https://padlet.com/pensactius/electronica PensActius - Pràctiques d'electrònica. en-us 2016-04-17 19:35:01 UTC 2025-04-24 10:20:38 UTC hello@padlet.com https://padletuploads.blob.core.windows.net/aws/59062416/fd1bf3bc8d66094e02234d48d434f50e/logo_bra__200X200.jpg pensactius https://padlet.com/pensactius/electronica/wish/106192776 2016-04-17 19:36:37 UTC https://padlet.com/pensactius/electronica/wish/106192776 pensactius https://padlet.com/pensactius/electronica/wish/106192854 2016-04-17 19:37:56 UTC https://padlet.com/pensactius/electronica/wish/106192854 pensactius https://padlet.com/pensactius/electronica/wish/106193666 2016-04-17 19:52:59 UTC https://padlet.com/pensactius/electronica/wish/106193666 pensactius https://padlet.com/pensactius/electronica/wish/106193739 2016-04-17 19:54:35 UTC https://padlet.com/pensactius/electronica/wish/106193739 pensactius https://padlet.com/pensactius/electronica/wish/106193857 2016-04-17 19:55:33 UTC https://padlet.com/pensactius/electronica/wish/106193857 pensactius https://padlet.com/pensactius/electronica/wish/106193993 2016-04-17 19:58:57 UTC https://padlet.com/pensactius/electronica/wish/106193993 pensactius https://padlet.com/pensactius/electronica/wish/106194223 És un resistor regulable.]]> 2016-04-17 20:03:39 UTC https://padlet.com/pensactius/electronica/wish/106194223 pensactius https://padlet.com/pensactius/electronica/wish/106194410 És un transistor NPN.]]> 2016-04-17 20:06:21 UTC https://padlet.com/pensactius/electronica/wish/106194410 pensactius https://padlet.com/pensactius/electronica/wish/106196099 És un resistor variable que disminueix el seu valor quan augmenta la llum incident.]]> 2016-04-17 20:37:22 UTC https://padlet.com/pensactius/electronica/wish/106196099 pensactius https://padlet.com/pensactius/electronica/wish/107346637 2016-04-23 08:26:52 UTC https://padlet.com/pensactius/electronica/wish/107346637 pensactius https://padlet.com/pensactius/electronica/wish/107346701 2016-04-23 08:29:22 UTC https://padlet.com/pensactius/electronica/wish/107346701 pensactius https://padlet.com/pensactius/electronica/wish/107346727 2016-04-23 08:30:41 UTC https://padlet.com/pensactius/electronica/wish/107346727 pensactius https://padlet.com/pensactius/electronica/wish/107346751 2016-04-23 08:31:52 UTC https://padlet.com/pensactius/electronica/wish/107346751 pensactius https://padlet.com/pensactius/electronica/wish/107346789 2016-04-23 08:33:23 UTC https://padlet.com/pensactius/electronica/wish/107346789 pensactius https://padlet.com/pensactius/electronica/wish/107346852 2016-04-23 08:34:53 UTC https://padlet.com/pensactius/electronica/wish/107346852 pensactius https://padlet.com/pensactius/electronica/wish/107346965 2016-04-23 08:38:52 UTC https://padlet.com/pensactius/electronica/wish/107346965 pensactius https://padlet.com/pensactius/electronica/wish/107347000 2016-04-23 08:39:58 UTC https://padlet.com/pensactius/electronica/wish/107347000 pensactius https://padlet.com/pensactius/electronica/wish/107347016 2016-04-23 08:40:43 UTC https://padlet.com/pensactius/electronica/wish/107347016 pensactius https://padlet.com/pensactius/electronica/wish/107347960 2016-04-23 09:13:54 UTC https://padlet.com/pensactius/electronica/wish/107347960 pensactius https://padlet.com/pensactius/electronica/wish/107348052 Fer un muntatge amb un LED RGB, que permeti regular la intensitat dels diferents colors. (Recomanem utilitzar un potenciòmetre de 100k)]]> 2016-04-23 09:18:07 UTC https://padlet.com/pensactius/electronica/wish/107348052 pensactius https://padlet.com/pensactius/electronica/wish/107348152 2016-04-23 09:22:10 UTC https://padlet.com/pensactius/electronica/wish/107348152 pensactius https://padlet.com/pensactius/electronica/wish/107348990 Veure aquest vídeo abans de fer les pràctiques.]]> 2016-04-23 09:44:50 UTC https://padlet.com/pensactius/electronica/wish/107348990 pensactius https://padlet.com/pensactius/electronica/wish/107349915 2016-04-23 10:14:43 UTC https://padlet.com/pensactius/electronica/wish/107349915 pensactius https://padlet.com/pensactius/electronica/wish/107350498 2016-04-23 10:30:49 UTC https://padlet.com/pensactius/electronica/wish/107350498 pensactius https://padlet.com/pensactius/electronica/wish/107351435 2016-04-23 10:54:11 UTC https://padlet.com/pensactius/electronica/wish/107351435 pensactius https://padlet.com/pensactius/electronica/wish/107351556 Condensador 1000µF
