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M17/60-RG142 (RG 142 B/U)
Construction
Inner conductor |
Silver plated copper clad steel |
Φ0.94 mm |
Dielectric |
Solid PTFE |
Φ2.95 ± 0.05mm |
Outer conductor(shield 1) |
Silver plated copper |
112 x 0.13 mm |
Shield coverage |
|
96% |
Outer conductor(shield 2) |
Silver plated copper |
112 x 0.13 mm |
Shield coverage |
|
96% |
Outer sheath |
FEP |
Φ4.95 mm |
Electrical & Mechanical Characteristics
| Impedance | 50±3 Ohm0 | |
| Nominal capacitance | 95.4pF/m | |
| Velocity of propagation | 70% | |
| Insulation resistance | >2000 Mohm.Km | |
| Inner conductor resistance | 63.3 Ohm/Km | |
Outer conductor resistance |
7.5 Ohm/Km |
|
Test/Operatig Voltage(max) |
5.0KV/1.9KV |
|
Operating temperature range |
-55 °C - +200 °C |
|
Copper Weight |
47.0 Kg/Km |
|
Cable weight (approx.) |
80.0 Kg/Km |
|
Screening effectiveness |
100-900 MHz |
>60dB |
Attenuation
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
| 100 | 12.8 | 3.90 |
200 |
17.7 |
5.4 |
400 |
25.9 |
7.9 |
700 |
35.1 |
10.7 |
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 |
>24dB |
600-900 MHz |
>22dB |