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BICSI INSTALLER 2 COPPER STUDY
Typology: Study notes
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ThereoiareoifouroiclassesoiofoiadministrationoiofoiStructureoicablingoisystemoi(SCS)oi-oians-- Classoi 1 oisingleoiERoiequipmentoiroom Classoi 2 oimultipleoi telecommunicationoispaces Classoi 3 oimultipleoibuildingsoionoicampus Classoi 4 oimultipleoisites Endothermicoi-oians--Abilityoitooiabsorboiheat 3 oibasicoitypesoiofoicrosstalkoiofoiinterestoiforoibalacedoitwistedoipairoi-oians-- NearoiEndoi(NEXT) Attenuationoitooicrosstalkoifaroiendoi(ACRF) Alienoicrosstalk intumescentoi-oians--Abilityoitooiexpandoiheat Threeoitransmissionoimethodsoiareoi-oians--Simplex Halfoiduplex Fulloiduplex Simplexoi-oians--Transmitsoisignalsoiinoioneoidirection HalfoiDuplexoi-oians-- TransmitsoisignalsoiinoieitheroidirectionoibutoionlyoiOneoiDirectionoiatoiaoitime Directoicurrentoi(DC)oi-oians-- Refersoitooiaoistudyoivalueoithatoidoesoinotoichangeoitheoipolarityoiofoitheoivoltageoioroitheoid irectionoiofoitheoicurrent Frequencyoi-oians--1oicycleoiinoi 1 oisoi=oi 1 oiHz Fulloiduplexoi-oians--Transmitoisignalsoiinoibothoidirectionsoiatoitheoisameoitime
Capacitanceoi 1 oi-oians-- Propertiesoiofoiconductorsoithatoiallowsoistorageoiofoielectricoichargesoiwhenoipotentialoidiff erencesoi(voltage)oiexistoibetweenoitheoiConductors Capacitanceoi 2 oi-oians-- Causesoiaoivoltageoidifferenceoibetweenoitwooiwiresoiwhenoiseparatedoibyoiinsulation Capacitanceoiisoimeasuredoiinoi-oians--Farads Picofaradsoiisoi-oians--Oneoitrillionsoiofoiaoifarad Whatoiareoi 3 oitypesoiofoiBusoiBarsoi-oians--PrimaryoiBusoiBaroi(PBB) SecondaryoiBusoiBaroi(SBB) RackoiBusoiBaroi(RBB) Electricaloipoweroimeasuredoiinoiwattsoihasoitwooivariationsoiasoiknownoiasoi-oians-- Apparentoioroireactiveoipoweroiandoitrueoi(real)oipower. Theoibasicoiunitoiofoidigitaloiinformationoiisoiaoi-oians--Bit TheoiPOTSoisignaloirangeoiisoitransmittedoibetweenoi__________Hzoiwhichoiisoiregardedoi asoitheoiminimumoirangeoiforoihumanoispeechoitooibeoiaudibleoiandoirecognizable.oi-oians-- 300 oiandoi 3400 Megahertzoi-oians--_______oi- oiquantifiesoitheoibandwidthoiofoiaoicableoisystemoiinoiaoifrequencyoirangeoiofoiinterest Megabitoi-oians--______- oirefersoitooitheoinumberoiofoibitsoiofoiinformationoithatoicanoibeoitransportedoioveroitheoimed ia DIGITALoiTRANSMISSION WhenoiaoideviceoiFirstoistartsoiaoitransmissionoiitoiwilloiemployoiaoinominaloibassoivoltageoio foisomeoileveloiofoivolts.oiExampleoi 24 oiV.oi Aoipulseoiofoi+3oiVoiwouldoiindicateoi______oiandoitheoilineoivoltageoiwouldoiriseoifromoi 24 oi Voitooi 27 oiV.oi Whenoitheoivoltageoileveloireturnsoitooitheoi 24 oiVoibase,oiitoiwouldoirepresentoianoi________ .oi-oians--Onoistateoi Offoistate IncreaseoioroidecreaseoiofoithreeoidBoiwilloiresultoiinoiwhatoi-oians-- Aoidoublingoioroiwe'reoihalvingoiofoitheoipower
Near-EndoiCrosstalkoi(NEXT)oi-oians-- Isoiaoimeasureoiofoitheoiunwantedoisignaloicouplingoifromoitransmitteroiatoitheoinearoiendoiin tooianotheroipairoimeasuredoiatoitheoinearoiend Attenuation-to-CrosstalkoiRatio,oiFar-endoi(ACRF)oi-oians-- Isoitheoimeasureoiofoitheoiunwantedoisignaloitransferoithatoiisoiassistantoibyoiapplyingoiaoisig naloionoioneoipairoiatoitheoinearoiandoimeasuringoitheoisignaloitransferoileveloionoianyoidistur bedoipairoiatoitheoireceivingoiendoiofoitheoicable (ACRF)oi-oians-- Isoimeasuredoiandoiexpressedoiinoidecibelsoiatoitheoioppositeoiendoifromoiwhichoitheoisourc eoisignaloiisoitransmitted Alienoicrosstalkoi(AXT)oi-oians-- Isoitheoiunwantedoisignaloicouplingoifromoiaoidisturbedoipairoiofoianotheroi4- oipairoicableoichanneloipermanentoilinkoioroicomponentoitooiaoidisturbedoiPairoiofoianotheroi 4 oipairoichanneloipermanentoilinkoioroicomponent Whatoidoesoi8P8Coistandoifor?oi-oians--8-position,oi8-contact CodesoiasoiadoptedoiinoipartoibyoitheoiFCCoiareoi-oians--RJ-oiRegisteredoijack C-oiFlush-oroisurface-Mountoijack W-oiWall-Mountoijack X-oicomplexoioroimulti-loneoiconnector TheoiFCCoicodeoiRJoimeansoi-oians--RegisteroiJack TheoiFCCoiCodeoiCoimeansoi-oians--Flashoioroisurfaceoimountoijack TheoiFCCoiCodeoiWoimeansoi-oians--WalloimountoiJack TheoiFCCoicodeoiXoimeansoi-oians--Complexoioroimultioilineoiconnector 4 oicommonoiInsulatedoiDisplacementoiContactoi(IDC)oiare? oiTerminationoiBlockoiHardwareoi-oians--•oi66-styleoiBlockoi
LSAoistyleoiblockoiadvantagesoi-oians-- Moreoithanoioneoiconductoroicanoibeoipunchedoidownoiintooitheoisameoipointoiwithoutoitheoir iskoiofoiopeningoiupoitheoiIDC. Howoimanyoibackboneoicablingoiisoithere?oi-oians-- Whatoiareoitheoitwooikindsoiofoibackboneoicablingoi-oians--Interbuildingoi Intrabuilding