{"title":"USB cable","description":"\u003cdiv style=\"text-align:left;\"\u003e\n\u003ch2 style=\"text-align:left;\"\u003eCavo USB per stampante: il connettore quadrato si chiama Type-B\u003c\/h2\u003e\n\u003cp\u003eIl cavo che collega una stampante o uno scanner al computer non è quello del telefono. Ha un \u003cstrong\u003econnettore USB Type-A\u003c\/strong\u003e piatto sul lato PC e un \u003cstrong\u003econnettore USB Type-B\u003c\/strong\u003e sul lato stampante: quello quadrato con lo spigolo superiore smussato, che si riconosce a colpo d'occhio. È uno standard rimasto immutato per anni proprio perché robusto: lo trovi ancora su stampanti multifunzione, laser, scanner e su molte periferiche professionali.\u003c\/p\u003e\n\u003cp\u003eNella maggior parte dei casi si arriva qui per due motivi: la stampante è stata venduta \u003cstrong\u003esenza cavo\u003c\/strong\u003e — capita spessissimo — oppure quello in dotazione è troppo corto per la posizione in cui la stampante sta davvero.\u003c\/p\u003e\n\n\u003ch3 style=\"text-align:left;\"\u003eSulla lunghezza c'è un limite fisico\u003c\/h3\u003e\n\u003cp\u003eLo standard USB 2.0 prevede una lunghezza massima di circa \u003cstrong\u003e5 metri\u003c\/strong\u003e per un cavo passivo. Non è una raccomandazione commerciale: oltre quella distanza i tempi di propagazione del segnale escono dalle specifiche e il collegamento diventa instabile, con la stampante che sparisce e riappare o che si blocca a metà di una stampa. Se ti serve più di così, la strada non è un cavo più lungo ma un \u003cstrong\u003eextender USB attivo\u003c\/strong\u003e oppure, molto più semplice, collegare la stampante in rete.\u003c\/p\u003e\n\n\u003cdiv style=\"background:#eaf4fb; border-left:4px solid #1a5f9c; padding:14px 16px; margin:20px 0; text-align:left;\"\u003e\n\u003cp style=\"margin:0; text-align:left;\"\u003e\u003cstrong\u003eIl consiglio del banco.\u003c\/strong\u003e Quando una stampante \"non viene riconosciuta\", prima di reinstallare driver e impazzire vale la pena provare tre cose in questo ordine: cambiare porta USB sul computer, evitare gli hub non alimentati (le stampanti assorbono più di quanto un hub passivo riesca a dare) e sostituire il cavo, soprattutto se è quello di dieci anni fa recuperato in un cassetto. Un cavo USB Type-B che ha preso trazioni e piegature ripetute cede sui contatti prima di rompersi in modo evidente: funziona a intermittenza, ed è la causa più sottovalutata dei problemi di stampa.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 style=\"text-align:left;\"\u003eDomande frequenti sul cavo USB per stampante\u003c\/h2\u003e\n\n\u003ch4 style=\"text-align:left;\"\u003eVa bene per qualsiasi stampante?\u003c\/h4\u003e\n\u003cp\u003ePer tutte quelle con porta USB Type-B, che sono la grande maggioranza di stampanti, multifunzione e scanner da tavolo. Alcune stampanti compatte e portatili usano invece il micro-USB o l'USB-C: controlla la porta sul retro dell'apparecchio prima di ordinare.\u003c\/p\u003e\n\n\u003ch4 style=\"text-align:left;\"\u003eUSB 2.0 basta o serve una versione più veloce?\u003c\/h4\u003e\n\u003cp\u003ePer la stampa basta ampiamente: il flusso di dati verso una stampante è modesto rispetto alla banda disponibile. Un cavo più veloce non riduce i tempi di stampa, che dipendono dalla meccanica e dall'elaborazione della stampante, non dal collegamento.\u003c\/p\u003e\n\n\u003ch4 style=\"text-align:left;\"\u003ePosso usare una prolunga USB per arrivare più lontano?\u003c\/h4\u003e\n\u003cp\u003eLe prolunghe passive sommano la loro lunghezza a quella del cavo e portano fuori specifica il collegamento. Se non riesci a stare entro i cinque metri complessivi, meglio un extender attivo o il collegamento in rete della stampante.\u003c\/p\u003e\n\n\u003ch4 style=\"text-align:left;\"\u003eLa stampante funziona anche senza il cavo, in WiFi?\u003c\/h4\u003e\n\u003cp\u003eSe il modello lo prevede sì, ma il collegamento via cavo resta il più affidabile e serve comunque per la prima configurazione di molte stampanti. In ufficio è anche la soluzione che non risente della congestione della rete wireless.\u003c\/p\u003e\n\n\u003cp\u003ePer gli altri cavi già connettorizzati vedi \u003ca href=\"\/en\/collections\/cavi-di-raccordo\"\u003ecavi di raccordo\u003c\/a\u003e; per i collegamenti in rete vedi \u003ca href=\"\/en\/collections\/networking\"\u003enetworking\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"cavo-usb-stampante-5-metri-premium-colore-nero","title":"Shielded Lan Cat 6 Cable for External S \/ FTP LDPE Sheath, Black Color","description":"\u003ch2 data-mce-fragment=\"1\"\u003ePatch cord cable for LAN Cat. 6A suitable for outdoor use\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eLan cable cat. 6A\u003c\/strong\u003e for\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eexternal\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eof very recent category consisting of conductors in\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003epure copper\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eto offer a lower DC resistance which results in a lower attenuation of the signal over distances.\u003cbr data-mce-fragment=\"1\"\u003e The pure rate lan cables are suitable for PoE (Power over Ehernet) applications, gray sheath, gold contacts, stranded conductor and standard \u003cspan data-mce-fragment=\"1\"\u003eEIA-TIA 568B - ISO \/ IEC 11801, available in lengths of 0.5, 1, 2, 3 , and 5mt.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eCat.6A\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e The category 6A lan cable is designed for operation from 250Mhz up to 500Mhz and sopno ideal for more recent ehernet standards such as 10Gbase-T. \u003cbr data-mce-fragment=\"1\"\u003eThey are used in data networks with multimedia applications that involve a high network load.