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Coaxial Cables |  |
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Tri-RG400
Construction
| Inner conductor | Silver plated copper | 19 x 0.20 mm |
|---|---|---|
| Dielectric | Solid PTFE | Φ2.95 ± 0.10 mm |
| Outer conductor (shield 1) | Silver plated copper(0.13mm) | Φ3.55 ± 0.10 mm |
| Inner sheath | FEP | Φ4.30 ± 0.10 mm |
| Outer conductor (shield 2) | Silver plated copper (0.13mm) | Φ4.90 ± 0.10 mm |
| Outer sheath | FEP | Φ5.70 ± 0.10 mm |
Electrical & Mechanical Characteristics
Impedance :50±3 Ohm
Nominal capacitance :94 pF/m
Velocity of propagation :70%
Insulation resistance :- Mohm.Km
Inner conductor resistance :- Ohm/Km
Outer conductor resistance :- Ohm/Km
Operatig Voltage(max) :1.8 KV
Test Voltage
Operating temperature range :-55°C - +200 °C
Cable weight (approx.) :78 Kg/Km
Screening effectiveness :>60 dB
Attenuation
| Frequency (MHz) | Attenuation (dB/100 m) | Max. Attenuation(dB/100ft) |
|---|---|---|
| 100 | 15 | 4.6 |
| 200 | 22 | 6.7 |
| 400 | 31 | 9.4 |
| 900 | 47 | 14.3 |
| 1200 | 55 | 16.8 |
| 1500 | 62 | 18.9 |
| 1800 | 68 | 20.7 |
| 2000 | 72 | 21.9 |
| 2500 | 81 | 24.7 |