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

M17/127-RG393 (RG 393/U) Coaxial Cables

Construction

Inner conductor  Silver plated copper  7 x 0.79 mm 
Dielectric  Solid PTFE  Φ7.25 ± 0.18 mm 
Outer conductor(shield 1)  Silver plated copper  144 x 0.16 mm 
Shield coverage    95%
Outer conductor(shield 2)  Silver plated copper  144 x 0.16 mm 
Shield coverage    95%
Sheath  FEP  Φ9.90 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  4.99Ohm/Km 
Outer conductor resistance  4.0 Ohm/Km 
Test/Operatig Voltage(max)  5.0 KV/2.5 KV 
Operating temperature range -55 °C - +200 °C 
Copper weight  - Kg/Km
Cable weight (approx.)  240 Kg/Km 
Screening effectiveness  80dB 

Attenuation

Frequency (MHz)   Attenuation (dB/100 m)  Attenuation (dB/100ft) 
100 6.6 2.01
200 9.7 2.96
400 14.3 4.36
900 22.1 6.74
1000 24 7.32
2000 34.4 10.49
3000 47 14.33
5000 65 19.82

Return Loss

30-300 MHz  >30dB
300-600 MHz  >28dB
600-900 MHz  >23dB