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RF FEEDER CABLE 7/8” FLEX

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 copper tube 24.5 mm
Diameter over outer jacket PE 27.5 mm
Cable weight PE 427 Kg/Km
Tensile strength 2000 N
Bending moment 18 Nm
Flat plate crush strength 14 N/mm
Min.bending radius single 120 mm
Min.bending radius repeated 240 mm
No.of bends, minimum(typical) 15(50)
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 87%
Capacitance (1KHz) 76.5 pF/m
Maximum operating frequency 5 GHz
Cut-off frequency 5.2 GHz
Peak power 90 KW
Inner conductor DC-Resistance ≤2.0 Ω/Km
Outer conductor DC-Resistance ≤1.4 Ω/Km
Inductance 0.191 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) 1.2 2.6 3.6 3.8 4 5.6 5.8 6.13 6.3 6.47 6.8 7.1 7.5
Average power (KW) 9.1 3.96 2.82 2.62 2.46 1.70 1.64 1.53 1.50 1.46 1.38 1.31 1.22

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