Shielded cable yog tsim nyog los txo thiab tiv thaiv tag nrho cov teebmeem ntawm EMI thiab lwm yam kev phom sijpom nyob rau hauv cov chaw ua haujlwm tsis khoom, chaw ua haujlwm. Cov ntaub thaiv npog muaj kev cuam tshuam lub zog thiab ua rau lub suab nrov ntawm cov khoom siv hluav taws xob los yog cov teeb liab sab hauv.
Cov kab thaiv thaiv zoo dua?
Thaum txawm tias UTP (UTP: unshielded twisted khub) cables txo qee EMI, STP (shielded twisted khub) cables ntau dua thaiv kev cuam tshuam. … Txhim kho cov kab hluav taws xob zoo tiv thaiv zoo tau tswj hwm EMI thiab crosstalk, pab kom cov ntaub ntawv muaj kev ncaj ncees thiab kev ua haujlwm siab.
Dab tsi yog qhov sib txawv ntawm cov ntaub thaiv npog thiab tsis muaj ntaub thaiv npog?
Shielded twisted khub cable (STP) muaj ib tus khub ntawm cov xov hlau qhwv hauv cov ntawv ci, uas tau muab qhwv dua rau ob npaug tiv thaiv. Unshielded twisted khub cable (UTP) muaj txhua khub ntawm cov xov hlau sib tw ua ke. Cov xov hlau no ces muab qhwv rau hauv tubing yam tsis muaj lwm yam kev tiv thaiv.
Cov kab hluav taws xob puas yuav tsum tau tiv thaiv?
4. Qhov tseem ceeb tshaj plaws, lub cable pab tiv thaiv cov kab hluav taws xob siab uas muaj cov khoom siv rwb thaiv tsev. … Cov kab thaiv thaiv, feem ntau, raug tsim kom kav ntev dua thiab raug txim ntau duadua li cov cables uas tsis muaj thaiv. Tias yog vim li cas lawv yog cov kev xaiv zoo tshaj plaws rau kev lag luam thiab kev siv lub Hoobkas.
Yuav ua li cas tiv thaiv cable sim tiv thaiv?
Twisted khub cables tuaj yeem suav nrog kev tiv thaiv hauv kev sim uativ thaiv electromagnetic cuam tshuam. Shielding muab ib qho hluav taws xob tiv thaiv hluav taws xob rau attenuate electromagnetic waves sab nraud rau daim ntaub thaiv. … Kev tiv thaiv tej zaum yuav yog ntawv ci los yog braided hlau.
