Construction Specification | ||||
Standard | 320 | 412 | 500 | 540 |
(series) | (series) | (series) | (series) | |
Inner Conductor (mm) | 1.80 | 2.26 | 2.78 | 3.15 |
Dielectric (mm) | 7.45 | 9.30 | 11.50 | 13.03 |
Outer Conductor (mm) | 8.12 | 10.50 | 12.70 | 13.72 |
Outer Sheath (mm) | 10.03 | 12.50 | 14.70 | 15.30 |
Electrical Characteristics | ||
Impedance | 75+/-2 ohms | |
Nominal Capacitance | 50 pF/m 15.2pF/ft | |
Nominal Velocity of Propagation | 88% | |
Screen Efficiency at 5 Mhz | 135Db min | |
Dielectric Strength | Dielectric | 2.5Kv |
Outer Shrath | 5kV |
Attenuation | ||||
Standard | 320 series | 412 series | 500 series | 540 series |
f(MHz) | Max. dB/100m | Max. dB/100m | Max.dB/100m | Max. dB/100m |
50 | 2.67 | 2.13 | 1.69 | 1.44 |
100 | 3.84 | 3.04 | 2.42 | 2.09 |
200 | 5.48 | 4.36 | 3.48 | 3.04 |
300 | 6.69 | 5.39 | 4.32 | 3.71 |
400 | 7.8 | 6.28 | 5.04 | 4.33 |
450 | 8.27 | 6.69 | 5.37 | 4.59 |
500 | 8.72 | 7.07 | 5.69 | 4.89 |
550 | 9.34 | 7.44 | 5.99 | 5.12 |
600 | 9.78 | 7.80 | 6.28 | 5.38 |
650 | 10.18 | 8.15 | 6.56 | 5.65 |
750 | 10.86 | 8.80 | 7.10 | 6.07 |
850 | 11.77 | 9.42 | 7.61 | 6.51 |
1000 | 12.76 | 10.30 | 8.34 | 7.12 |