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Coaxial Cables > TELESCOPE CABLES

50 ohms Radiating

  1-5/8" 1-1/4" 7/8" 1/2" 3/8"
Physical Dimensions
Inner Conductor Material
Diameter (mm)
Corrugated Cu-tube Smooth Cu-tube CCA
17.30 13.10 9.10 4.83 3.12
Dieelectric Diameter (mm)
43.50 33.30 22.70 12.30 8.00
Outer Conductor Diameter (mm)
46.50 35.80 24.90 13.80 9.53
Jacket Thickness
Diameter (mm)
1.75 1.80 1.55 1.10 0.85
50.00 39.40 28.00 16.00 11.70
Mechanical Characterstics
Min. Bending Radius (mm) 508 380 254 125 95
Max. Pulling Strength (N) 4550 6780 1470 1130 1130
Electrical Characterstics
(20°) (ohms) /km
DC Resistance
Inner Conductor
Outer Conductor
0.69 0.72 0.93 1.48 3.48
0.36 0.54 1.10 2.20 3.30
Nominal Capacitance (pF/m)     76    
Characterstic Impedance(ohms)     50 ± 2    
Velocity Rate (%)     88    
Attenuation (20°) 150Mhz
450Mhz
1.10 1.30 1.80 3.30 4.90
2.00 2.80 3.60 6.60 8.50
(dB/100m) 900Mhz
1700Mhz
3.30 4.30 5.30 9.50 12.10
4.60 5.90 7.50 13.10 17.40
Mean Power Rating (Kw)
(Ambient Temperature 40°C, Inner Conductor 80°)
150Mhz
450Mhz
900Mhz
1700Mhz
10.80 7.50 4.30 1.50 0.92
5.90 4.10 2.40 0.85 0.51
3.90 2.80 1.60 0.58 0.35
2.70 1.90 1.10 0.40 0.24
Coupling Loss
(6m)
(dB + 10dB)
150Mhz
450Mhz
900Mhz
1700Mhz
61 59 58 58 56
68 66 63 63 61
72 71 69 68 68
77 73 72 73 74
(VSWR) 0-3GHz
    <=1.30    

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