to last post
  22. Áðúì â òîíêîëîíè è áó÷åíå íà áàñüîð

    Ïðèâåò êîëåãè, Íå çíàì äàëè òîâà å íàé-ïîäõîäÿùèÿò ðàçäåë êúäåòî äà ñè ïóñíà òåìàòà... Ïîâîäà äà ïèøà òîâà å, åäíî ìíîãî íåïðèÿòíî áó÷åíå â...

    Started by zeox‎, 19th November 2017 19:14
    • Replies: 22
    • Views: 5,804
    26th January 2018, 16:55 Go to last post
  23. Èíòåãðàëíà ñõåìà çà èìïóëñíî çàõðàíâàíå.

    Çäðàâåéòå . Ðåìîíòèðàì åäíî èìïóëñíî çàõðàíâàíå è ÷èï ñ ìàðêèðîâêà "3br1765 jz" å ãðúìíàë òà âúïðîñúò ìè å îò êúäå ìîãà äà ãî íàìåðÿ èëè äà ñå...

    Started by chrisss‎, 28th December 2017 18:24
    • Replies: 6
    • Views: 2,400
    27th January 2018, 23:53 Go to last post
  24. Çàõðàíâàù êàáåë çà PSU, 3x2.5mm^2?

    Ïðèâåò êîëåãè. Òúðñÿ ñòàíäàðòåí çàõðàíâàù êàáåë êàòî çà PSU, íî ñ ïî-äåáåëè ïðîâîäíèöè, 3õ2.5 êâàäðàòà áè òðÿáâàëî äà å ÎÊ. Íàé-ãîëåìèÿò êîéòî...

    Started by zeox‎, 9th February 2018 18:15
    • Replies: 14
    • Views: 1,637
    10th February 2018, 14:00 Go to last post
  25. Ìàëêî ïîìîù ñúñ ñìÿòàíå íà êîíñóìàöèÿ 220 V è 12 V

    Çäðàâåéòå. Ïîíåæå íå ñúì ìíîãî íà Âè ñ òåçè ðàáîòè, ìîëÿ çà ïîìîù ñúñ ñìåòêèòå. Èìàì ñëåäíàòà äèëåìà. Êðóøêà LED 10W íà 220V è äðóãà 10W íà 12V....

    Started by nobreak‎, 25th January 2018 12:36
    • Replies: 33
    • Views: 5,998
    16th February 2018, 11:18 Go to last post

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