7D-FB
Construction
Inner conductor | Bare copper/Copper clad steel | Φ2.6 mm |
Dielectric | Foam /Solid PE | Φ7.3±0.02 mm |
Shield | Bonded aluminium foil | Φ7.5 mm |
Outer conductor | Tinned copper braid | Φ8.0 mm |
Shield coverage | 85% | |
Sheath | PVC/PE | Φ9.8 mm |
Electrical & Mechanical Characteristics
Impedance | 50±3 Ohm |
Nominal capacitance | 82 pF/m |
Velocity of propagation | 82% |
Insulation resistance | >5000 Mohm.Km |
Inner conductor resistance | 3.3(5.0) Ohm/Km |
Outer conductor resistance | 9.3 Ohm/Km |
Operating temperature range | -40°C - +85 °C |
Min.bending radius | 49 mm |
Attenuation
Frequency | Attenuation | Attenuation |
|---|---|---|
MHz | dB/100m | dB/100ft |
100 | 4.3 | 1.3 |
150 | 5.3 | 1.6 |
280 | 7.3 | 2.2 |
350 | 8.3 | 2.5 |
400 | 9 | 2.7 |
800 | 13.1 | 4 |
900 | 14.2 | 4.3 |
1200 | 16.7 | 5.1 |
1500 | 19 | 5.8 |
1800 | 21.2 | 6.5 |
1900 | 21.8 | 6.6 |
2000 | 22.5 | 6.9 |
2200 | 23.8 | 7.3 |
2500 | 25.7 | 7.8 |
