{"id":859,"date":"2015-09-25T07:27:12","date_gmt":"2015-09-25T06:27:12","guid":{"rendered":"http:\/\/pensalla.cat\/?p=859"},"modified":"2015-09-24T12:48:21","modified_gmt":"2015-09-24T11:48:21","slug":"diccionari-casola-dinformatica-les-pantalles","status":"publish","type":"post","link":"https:\/\/pensalla.cat\/?p=859","title":{"rendered":"Diccionari casol\u00e0 d&#8217;inform\u00e0tica\u00a0 &#8211; les pantalles"},"content":{"rendered":"<div style=\"padding-top:0px;\t\r\npadding-right:0px;\r\npadding-bottom:0px;\r\npadding-left:0px;\r\nmargin-top:0px;\r\nmargin-right:0px;\r\nmargin-bottom:0px;\r\nmargin-left:0px;\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" \r\n\t\t\t\t        data-url=\"https:\/\/pensalla.cat\/?p=859\" \r\n\t\t\t\t        data-via=\"jjofra\"\r\n\t\t\t\t\t    data-text=\"Diccionari casol\u00e0 d'inform\u00e0tica\u00a0 - les pantalles\"\r\n\t\t\t\t\t    data-related=\"\"\r\n\t\t\t\t\t    data-count=\"none\"\r\n\t\t\t\t\t    data-hashtags=\"\"\r\n\t\t\t\t\t    data-lang=\"autoLANGauto\"\r\n\t\t\t\t\t    data-counturl=\"pensalla.cat\"\r\n\t\t\t\t\t    data-size=\"medium\"\r\n\t\t\t\t\t    data-dnt=\"false\"\t> Tweet <\/a> <\/div>\r\n\t\t                <script>\r\n\t\t\t\t\t    !function(d,s,id) {\r\n\t\t\t\t\t      var js,fjs=d.getElementsByTagName(s)[0];\r\n\t\t\t\t\t      if(!d.getElementById(id)) {\r\n\t\t\t\t\t       js=d.createElement(s);js.id=id;js.src=\"https:\/\/platform.twitter.com\/widgets.js\";fjs.parentNode.insertBefore(js,fjs);\r\n\t\t\t\t\t      }\r\n\t\t\t\t\t    }\r\n\t\t\t\t\t   (document,\"script\",\"twitter-wjs\");\r\n\t\t\t\t\t    <\/script><div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Una nova entrada al nostre diccionari, que ten\u00edem una mica oblidat, avui li toca el tema a les pantalles o monitors, aquest dispositiu que gaireb\u00e9 tots els ordinadors porten, excepte els anomenats, for\u00e7a correctament &#8216;headless&#8217; que s\u00f3n servidors apilats en DataCenters i que una bona part d&#8217;ells es dediquen a fer que la Internet funcioni o a publicar webs o blogs.<\/div>\n<div>&nbsp;<\/div>\n<div>El monitor permet interaccionar amb l&#8217;l&#8217;usuari, li ensenya les dades que introdueix i el resultat de les feines o peticions que li fem, normalment via teclat i, els m\u00e9s espavilats, via ordres de veu o dictat.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Hist\u00f2ria<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>Ho s\u00e9, avui traur\u00e9 a passejar el meu dinosaure per parlar de les primeres pantalles o encara abans, de les bombetes que mostraven l&#8217;estat de l&#8217;ordinador abans de qu\u00e8 existissin els monitors, aquelles coses enormes, amb un gran cul, monocroms i sense possibilitat de gr\u00e0fics, moltes d&#8217;elles amb les lletres de color verd. El cul era per allotjar un tub de rajos cat\u00f2dics (CRT o Cathode Ray Tube) que era el sistema &#8216;original&#8217; per dibuixar lletres a la pantalla, per bombardeig d&#8217;electrons amb resolucions tan baixes que avui ens farien plorar.<\/div>\n<div>&nbsp;<\/div>\n<div>No va ser fins al 1977 que Apple va introduir el primer monitor de color a l&#8217;Apple II, i Atari el va seguir el 1979 amb l&#8217;Atari 800. Penseu que el cost era tan elevat que es feia servir el televisor de casa com a monitor.<\/div>\n<div>&nbsp;<\/div>\n<div>Hem d&#8217;esperar a finals dels 80 del segle passat perqu\u00e8 els monitors de color es normalitzin, tinguin un preu assequible i permetin resolucions de 1024*768 punts.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Per aquells temps, a principis dels 80, comencen a apar\u00e8ixer els port\u00e0tils, diguem-ne portables perqu\u00e8 tenien una nansa, per\u00f2 amb pantalles \u2018tradicionals\u2019 de tub de rajos, Osborne presenta el seu Osborne 1 a l&#8217;abril de 1981 amb una pantalla de 5 polsades monocrom fins a 52 columnes d&#8217;amplada, dos disquettes, 64 kBytes de RAM, una nansa, i, el m\u00e9s important, cabia sota el seient d&#8217;un avi\u00f3, el primer port\u00e0til amb un gran \u00e8xit tot i que funcionava sota el sistema operatiu CP\/M i tenia el Wordstar i el Supercalc. Perqu\u00e8 us en feu idea, pesava 10,7 kilos i costava 1795 $.