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APPLICATION
CATV,Data and Interactive System applications at outdoor (Trunk and Distribution) network.

HOME --> PRODUCTS --> COAXIAL CABLES  --¬

 
OUTDOOR COAXIAL CABLES FOR CATV APPLICATIONS (RF CABLES)

1  : Outer jacket
2  : Outer Conductor
......(welded metallic tube)
3  : Insulation PE
4  : Inner Conductor
HF / B-3.27
HF / C-2.17
HF / D-1.1

PHYSICAL CHARACTERISTICS

NOMINAL DIMENSIONS HF/B-3.27 HF/C-2.17 HF/D-1.1

Inner Conductor
Insulation (Dielectric)
Outer Conductor
Outer Jacket
(mm)
3.27
13.40
14.00
17.40
(mm)
2.17
8.70
9.30
12.50
(mm)
1.10
7.30
7.80
11.40
Cable Weight (kg/km)
(With copper outer conductor)
310 180 150
Reel Length (meters/Reel) 500 500 500

ELECTRICAL CHARACTERISTICS

Nominal DC Resistance (20 oC)

Ohms/100 meters

Conductors HF/B-3.27 HF/C-2.17 HF/D-1.1
Inner Conductor
Outer Conductor
Loop
0.21
0.16
0.37
0.5
0.25
0.75
1.85
0.30
2.15
Nominal Capacitance pF/m 51 51 65
Impedance ohms 75 ± 2 75 ± 2 75 ± 2
Velocity of Propagation 88 % 88 % 88 %
Screening Factor   dB ³120 ³120 ³120
ATTENUATION
  dB / 100 Meters  

FREQUENCY

HF/B-3.27 HF/C-2.17 HF/D-1.1 Return Loss (dB)
5 MHz 0.50 0.70 1.40 25
50 MHz 1.45 2.10 4.05 25
100 MHz 2.05 3.00 5.75 24
200 MHz 2.90 4.30 8.25 22
400 MHz 4.10 6.20 12.00 20
862 MHz 6.10 9.40 19.00 19

Note:

  • The cable identification and sequential meter marking is printed on the outer sheath of the cables acording to the Customer requirements.
  • Outdoor Series Coaxial Cables are available with messenger wire (for aerial application)upon Customer’s request.
  • Outdoor Series Coaxial Cables are available with steel tape armoring for direct burrial application upon Customer’s request.



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