\u003cbr data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eShielding\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e The lan cable is shielded with\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003etype S \/ FTP\u003c\/strong\u003e , that is, in addition to the external aluminum shield that wraps the 4 pairs of cables, each pair individually has an additional shielding allowing a reduction in crosstalk between adjacent pairs.\u003cbr data-mce-fragment=\"1\"\u003e It guarantees the best protection from interference and for this reason it is suitable for low and high frequency applications.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eLan cable for outdoor with LDPE (low density polyethylene) sheath\u003c\/strong\u003e \u003cbr data-mce-fragment=\"1\"\u003eLan cables with\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003edouble sheath\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003ein polyethylene (external) and PVC (internal) for outdoor applications where protection against atmospheric agents is required such as\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003ewater, rain and UV rays.\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eSuitable for security cameras (video surveillance), access points and external connections between buildings.\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e Features \u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\" data-mce-fragment=\"1\"\u003e\u003ctable class=\"data-table product-attribute-specs-table\" id=\"product-attribute-specs-table-1\" data-mce-fragment=\"1\"\u003e\n\u003ccolgroup data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"4%\" data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr class=\"first odd\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Category\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e 6A\u003c\/td\u003e\n\u003ctd class=\"whitebg\" data-mce-fragment=\"1\"\u003e\u003c\/td\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Cable sheath\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e LDPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Connections\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Straight\u003c\/td\u003e\n\u003ctd class=\"whitebg\" data-mce-fragment=\"1\"\u003e\u003c\/td\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Cable length\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e 0.5, 1, 2, 3, 5 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Cable color\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Black\u003c\/td\u003e\n\u003ctd class=\"whitebg\" data-mce-fragment=\"1\"\u003e\u003c\/td\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Conductor material\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Pure Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Construction\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e S \/ FTP\u003c\/td\u003e\n\u003ctd class=\"whitebg\" data-mce-fragment=\"1\"\u003e\u003c\/td\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Standard\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e EIA-TIA 568B - ISO \/ IEC 11801\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"odd\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Contact finish\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Gold \u003c\/td\u003e\n\u003ctd class=\"whitebg\" data-mce-fragment=\"1\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"even\" data-mce-fragment=\"1\"\u003e\u003c\/tr\u003e\n\u003ctr class=\"odd\" data-mce-fragment=\"1\"\u003e\u003c\/tr\u003e\n\u003ctr class=\"even\" data-mce-fragment=\"1\"\u003e\u003c\/tr\u003e\n\u003ctr class=\"last odd\" data-mce-fragment=\"1\"\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e Connector A \u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\" data-mce-fragment=\"1\"\u003e\u003ctable class=\"data-table product-attribute-specs-table\" id=\"product-attribute-specs-table-2\" data-mce-fragment=\"1\"\u003e\n\u003ccolgroup data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003ccol data-mce-fragment=\"1\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\u003ctr class=\"first last odd\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Connector Type A\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Modular Plug 8P8C\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e Connector B \u003c\/h3\u003e\n\u003cdiv class=\"table-responsive\" data-mce-fragment=\"1\"\u003e\u003ctable class=\"data-table product-attribute-specs-table\" id=\"product-attribute-specs-table-3\" data-mce-fragment=\"1\"\u003e\n\u003ccolgroup data-mce-fragment=\"1\"\u003e\n\u003ccol width=\"24%\" data-mce-fragment=\"1\"\u003e\n\u003ccol data-mce-fragment=\"1\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\u003ctr class=\"first last odd\" data-mce-fragment=\"1\"\u003e\n\u003cth class=\"label\" data-mce-fragment=\"1\"\u003e Connector Type B\u003c\/th\u003e\n\u003ctd class=\"data last\" data-mce-fragment=\"1\"\u003e Modular Plug 8P8C\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Alpha Elettronica","offers":[{"title":"1.8 MT","offer_id":46676099236179,"sku":"95-602NB","price":3.9,"currency_code":"EUR","in_stock":true},{"title":"3 MT","offer_id":46676099137875,"sku":"95-602\/3NB","price":4.9,"currency_code":"EUR","in_stock":true},{"title":"5 MT","offer_id":46676098253139,"sku":"95-602\/5NB","price":5.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0260\/6222\/5485\/files\/CavoUSBStampante5MetriPremium_ColoreNero.jpg?v=1685613338"}],"url":"https:\/\/zanqivorel.online\/en\/collections\/cavo-usb.oembed","provider":"Oniroview","version":"1.0","type":"link"}