Kodi pali kusiyana kotani pakati pa 50 ohm ndi 75 ohm coaxial chingwe?

Kodi pali kusiyana kotani pakati pa 50 ohm ndi 75 ohm coaxial chingwe?

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Kodi pali kusiyana kotani pakati pa 50 ohm ndi 75 ohm coaxial chingwe?

Chingwe cha 50 Ω chimagwiritsidwa ntchito makamaka potumiza ma data munjira ziwiri zoyankhulirana.Magawo ake ogwiritsira ntchito ndi otakata, kuphatikiza kuyesa ma siginecha, netiweki yam'mbuyo yapakompyuta ya Ethernet, chingwe chodyera cha antenna opanda zingwe, GPS global positioning satellite antenna feed chingwe ndi foni yam'manja.Chingwe cha 75 Ω chimagwiritsidwa ntchito makamaka potumiza ma siginecha amakanema.Kutumiza chizindikiro cha TV kudzera pa chingwe ndi ntchito yofananira.Panthawiyi, zolumikizira zamtundu wa F zimagwiritsidwa ntchito, monga kulumikizana ndi chingwe cha TV chapanyumba.Ntchito ina ndikutumiza mavidiyo pakati pa DVD player, VCR, kuwunika chitetezo ndi machitidwe ndi zida zina.Panthawiyi, nthawi zambiri amatchedwa chingwe cha audio/video (A/V) ndi cholumikizira.Panthawiyi, zolumikizira za BNC ndi RCA zimagwiritsidwa ntchito.75 Ω zingwe nthawi zambiri zolimba pakati kondakitala chingwe RG59B/U ndi stranded pakati kondakitala chingwe RG59A/U.Chingwe cha 75 Ω chimagwiritsidwa ntchito makamaka potumiza ma siginecha, pomwe chingwe cha 50 Ω chimagwiritsidwa ntchito kwambiri potumiza ma siginecha.


Nthawi yotumiza: Jan-30-2023