USB-hubit
USB-A-hubit ovat käteviä laitteita, jotka lisäävät liitäntöjä tietokoneeseesi. Ne voivat olla erittäin hyödyllisiä, jos tietokoneessasi on vain muutama USB-portti.
Tuotelistaus
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Tutustu myös näihin
USB-hub – enemmän liitäntöjä yhdellä laitteella
USB-hub eli USB-keskitin kytkeytyy tietokoneeseen, kannettavaan tai muuhun yhteensopivaan laitteeseen ja moninkertaistaa käytettävissä olevien USB-porttien määrän. Tämä on erityisen hyödyllistä silloin, kun liitettäviä laitteita on paljon mutta vapaita portteja vähän. USB-hubiin voi kytkeä samanaikaisesti esimerkiksi näppäimistön, hiiren, muistitikun, ulkoisen kovalevyn ja muita oheislaitteita.
Aktiiviset ja passiiviset USB-hubit
USB-hubit jaetaan kahteen päätyyppiin: aktiivisiin ja passiivisiin malleihin. Passiivinen USB-hub saa virtansa suoraan isäntälaitteesta eikä tarvitse erillistä virtalähdettä. Se sopii hyvin kevyeen käyttöön, kuten muistitikkujen ja hiiren kytkemiseen. Aktiivisessa USB-hubissa on oma virtalähde, jolloin se pystyy syöttämään riittävästi virtaa myös enemmän tehoa vaativille laitteille, kuten ulkoisille kovalevyille tai latausta tarvitseville laitteille.
USB-A, USB-C ja muut liitäntätyypit
USB-hubit löytyvät useilla eri liitäntätyypeillä. Perinteiset USB-A-portit ovat edelleen yleisiä, mutta USB-C-liitännällä varustetut hubit yleistyvät nopeasti uusien kannettavien ja mobiililaitteiden myötä. Monissa malleissa on yhdistelmä molempia liitäntätyyppejä, jolloin samaan hubiin sopivat sekä vanhat että uudet laitteet. Osassa USB-hubeista on myös HDMI-, SD-kortinlukija- tai Ethernet-liitäntä, jolloin yhdestä laitteesta saa monipuolisen telakointiaseman.
USB-hubin valinta käyttötarpeen mukaan
USB-hubia valitessa kannattaa kiinnittää huomiota porttien määrään, tiedonsiirtonopeuteen sekä siihen, tarvitseeko hub erillistä virtalähdettä. USB 3.0- ja USB 3.1 -standardia tukevat hubit tarjoavat selvästi nopeamman tiedonsiirron kuin vanhemmat USB 2.0 -mallit, mikä näkyy erityisesti suurten tiedostojen siirrossa. Kompaktit ja kevyet mallit sopivat hyvin matkakäyttöön, kun taas pöytäkäyttöön voi valita isomman hubin useammalla portilla.
Tilaa USB-hubit Verkkokauppa.comista
Verkkokauppa.comin valikoimasta löydät laajan valikoiman USB-hubeja eri käyttötarpeisiin – pienistä matkahubista monipuolisiin telakointiasemiin. Edullinen hinta ja nopea toimitus tekevät tilaamisesta helppoa. Tutustu valikoimaan ja löydä juuri sinulle sopiva USB-hub!





