Dab tsi yog qhov txawv ntawm FCC daim ntawv pov thawj thiab UL ntawv pov thawj?

1.Cov ntawv pov thawj FCC yog dab tsi?
Tsoom Fwv Teb Chaws Kev Sib Txuas Lus Commission (FCC) yog ib lub koom haum ywj pheej ntawm Tsoom Fwv Teb Chaws Tsoom Fwv Teb Chaws Asmeskas.Nws tau tsim nyob rau xyoo 1934 los ntawm kev ua ntawm Congress ntawm Tebchaws Meskas, thiab yog coj los ntawm Congress.Feem ntau ntawm cov khoom siv xov tooj cua, cov khoom siv sib txuas lus thiab cov khoom siv digital yuav tsum tau lees paub los ntawm FCC kom nkag mus rau Asmeskas kev lag luam.FCC ntawv pov thawj yog yuav tsum tau.
2.Cov ntawv pov thawj UL yog dab tsi?
UL yog lub npe luv ntawm Underwriter Laboratories Inc. Lub UL Safety Laboratory yog ib lub tsev kawm ntawv tso cai nyob hauv Tebchaws Meskas thiab ib lub tsev kawm ntawv ntiav loj uas koom nrog kev kuaj kev nyab xeeb thiab kev txheeb xyuas hauv ntiaj teb.Nws yog ib lub koom haum ywj pheej, rau cov txiaj ntsig kev tshaj lij uas ua cov kev sim rau pej xeem kev nyab xeeb.UL ntawv pov thawj yog ib daim ntawv pov thawj uas tsis tas yuav tsum tau muaj nyob hauv Tebchaws Meskas, feem ntau yog kuaj thiab ntawv pov thawj ntawm cov khoom lag luam kev nyab xeeb, thiab nws cov ntawv pov thawj tsis suav nrog EMC (electromagnetic compatibility) cov yam ntxwv ntawm cov khoom.

3.Dab tsi yog qhov txawv ntawm FCC daim ntawv pov thawj thiab UL ntawv pov thawj?
(1) Cov kev cai tswj hwm: FCC daim ntawv pov thawj yog qhov yuav tsum tau ua raws li kev tswj hwm daim ntawv pov thawj raucov khoom siv wireless hauv Tebchaws Meskas;Txawm li cas los xij, UL daim ntawv pov thawj, uas nyob ntawm tag nrho cov khoom lag luam mus rau qhov me me ntawm cov khoom, yuav koom nrog cov ntawv pov thawj kev nyab xeeb no.

(2) Kuaj Scope: FCC daim ntawv pov thawj yog ib qho kev xeem ntawm electromagnetic compatibility, tab sis UL xeem yog ib qho kev xeem ntawm kev ruaj ntseg cov cai.

(3) Cov kev xav tau rau cov chaw tsim khoom: FCC daim ntawv pov thawj tsis xav tau kev kuaj xyuas lub Hoobkas, thiab tsis xav tau kev tshuaj xyuas txhua xyoo;tab sis UL yog qhov sib txawv, nws tsis tsuas yog yuav tsum tau kuaj xyuas lub Hoobkas, tab sis kuj muaj kev tshuaj xyuas txhua xyoo.

(4) Kev Tshaj Tawm: Lub koom haum muab ntawv pov thawj los ntawm FCC yog TCB.Tsuav yog lub koom haum muab ntawv pov thawj muaj kev tso cai ntawm TCB, nws tuaj yeem muab daim ntawv pov thawj.Tab sis rau UL, vim nws yog ib lub tuam txhab pov hwm Asmeskas, UL tsuas tuaj yeem muab daim ntawv pov thawj.

(5) Daim ntawv pov thawj: UL suav nrog kev tshuaj xyuas lub Hoobkas thiab lwm yam.Yog li ntawd, kuj hais lus, lub voj voog ntawm FCC ntawv pov thawj yog luv dua thiab tus nqi kuj tsawg dua.