hfc m home installation
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Broadband System Broadband System -- MM
Customer’s Installation.Customer’s Installation.
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
2
Headend
15 km
Fiber section2.0 km
Coaxial section
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This section will coverts equipmentThis section will coverts equipmentss required between these two points.required between these two points.
Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Response of a High Pass Filter for none Cablemodem installation.Response of a High Pass Filter for none Cablemodem installation.
5 50 1000 MHz
This High Pass Filter is often installed at all the customer preThis High Pass Filter is often installed at all the customer premise, where mise, where
no Cablemodem service is required. This help keep the return sysno Cablemodem service is required. This help keep the return system free tem free
of Ingress, coming from customer.of Ingress, coming from customer.
Customer’s InstallationCustomer’s Installation
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Customer’s InstallationCustomer’s Installation
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Customer’s Installation Material.Customer’s Installation Material.
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Customer’s Installation Material.Customer’s Installation Material.
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Technical specifications of the two drop cable used in a BroadbaTechnical specifications of the two drop cable used in a Broadband System;nd System;
RGRG--5959
MHzMHz dB100’dB100’
55 0.860.86
5050 1.951.95
450450 5.405.40
550550 5.955.95
750750 6.976.97
870870 7.537.53
RGRG--66
MHzMHz dB100’dB100’
55 0.580.58
5050 1.531.53
450450 4.404.40
550550 4.904.90
750750 5.655.65
870870 6.116.11
RGRG--77
MHzMHz dB100’dB100’
55 0.470.47
5050 1.191.19
450450 3.463.46
550550 3.853.85
750750 4.574.57
870870 4.944.94
RGRG--1111
MHzMHz dB100’dB100’
55 0.380.38
5050 0.920.92
450450 2.752.75
550550 3.043.04
750750 3.653.65
870870 3.993.99
Above specifications are at 68 Degree F.Above specifications are at 68 Degree F.
Customer’s Installation Material.Customer’s Installation Material.
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Customer’s Installation Material.Customer’s Installation Material.
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Customer’s Installation Material.Customer’s Installation Material.
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