Resistor 10k]]> 2016-04-23 10:58:40 UTC https://padlet.com/pensactius/electronica/wish/107351556 pensactius https://padlet.com/pensactius/electronica/wish/107351578 Descarregar el condensador abans de provar-lo. Posant un conductor entre les dues potes del condensador.]]> 2016-04-23 10:59:25 UTC https://padlet.com/pensactius/electronica/wish/107351578 pensactius https://padlet.com/pensactius/electronica/wish/107351682 2016-04-23 11:04:07 UTC https://padlet.com/pensactius/electronica/wish/107351682 pensactius https://padlet.com/pensactius/electronica/wish/107351717 2016-04-23 11:05:52 UTC https://padlet.com/pensactius/electronica/wish/107351717 pensactius https://padlet.com/pensactius/electronica/wish/107351768 2016-04-23 11:07:24 UTC https://padlet.com/pensactius/electronica/wish/107351768 pensactius https://padlet.com/pensactius/electronica/wish/107388350 Introduir els següents canvis.]]> 2016-04-24 09:26:14 UTC https://padlet.com/pensactius/electronica/wish/107388350 pensactius https://padlet.com/pensactius/electronica/wish/107388370

Què observeu?

Per què?

]]> 2016-04-24 09:26:54 UTC https://padlet.com/pensactius/electronica/wish/107388370 pensactius https://padlet.com/pensactius/electronica/wish/107388504 El transistor està en saturació perquè la intensitat de base és molt gran.]]> 2016-04-24 09:30:02 UTC https://padlet.com/pensactius/electronica/wish/107388504 pensactius https://padlet.com/pensactius/electronica/wish/107388857 El transistor amplifica la intensitat de la base.]]> 2016-04-24 09:39:53 UTC https://padlet.com/pensactius/electronica/wish/107388857 pensactius https://padlet.com/pensactius/electronica/wish/107389273 2016-04-24 09:50:01 UTC https://padlet.com/pensactius/electronica/wish/107389273 pensactius https://padlet.com/pensactius/electronica/wish/107390165 Circuits alimentats amb 9V.]]> 2016-04-24 10:12:34 UTC https://padlet.com/pensactius/electronica/wish/107390165 pensactius https://padlet.com/pensactius/electronica/wish/107409550 2016-04-24 17:16:37 UTC https://padlet.com/pensactius/electronica/wish/107409550 pensactius https://padlet.com/pensactius/electronica/wish/107411347 2016-04-24 17:51:38 UTC https://padlet.com/pensactius/electronica/wish/107411347 pensactius https://padlet.com/pensactius/electronica/wish/107411607 2016-04-24 17:56:28 UTC https://padlet.com/pensactius/electronica/wish/107411607 pensactius https://padlet.com/pensactius/electronica/wish/107413611 2016-04-24 18:31:37 UTC https://padlet.com/pensactius/electronica/wish/107413611 pensactius https://padlet.com/pensactius/electronica/wish/108440756 2016-04-29 10:58:27 UTC https://padlet.com/pensactius/electronica/wish/108440756 pensactius https://padlet.com/pensactius/electronica/wish/108440918 2016-04-29 11:00:10 UTC https://padlet.com/pensactius/electronica/wish/108440918 pensactius https://padlet.com/pensactius/electronica/wish/108486877 http://www.instructables.com/id/Flip-flop-LED-circuit/?ALLSTEPS]]> 2016-04-29 14:37:24 UTC https://padlet.com/pensactius/electronica/wish/108486877 pensactius https://padlet.com/pensactius/electronica/wish/108584234 2016-04-30 09:32:19 UTC https://padlet.com/pensactius/electronica/wish/108584234 pensactius https://padlet.com/pensactius/electronica/wish/108641368  S'ha de complir VBE>0,7V]]> 2016-05-01 17:07:58 UTC https://padlet.com/pensactius/electronica/wish/108641368 pensactius https://padlet.com/pensactius/electronica/wish/108641547 2016-05-01 17:11:41 UTC https://padlet.com/pensactius/electronica/wish/108641547 pensactius https://padlet.com/pensactius/electronica/wish/108641668 El LED D1 i D2 s'han d'encendre intermitentment.]]> 2016-05-01 17:14:31 UTC https://padlet.com/pensactius/electronica/wish/108641668 pensactius https://padlet.com/pensactius/electronica/wish/108641772 2016-05-01 17:16:54 UTC https://padlet.com/pensactius/electronica/wish/108641772 pensactius https://padlet.com/pensactius/electronica/wish/108641944 Canvia les resistències R3 i R4 per diferents valors.