<\/div>\n<div>\u00a0<a href=\"http:\/\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg\"><br \/>\n<\/a> <a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-866\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=560%2C560\" alt=\"Evernote Camera Roll 20150921 095459\" width=\"560\" height=\"560\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?w=560&amp;ssl=1 560w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=100%2C100&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=200%2C200&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-095459.jpg?resize=450%2C450&amp;ssl=1 450w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/a><\/div>\n<div>El 1982 Compaq presenta el primer portable, tamb\u00e9 amb pantalla CRT, compatible amb l&#8217;IBM PC, la pantalla ja t\u00e9 80 columnes i l&#8217;ordinador 128 kBytes de RAM ampliables a 640 kB, per\u00f2 nom\u00e9s dos disquettes, fins a finals del 1983 que apareix el disc dur de 10 mBytes, aix\u00f2 si, 13 kilos i 3.590 $ la seva versi\u00f3 b\u00e0sica.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-869\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?resize=440%2C389\" alt=\"Evernote Camera Roll 20150921 101852\" width=\"440\" height=\"389\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?w=440&amp;ssl=1 440w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?resize=300%2C265&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?resize=100%2C88&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?resize=150%2C133&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101852.jpg?resize=200%2C177&amp;ssl=1 200w\" sizes=\"auto, (max-width: 440px) 100vw, 440px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-868\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?resize=440%2C330\" alt=\"Evernote Camera Roll 20150921 101732\" width=\"440\" height=\"330\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?w=440&amp;ssl=1 440w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?resize=100%2C75&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?resize=150%2C113&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101732.jpg?resize=200%2C150&amp;ssl=1 200w\" sizes=\"auto, (max-width: 440px) 100vw, 440px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>El 1987 surten les pantalles de plasma, als sempre innovadors port\u00e0tils de Compaq, pantalles de 10 polsades encara que segueixen sent monocroms (de color carabassa) per\u00f2 ja permetien gr\u00e0fics de 640*400, aix\u00f2 si, s&#8217;havien de pagar 4.999$ per un equip amb 640 MB de ram, un disquette d&#8217;1,2 MB i 20 MB de disc dur. Aix\u00f2 s\u00ed, sense bateries, si no tenies un endoll, no tenies ordinador \ud83d\ude42<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-867\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=640%2C330\" alt=\"Evernote Camera Roll 20150921 101705\" width=\"640\" height=\"330\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?w=640&amp;ssl=1 640w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=300%2C155&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=100%2C52&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=150%2C77&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=200%2C103&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=450%2C232&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-101705.png?resize=600%2C309&amp;ssl=1 600w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Durant els anys 90 apareixen els monitors LCD (Liquid Crystal Display), principalment als port\u00e0tils pel seu baix consum d&#8217;energia, port\u00e0tils ara ja s\u00ed amb bateria \ud83d\ude42 \u00a0i amb moltes opcions de monitor: actiu o passiu monocrom, color passiu o color de matriu activa (TFT, que \u00e9s una variant dels monitors LCD). I comencen a veure&#8217;s monitors per equips de sobretaula, encara molt cars, per\u00f2 ja es troben al mercat.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>L&#8217;any 2003, per primera vegada els monitors TFT-LCD es venen m\u00e9s que els monitors cl\u00e0ssics CRT, consumeixen menys, ocupen molt menys espai a la taula de treball, i menys &#8216;flicker&#8217; que redueix el cansament ocular, a canvi els monitors CRT tradicionals tenen un contrast superior, millor temps de resposta i millors resolucions que ha fet que avui es dediquin a estudis d&#8217;investigament de la visi\u00f3<\/div>\n<div>&nbsp;<\/div>\n<div>D\u2019aix\u00f2 al darrer model de monitor, les ulleres de Google, hi ha un bon cam\u00ed.