hfc f outside plan
TRANSCRIPT
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Broadband System Broadband System –– FF
Outside Plan.Outside Plan.
Satellites are spaced every
2nd degrees above earth
TVTRANSMITTER
Cable area
"C" Band
Toward satellite 6.0 GHz
Toward earth 4.0 GHz"L" Band
Toward satellite 14.0 GHzToward earth 12.0 GHz
Headend
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The purpose of this presentation is to give student a better The purpose of this presentation is to give student a better
understanding of the outside plan of a Broadband System. understanding of the outside plan of a Broadband System.
We will show the pole section, the supporting stand, the We will show the pole section, the supporting stand, the
suspension clamp, the anchor, the lashing machine and many suspension clamp, the anchor, the lashing machine and many
other aspects of the outside plan.other aspects of the outside plan.
Outside Plan.Outside Plan.
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Headend
15 km Fiber section 2.0 km
Coaxial section
35 mt
Section of the Broadband System we will talk Section of the Broadband System we will talk
about in this presentation.about in this presentation.
Outside Plan.Outside Plan.
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Feeding Signal to a Coaxial Cable System.Feeding Signal to a Coaxial Cable System.
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Fiber from outside plant withFiber from outside plant with
demarcation boxdemarcation box
Fiber Optic Interconnection.Fiber Optic Interconnection.
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Outside Plan.Outside Plan.
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Reels of Strand Wire.Reels of Strand Wire.
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Anchor Rod.Anchor Rod.
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Guy Wire Protection.Guy Wire Protection.
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Guy attachmentsGuy attachments
Outside Plan Suspension Equipments.Outside Plan Suspension Equipments.
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Outside Plan Showing Guy Wire Protection.Outside Plan Showing Guy Wire Protection.
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Outside Plan Outside Plan HardwareHardware Equipments.Equipments.
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Cable spacers, suspension clampsCable spacers, suspension clamps
and Tie Wrapsand Tie Wraps
Outside Plan Suspension Equipments.Outside Plan Suspension Equipments.
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Coaxial cable has a frequency range of Coaxial cable has a frequency range of 5 to 1000 MHz5 to 1000 MHz
and can also handle 90 volts AC.and can also handle 90 volts AC.
Coaxial cable consists of :Coaxial cable consists of :
••75 ohm cable75 ohm cable
••Center conductorCenter conductor
••Foam Foam ((holds the center conductor in placeholds the center conductor in place))
••Aluminum contourAluminum contour
••Sometimes with a PVC coverSometimes with a PVC cover
Coaxial Cable.Coaxial Cable.
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Reel of Fiber Optic Cable.Reel of Fiber Optic Cable.
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Cable been lashedCable been lashed
Outside Plan Equipments.Outside Plan Equipments.
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Cable been lashedCable been lashed
Outside Plan Equipments.Outside Plan Equipments.
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Cable been lashedCable been lashed
Outside Plan Equipments.Outside Plan Equipments.
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Outside Plan Equipments.Outside Plan Equipments.
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Fiber Optic Expansion LoopFiber Optic Expansion Loop
At Major intersectionAt Major intersection
Outside Plan Equipments.Outside Plan Equipments.
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Fiber Optic Equipments.Fiber Optic Equipments.
Splicing ClosureSplicing Closure
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Fiber Optic Equipments.Fiber Optic Equipments.
Fusion splicerFusion splicer
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RF amplifiers are used to amplify signal when it becomes weakRF amplifiers are used to amplify signal when it becomes weak
RF Amplifiers.RF Amplifiers.
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Coaxial Connectors.Coaxial Connectors.
Hard Line Coaxial ConnectorsHard Line Coaxial Connectors
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Coaxial Connectors.Coaxial Connectors.
Installation Coaxial ConnectorsInstallation Coaxial Connectors
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Outside Plan.Outside Plan.
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Outside Plan.Outside Plan.
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Outside Plan.Outside Plan.
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Non-standby powersupply and breaker box
Outside Plan.Outside Plan.
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Outside Plan.Outside Plan.
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