12D-FB
Construction
Inner conductor | Bare copper/Copper clad aluminium | Φ4.4 mm |
Dielectric | Foam /Solid PE | Φ12.4±0.02 mm |
Shield | Bonded aluminium foil | Φ12.6 mm |
Outer conductor | Tinned copper braid(24x7x0.15mm) | Φ13.2 mm |
Shield coverage |
| 85% |
Sheath | PVC/PE | Φ15.6 mm |
Electrical & Mechanical Characteristics
Impedance | 50±3 Ohm |
Nominal capacitance | 83 pF/m |
Velocity of propagation | 81% |
Insulation resistance | >5000 Mohm.Km |
Inner conductor resistance | 1.2(1.8) Ohm/Km |
Outer conductor resistance | 4.5 Ohm/Km |
Operating temperature range | -40°C - +85 °C |
Min.bending radius | 78 |
Attenuation
Frequency(MHz) | Attenuation (dB/100 m) | Attenuation (dB/100 ft) |
100 | 2.7 | 0.8 |
150 | 3.6 | 1 |
280 | 4.6 | 1.4 |
350 | 5.2 | 1.6 |
400 | 6 | 1.7 |
800 | 8.5 | 2.6 |
900 | 9.3 | 2.8 |
1200 | 10.8 | 3.3 |
1500 | 12.3 | 3.7 |
1800 | 13.7 | 4.2 |
1900 | 14.2 | 4.3 |
2000 | 14.6 | 4.5 |
2200 | 14.9 | 4.5 |
2500 | 16.6 | 5.1 |