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Par\u00e0metres<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>Per mesurar un monitor, tenim en compte els seg\u00fcents par\u00e0metres:<\/div>\n<div>&nbsp;<\/div>\n<div>\n<ul>\n<li>lumin\u00e0ncia, mesurada en candeles per metre quadrat<\/li>\n<li>aspect ratio, longitud (horitzontal) i al\u00e7ada<\/li>\n<li>mida real que es pot veure en diagonal<\/li>\n<li>resoluci\u00f3, \u00e9s a dir el nombre de p\u00edxels que pot representar (hor * vert)<\/li>\n<li>dot pitch, la dist\u00e0ncia entre p\u00edxels del mateix color, com menor \u00e9s m\u00e9s n\u00edtida \u00e9s la imatge<\/li>\n<li>refresh rate, el nombre de vegades per segon que el display s&#8217;il\u00b7lumina<\/li>\n<li>temps de resposta, el temps, en milisegons, que triga a\u00a0canviar un p\u00edxel d&#8217;actiu (blanc) a inactiu (negre) i a blanc de nou<\/li>\n<li>angle de visi\u00f3, \u00e9s el m\u00e0xim angle al qual les imatges encara s\u00f3n visibles sense degradaci\u00f3 de la qualitat, es mesura horitzontal i verticalment.<\/li>\n<\/ul>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Mides<\/b>.<\/div>\n<div>\n<p>La mida de la imatge visible \u00e9s la quantitat d&#8217;espai disponible per visualitzar algun contingut. Aix\u00f2 que avui en dia, amb les pantalles rectangulars ja no \u00e9s tan significatiu, era m\u00e9s important quan el tub de raig era circular o aproximadament rectangular.<\/p>\n<p>En el seu moment es considerava la diagonal o la dist\u00e0ncia entre dues cantonades oposades, fixeu-vos en el dibuix, i veureu que era el di\u00e0metre de la circumfer\u00e8ncia<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-870\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736-300x300.png?resize=300%2C300\" alt=\"Evernote Camera Roll 20150921 170736\" width=\"300\" height=\"300\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=1024%2C1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=100%2C100&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=200%2C200&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=450%2C450&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=600%2C600&amp;ssl=1 600w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?resize=900%2C900&amp;ssl=1 900w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/Evernote-Camera-Roll-20150921-170736.png?w=1200&amp;ssl=1 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Ara encara es fa servir el mateix sistema, la dist\u00e0ncia entre dues cantonades oposades, per\u00f2 aquesta mesura no t\u00e9 en compte l&#8217;aspecte de la pantalla, per exemple una pantalla de 16:9 (panor\u00e0mica) de 21&#8243; t\u00e9 menys \u00e0rea, 1.210 cm2, \u00a0que una pantalla de 21&#8243; amb aspecte 4:3 que t\u00e9 1.360 cm2<\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Connectors<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>curiosament, els connectors dels monitors s&#8217;han mantingut invariables fins que no hi han aparescut els monitors digitals<\/div>\n<div>&nbsp;<\/div>\n<div>El primer connector DB15 com ara el coneixem va apar\u00e8ixer el\u00a0<b>1987<\/b>, quan van sortir al mercat les targetes\u00a0<b>VGA<\/b> (video Graphics Array) que permetien fins a <b>256 colors<\/b> a resolucions de <b>320. x 200<\/b>, i que van introduir el <b>connector de 15<\/b> pins que tots coneixem, i la resoluci\u00f3 de <b>640 x 480 p\u00edxels \u00a0en 16 colors<\/b>\u00a0que es va convertir en\u00a0est\u00e0ndard.<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-863\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png?resize=220%2C158\" alt=\"4EE7662B-9C00-46F2-B50D-FE4375546EBA\" width=\"220\" height=\"158\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png?resize=100%2C72&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png?resize=150%2C108&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/4EE7662B-9C00-46F2-B50D-FE4375546EBA.png?resize=200%2C144&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>Ara els connectors acostumen a ser HDMI per a pantalles digitals o b\u00e9 una cosa similar per\u00f2 en mides molt petites si el monitor s&#8217;ha de connectar a un port\u00e0til i el fabricant vol fer-lo molt i molt prim, com el connector d&#8217;Apple o. m\u00e9s recentment, el thunderbolt.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Pantalles \u00a0anal\u00f2giques vs digitals<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>Per fer una similitud, els monitors anal\u00f2gics s\u00f3n com els vells televisors, que van necessitar un sistema de conversi\u00f3 per rebre digital, mentre que els nous televisors ja tenen els circuits preparats per rebre la tele en format digital nadiu.<\/div>\n<div>&nbsp;<\/div>\n<div>Els fabricants de monitors acostumen a fer-los ja amb connexions anal\u00f2giques i digitals, nom\u00e9s ens hem de preocupar que la nostra targeta gr\u00e0fica tamb\u00e9 tingui sortida digital perqu\u00e8 les connexions anal\u00f2giques s\u00f3n susceptibles d&#8217;interfer\u00e8ncies i distorsions de la imatge, mentre que en un sistema digital, no hi ha conversi\u00f3 i, per tant, no hi ha corrupci\u00f3 de la imatge.