International standards
World-class quality assurance

Participate in multiple overseas projects

Participate in multiple overseas projects

British brand
Zero rejection from global consultants

Extensive experience in overseas project submission

Extensive experience in overseas project submission

Perfect combination of creativity and technology
Each cable is made as per demand

Special cable customization service

Special cable customization service
  HomeProuductsCoaxial Cables

M17/128-RG400 (RG 400/U) Coaxial Cables

Construction

Inner conductor  Silver plated copper  19 x 0.20 mm 
Dielectric  Solid PTFE  Φ2.95 ± 0.05 mm 
Outer conductor(shield 1)  Silver plated copper  112 x 0.13 mm 
Shield coverage  95%
Outer conductor(shield 2)  Silver plated copper  112 x 0.13 mm 
Shield coverage  94%
Sheath  FEP  Φ4.90 ± 0.13 mm 

Electrical & Mechanical Characteristics

Impedance  50±3 Ohm 
Nominal capacitance  94 pF/m 
Velocity of propagation  70%
Insulation resistance  >2000 Mohm.Km 
Inner conductor resistance  12.6 Ohm/Km 
Outer conductor resistance  7.5 Ohm/Km 
Test/Operatig Voltage(max)  5.0 KV/1.9 KV 
Operating temperature range  -55 °C - +200 °C 
Copper weight  46 Kg/Km 
Cable weight (approx.)  64 Kg/Km 
Screening effectiveness  80 dB 

Attenuation

Frequency (MHz)   Attenuation (dB/100 m)   Attenuation (dB/100ft)  
50 8.5 2.59
100 12.5 3.81
200 17.7 5.4
400 25.9 7.9
900 40.4 12.32
1000 43 13.11
2000 63.3 19.3
3000 79.4 24.21
5000 107 32.62
8000 141.7 43.2

Return Loss

30-300 MHz  >28dB
300-600 MHz  >25dB
600-900 MHz  >22dB