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Constructions:
Physical dimensions
Component |
mm |
Material |
Nominal center conductor diameter |
2.77±0.03 |
Copper clad aluminum |
Nominal diameter over dielectric |
11.43±0.03 |
Physical foamed PE |
Nominal diameter over outer conductor |
12.7 |
Al-tape welded by argon arc welding |
Nominal diameter over jacket |
14.22 |
Polyethylene |
Diameter of steel messenger |
2.77 |
Steel messenger |
Electrical characteristics at 20°C
Min. Bending Ratios: 65mm
Resistance of inner conductor(DC): 1.92 Ω /km
Resistance of outer conductor(DC): 3.43 Ω /km
Insulation resistance: 5000 Ω /km
Maximum Pulling Tension: 68 Kgf
Minimum Bending Radius: 16.5 Kgf
Dielectric strength: 1.6 KV
Velocity of propagation: 87%
Impendance: 75 Ω
V.S.W.R.: <1.2
Voltage withstand: 3000
Installation Temperature: -40 °C to +85 °C
Capacitance: 84 pF/m
Inductance: 0.21 uH/m
Attenuation performation |
Temperature: 20 °C |
|
Frequency(MHz) |
Maximum(db/100ft) |
Maximum(db/100m) |
5 |
0.16 |
0.52 |
55 |
0.54 |
1.77 |
83 |
0.66 |
2.17 |
211 |
1.09 |
3.58 |
250 |
1.20 |
3.94 |
300 |
1.31 |
4.30 |
350 |
1.43 |
4.69 |
400 |
1.53 |
5.02 |
450 |
1.63 |
5.35 |
500 |
1.73 |
5.67 |
550 |
1.82 |
5.97 |
600 |
1.91 |
6.27 |
750 |
2.16 |
7.09 |
865 |
2.34 |
7.68 |
1000 |
2.52 |
8.27 |
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