<\/div>\n<div>&nbsp;<\/div>\n<div>A la foto teniu un exemple de targeta gr\u00e0fica amb els dos connectors, i encara un tercer per s-V\u00eddeo.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-864\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069-300x185.jpg?resize=300%2C185\" alt=\"184AB095-BF87-41FF-BD68-C1A0A6F5A069\" width=\"300\" height=\"185\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg?resize=300%2C185&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg?resize=100%2C62&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg?resize=150%2C93&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg?resize=200%2C124&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/184AB095-BF87-41FF-BD68-C1A0A6F5A069.jpg?w=400&amp;ssl=1 400w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>i per acabar, encara no ho hem vist tot, d\u2019aqu\u00ed a poc temps, a moltes taules de treball, les pantalles que es pleguen<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-865\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6-300x200.jpg?resize=300%2C200\" alt=\"E1EA2FA1-CD61-496C-A048-D6AE13AB00E6\" width=\"300\" height=\"200\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?resize=100%2C67&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?resize=150%2C100&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?resize=200%2C133&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?resize=450%2C300&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/E1EA2FA1-CD61-496C-A048-D6AE13AB00E6.jpg?w=550&amp;ssl=1 550w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-871\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays-300x202.jpg?resize=300%2C202\" alt=\"samsung-foldable-displays\" width=\"300\" height=\"202\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?resize=300%2C202&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?resize=100%2C67&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?resize=150%2C101&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?resize=200%2C135&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?resize=450%2C304&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2015\/09\/samsung-foldable-displays.jpg?w=550&amp;ssl=1 550w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div style=\"padding-top:0px;\t\r\npadding-right:0px;\r\npadding-bottom:0px;\r\npadding-left:0px;\r\nmargin-top:0px;\r\nmargin-right:0px;\r\nmargin-bottom:0px;\r\nmargin-left:0px;\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" \r\n\t\t\t\t        data-url=\"https:\/\/pensalla.cat\/?p=859\" \r\n\t\t\t\t        data-via=\"jjofra\"\r\n\t\t\t\t\t    data-text=\"Diccionari casol\u00e0 d'inform\u00e0tica\u00a0 - les pantalles\"\r\n\t\t\t\t\t    data-related=\"\"\r\n\t\t\t\t\t    data-count=\"none\"\r\n\t\t\t\t\t    data-hashtags=\"\"\r\n\t\t\t\t\t    data-lang=\"autoLANGauto\"\r\n\t\t\t\t\t    data-counturl=\"pensalla.cat\"\r\n\t\t\t\t\t    data-size=\"medium\"\r\n\t\t\t\t\t    data-dnt=\"false\"\t> Tweet <\/a> <\/div>\r\n\t\t                <script>\r\n\t\t\t\t\t    !function(d,s,id) {\r\n\t\t\t\t\t      var js,fjs=d.getElementsByTagName(s)[0];\r\n\t\t\t\t\t      if(!d.getElementById(id)) {\r\n\t\t\t\t\t       js=d.createElement(s);js.id=id;js.src=\"https:\/\/platform.twitter.com\/widgets.js\";fjs.parentNode.insertBefore(js,fjs);\r\n\t\t\t\t\t      }\r\n\t\t\t\t\t    }\r\n\t\t\t\t\t   (document,\"script\",\"twitter-wjs\");\r\n\t\t\t\t\t    <\/script>","protected":false},"excerpt":{"rendered":"<p>Tweet &nbsp; &nbsp; Una nova entrada al nostre diccionari, que ten\u00edem una mica oblidat, avui li toca el tema a les pantalles o monitors, aquest dispositiu que gaireb\u00e9 tots els ordinadors porten, excepte els anomenats, for\u00e7a correctament &#8216;headless&#8217; que s\u00f3n<span class=\"ellipsis\">&hellip;<\/span><\/p>\n<div class=\"read-more\"><a href=\"https:\/\/pensalla.cat\/?p=859\">Read more <span class=\"screen-reader-text\">Diccionari casol\u00e0 d&#8217;inform\u00e0tica\u00a0 &#8211; les pantalles<\/span><span class=\"meta-nav\"> &#8250;<\/span><\/a><\/div>\n<p><!-- end of .read-more --><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2],"tags":[],"class_list":["post-859","post","type-post","status-publish","format-standard","hentry","category-articles"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts\/859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=859"}],"version-history":[{"count":0,"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts\/859\/revisions"}],"wp:attachment":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}