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500 Series Cable

500 Series Cable Home

500 Series Cable

Relemac branded cables are available.



TELESCOPE CABLES 
500 Series Cable Construction & Dimensions


 
Component Standro Trishield QuadShield
Diameter of Inner conductor (mm)  2.77 ± 0.03 2.77 ± 0.03 2.77 ± 0.03
Diameter of  Dielectric (mm) 11.5 ± 0.30 11.5 ± 0.30 11.5 ± 0.30
Diameter of  1st outer conductor <= (mm) 11.90 12.80 12.80
Thickness >= / 0.64 0.35
Diameter of  2nd outer conductor <= (mm) 12.20 / /
Diameter of Jackets <= (mm) 15.00 15.40 15.20
Approximate Weight (Kg / Km) 120(170) 174 144
Diameter of messenger steel wire (mm) 2.77 2.77 2.77
Steel wire weight (Kg / Km) 47 47 47
Note :
  1. Material of 1st out conductor is bonded foil, non-bonded foil, Thickness of extruding Aluminium tube is 0.64mm.
  2. Thickness of welding Aluminium tube is 0.35mm.
  3. Coverage of 2nd outer conductor is 40%, 50%, 60%. We can provide special demand for client.
500 Attenuation
Frequence(Mhz) Max Value (dB/100m)
5 0.60
50 1.90
55 2.05
200 3.90
211 4.03
300 4.80
400 5.60
450 5.90
550 6.70
600 7.06
750 7.90
800 8.32
860 8.46
1000 9.20
1350 10.90
1750 12.41
2150 13.26
500 Electrical Performance
DC Resistance of Inner Conductor (ohms/km) 4.6 CCA 2.9BC
DC Resistance of Outer Conductor (ohms/km) 19 AL           12TC
Impedance (ohms) 75±2.0
Capacitance(pF/m) 50±3.0
Wave velocity rate% 86%
Return Loss (>=db) VHF 5-300 MHz >= 20dB
UHF 300-960 MHz >= 18dB
 
 
 

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