També pots substituir-les per un potenciòmetre de 100k]]> 2016-05-01 17:20:31 UTC https://padlet.com/pensactius/electronica/wish/108641944 pensactius https://padlet.com/pensactius/electronica/wish/108642090 Crec que falten components.]]> 2016-05-01 17:23:12 UTC https://padlet.com/pensactius/electronica/wish/108642090 pensactius https://padlet.com/pensactius/electronica/wish/108642162 2016-05-01 17:24:41 UTC https://padlet.com/pensactius/electronica/wish/108642162 pensactius https://padlet.com/pensactius/electronica/wish/108642204 2016-05-01 17:25:43 UTC https://padlet.com/pensactius/electronica/wish/108642204 pensactius https://padlet.com/pensactius/electronica/wish/108642668 2016-05-01 17:34:38 UTC https://padlet.com/pensactius/electronica/wish/108642668 pensactius https://padlet.com/pensactius/electronica/wish/108647296 2016-05-01 19:01:48 UTC https://padlet.com/pensactius/electronica/wish/108647296 pensactius https://padlet.com/pensactius/electronica/wish/108647931 2016-05-01 19:14:02 UTC https://padlet.com/pensactius/electronica/wish/108647931 pensactius https://padlet.com/pensactius/electronica/wish/108648240 2016-05-01 19:18:15 UTC https://padlet.com/pensactius/electronica/wish/108648240 pensactius https://padlet.com/pensactius/electronica/wish/109734106 2016-05-08 07:52:34 UTC https://padlet.com/pensactius/electronica/wish/109734106 pensactius https://padlet.com/pensactius/electronica/wish/109735095 Més projectes amb el 555.]]> 2016-05-08 08:28:40 UTC https://padlet.com/pensactius/electronica/wish/109735095 pensactius https://padlet.com/pensactius/electronica/wish/109735353 2016-05-08 08:39:28 UTC https://padlet.com/pensactius/electronica/wish/109735353 pensactius https://padlet.com/pensactius/electronica/wish/109735375 2016-05-08 08:40:27 UTC https://padlet.com/pensactius/electronica/wish/109735375 pensactius https://padlet.com/pensactius/electronica/wish/109735593 2016-05-08 08:49:55 UTC https://padlet.com/pensactius/electronica/wish/109735593 pensactius https://padlet.com/pensactius/electronica/wish/109735644 2016-05-08 08:51:59 UTC https://padlet.com/pensactius/electronica/wish/109735644 pensactius https://padlet.com/pensactius/electronica/wish/109735759 2016-05-08 08:56:14 UTC https://padlet.com/pensactius/electronica/wish/109735759 pensactius https://padlet.com/pensactius/electronica/wish/109735965 2016-05-08 09:03:29 UTC https://padlet.com/pensactius/electronica/wish/109735965 pensactius https://padlet.com/pensactius/electronica/wish/109735981 2016-05-08 09:04:10 UTC https://padlet.com/pensactius/electronica/wish/109735981 pensactius https://padlet.com/pensactius/electronica/wish/109736089 2016-05-08 09:07:29 UTC https://padlet.com/pensactius/electronica/wish/109736089 pensactius https://padlet.com/pensactius/electronica/wish/109736100 2016-05-08 09:07:48 UTC https://padlet.com/pensactius/electronica/wish/109736100 pensactius https://padlet.com/pensactius/electronica/wish/109741341 2016-05-08 11:44:03 UTC https://padlet.com/pensactius/electronica/wish/109741341 pensactius https://padlet.com/pensactius/electronica/wish/109741370 Etapa de control.]]> 2016-05-08 11:44:37 UTC https://padlet.com/pensactius/electronica/wish/109741370 pensactius https://padlet.com/pensactius/electronica/wish/109741386 Etapa de potència.]]