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BICSI INSTALLER 2 COPPER STUDY

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BICSI INSTALLER 2 COPPER STUDY

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BICSI INSTALLER 2 COPPER STUDY


ThereoiareoifouroiclassesoiofoiadministrationoiofoiStructureoicablingoisystemoi(SCS)oi-oians--
Classoi1oisingleoiERoiequipmentoiroom

Classoi2oimultipleoi
telecommunicationoispaces

Classoi3oimultipleoibuildingsoionoicampus

Classoi4oimultipleoisites

Endothermicoi-oians--Abilityoitooiabsorboiheat

3oibasicoitypesoiofoicrosstalkoiofoiinterestoiforoibalacedoitwistedoipairoi-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--1oicycleoiinoi1oisoi=oi1oiHz

Fulloiduplexoi-oians--Transmitoisignalsoiinoibothoidirectionsoiatoitheoisameoitime

Capacitanceoi1oi-oians--
Propertiesoiofoiconductorsoithatoiallowsoistorageoiofoielectricoichargesoiwhenoipotentialoidiff
erencesoi(voltage)oiexistoibetweenoitheoiConductors

, Capacitanceoi2oi-oians--
Causesoiaoivoltageoidifferenceoibetweenoitwooiwiresoiwhenoiseparatedoibyoiinsulation

Capacitanceoiisoimeasuredoiinoi-oians--Farads

Picofaradsoiisoi-oians--Oneoitrillionsoiofoiaoifarad

Whatoiareoi3oitypesoiofoiBusoiBarsoi-oians--PrimaryoiBusoiBaroi(PBB)
SecondaryoiBusoiBaroi(SBB)
RackoiBusoiBaroi(RBB)

Electricaloipoweroimeasuredoiinoiwattsoihasoitwooivariationsoiasoiknownoiasoi-oians--
Apparentoioroireactiveoipoweroiandoitrueoi(real)oipower.

Theoibasicoiunitoiofoidigitaloiinformationoiisoiaoi-oians--Bit

TheoiPOTSoisignaloirangeoiisoitransmittedoibetweenoi__________Hzoiwhichoiisoiregardedoi
asoitheoiminimumoirangeoiforoihumanoispeechoitooibeoiaudibleoiandoirecognizable.oi-oians--
300oiandoi3400

Megahertzoi-oians--_______oi-
oiquantifiesoitheoibandwidthoiofoiaoicableoisystemoiinoiaoifrequencyoirangeoiofoiinterest


Megabitoi-oians--______-
oirefersoitooitheoinumberoiofoibitsoiofoiinformationoithatoicanoibeoitransportedoioveroitheoimed
ia

DIGITALoiTRANSMISSION

WhenoiaoideviceoiFirstoistartsoiaoitransmissionoiitoiwilloiemployoiaoinominaloibassoivoltageoio
foisomeoileveloiofoivolts.oiExampleoi24oiV.oi
Aoipulseoiofoi+3oiVoiwouldoiindicateoi______oiandoitheoilineoivoltageoiwouldoiriseoifromoi24oi
Voitooi27oiV.oi
Whenoitheoivoltageoileveloireturnsoitooitheoi24oiVoibase,oiitoiwouldoirepresentoianoi_______
_.oi-oians--Onoistateoi
Offoistate

IncreaseoioroidecreaseoiofoithreeoidBoiwilloiresultoiinoiwhatoi-oians--
Aoidoublingoioroiwe'reoihalvingoiofoitheoipower

Increasesoioroidecreasesoiofoi6oidBoiwilloicauseoiaoidoublingoioroihalvingoiofoitheoi-oians--
Voltage

Aoigaugeoichangeoiofoi__oinumbersoiapproximatelyoidoublesoioroihalvesoitheoiconductor'soi
resistance.oi-oians--3

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