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Tri-RG179

Construction

Inner conductor 

Silver plated copper covered steel  

7 x 0.10 mm 

Dielectric 

Solid PTFE 

Φ1.60±0.10mm 

Outer conductor(shield1) 

Silver plated copper (0.1mm) 

Φ2.15 0.10mm 

Inner sheath 

FEP 

Φ2.55±0.10mm 

Outer conducto (shield2) 

Silver plated copper (0.1mm) 

Φ3.15±0.10mm 

Outer sheath 

FEP 

Φ3.6±0.10mm 

Electrical & Mechanical Characteristics

Impedance 

75±5 Ohm 

Nominal capacitance 

63 pF/m 

Velocity of propagation 

70%

Insulation resistance 

-Mohm.Km

Inner conductor resistance 

800.5 Ohm/Km 

Outer conductor resistance 

27.9 Ohm/Km 

Operatig Voltage(max) 

0.9 KV 

Test Voltage 

 

Operating temperature range 

-55°C - +200 °C 

Cable weight (approx.) 

31 Kg/Km 

Screening effectiveness 

>60 dB 

Attenuation

Frequency (MHz)  

Attenuation (dB/100 m)  

Max. Attenuation(dB/100ft)  

100 28 8.5

200

39

11.9

400

56

17.1

900

85

25.9

1200

98

29.9

1500

110

33.5

1800

121

36.9

2000

128

39

2500

144

43.9

 

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