> 2016-05-08 11:45:05 UTC https://padlet.com/pensactius/electronica/wish/109741386 pensactius https://padlet.com/pensactius/electronica/wish/109741399 La etapa de potència pot estar alimentada a un voltatge diferent i es pot utilitzar per exemple per encendre una bombeta a 220V.]]> 2016-05-08 11:45:27 UTC https://padlet.com/pensactius/electronica/wish/109741399 pensactius https://padlet.com/pensactius/electronica/wish/112976555 Interruptor crepuscular.]]> 2016-05-29 20:42:03 UTC https://padlet.com/pensactius/electronica/wish/112976555 pensactius https://padlet.com/pensactius/electronica/wish/112976593 2016-05-29 20:43:23 UTC https://padlet.com/pensactius/electronica/wish/112976593 pensactius https://padlet.com/pensactius/electronica/wish/119026077 2016-08-20 20:55:11 UTC https://padlet.com/pensactius/electronica/wish/119026077 pensactius https://padlet.com/pensactius/electronica/wish/120156855 https://youtu.be/YWKjr2kVjKo]]> 2016-08-27 18:08:33 UTC https://padlet.com/pensactius/electronica/wish/120156855 pensactius https://padlet.com/pensactius/electronica/wish/125302707 TEORIA
PROBLEMES
REVISIÓ CONCEPTES]]> 2016-09-21 07:22:23 UTC https://padlet.com/pensactius/electronica/wish/125302707 pensactius https://padlet.com/pensactius/electronica/wish/126231553 Fer un circuit amb un LED, de forma que la intensitat de llum estigui regulada per una resistència LDR.

]]> 2016-09-25 19:28:50 UTC https://padlet.com/pensactius/electronica/wish/126231553 pensactius https://padlet.com/pensactius/electronica/wish/126275932 2016-09-26 07:08:04 UTC https://padlet.com/pensactius/electronica/wish/126275932 pensactius https://padlet.com/pensactius/electronica/wish/129322160 2016-10-09 10:18:36 UTC https://padlet.com/pensactius/electronica/wish/129322160 pensactius https://padlet.com/pensactius/electronica/wish/137178993 2016-11-13 10:24:53 UTC https://padlet.com/pensactius/electronica/wish/137178993 pensactius https://padlet.com/pensactius/electronica/wish/137179950 2016-11-13 10:43:06 UTC https://padlet.com/pensactius/electronica/wish/137179950 pensactius https://padlet.com/pensactius/electronica/wish/137180439 2016-11-13 10:53:39 UTC https://padlet.com/pensactius/electronica/wish/137180439 pensactius https://padlet.com/pensactius/electronica/wish/137180603 2016-11-13 10:57:01 UTC https://padlet.com/pensactius/electronica/wish/137180603 pensactius https://padlet.com/pensactius/electronica/wish/137181669 2016-11-13 11:17:16 UTC https://padlet.com/pensactius/electronica/wish/137181669 pensactius https://padlet.com/pensactius/electronica/wish/245995824 https://www.tinkercad.com/circuits]]> 2018-03-26 09:43:30 UTC https://padlet.com/pensactius/electronica/wish/245995824 pensactius https://padlet.com/pensactius/electronica/wish/246004745 2018-03-26 10:23:40 UTC https://padlet.com/pensactius/electronica/wish/246004745 pensactius https://padlet.com/pensactius/electronica/wish/246005464 2018-03-26 10:27:08 UTC https://padlet.com/pensactius/electronica/wish/246005464 pensactius https://padlet.com/pensactius/electronica/wish/246007261 2018-03-26 10:37:01 UTC https://padlet.com/pensactius/electronica/wish/246007261 pensactius https://padlet.com/pensactius/electronica/wish/246385696 2018-03-27 07:59:01 UTC https://padlet.com/pensactius/electronica/wish/246385696 pensactius https://padlet.com/pensactius/electronica/wish/246386059 2018-03-27 08:00:44 UTC https://padlet.com/pensactius/electronica/wish/246386059