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