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RF FEEDER CABLE 7/8” FLEX ALUMINIUM

Attenuation values typical at 20°C ambient temperature and Average power at 40°C ambient temperature with Inner conductor temperature at 100°C

Specifications

Mechanical Characteristics
Inner Conductor Copper tube 9.1 mm
Dia over Dielectric Foamed PE 22.5 mm
Dia over outer conductor Corrugated aluminium tube 24.8 mm
Diameter over outer jacket PE 27.5 mm
Cable weight PE 344 Kg/Km
Tensile strength 1470 N
Bending moment 13.5 Nm
Flat plate crush strength 11 N/mm
Min.bending radius single 100 mm
Min.bending radius repeated 250 mm
No.of bends, minimum(typical) 15(30)
Recommended hanger spacing 1.0 m
Installation temperature -40°C~+60°C
Operating temperature -55°C~+85°C
Storage temperature -70°C~+85°C
Electrical Characteristics
Impedance 50±1 Ω
Relative Velocity of propagation 88%
Capacitance (1KHz) 76 pF/m
Maximum operating frequency 5 GHz
Cut-off frequency 5.3 GHz
Peak power 90 KW
Inner conductor
DC-Resistance
≤2.0 Ω/Km
Outer conductor
DC-Resistance
≤1.20 Ω/Km
Inductance 0.190 µH/m
DC breakdown voltage 6000 V
Jacket spark voltage (rms) 8000 V
Return loss (800~1000) MHz ≥26 dB VSWR ≤ 1.1
Return loss (1700~2200) MHz ≥24 dB VSWR ≤ 1.13
Insulation resistance ≥10 GΩKm
Passive intermodulation ≥160 dBc
Attenuation & Average Power
Frequency(MHz) 100 450 800 900 1000 1800 1900 2100 2200 2300 2500 2700 3000
Attenuation typical (dB/100m) 1.24 2.76 3.79 4.05 4.3 6 6.2 6.57 6.75 6.92 7.27 7.6 8.1
Average power (KW) 6.3 2.83 2.03 1.92 1.83 1.29 1.27 1.20 1.17 1.14 1.08 1.04 0.94

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