HJ8-50B

HJ8-50B, HELIAX® Standard Air Dielectric Coaxial Cable, corrugated copper, 3 in, black PE jacket

Product Classification  
Brand   HELIAX®
Product Series   HJ8-50B
Product Type   Air coaxial cable
   
Construction Materials  
Jacket Material   PE
Dielectric Material   PP
Flexibility   Standard
Inner Conductor Material   Copper tube
Jacket Color   Black
Outer Conductor Material   Corrugated copper
   
Dimensions  
Nominal Size   3 in
Cable Volume   36.7 ft³/kft   |   3409.4 L/km
Cable Weight   2.65 kg/m   |   1.78 lb/ft
Diameter Over Jacket   76.454 mm   |   3.010 in
Inner Conductor OD   28.9560 mm   |   1.1400 in
Outer Conductor OD   72.390 mm   |   2.850 in
   
Electrical Specifications  
Cable Impedance   50 ohm ±0.5 ohm
Capacitance   21.7 pF/ft   |   71.2 pF/m
dc Resistance, Inner Conductor   0.492 ohms/km   |   0.150 ohms/kft
dc Resistance, Outer Conductor   0.229 ohms/km   |   0.070 ohms/kft
dc Test Voltage   16000 V
Inductance   1.870 µH/m   |   0.570 µH/ft
Insulation Resistance   100000 Mohms•km
Jacket Spark Test Voltage (rms)   10000 V
Operating Frequency Band   1 – 1640 MHz
Peak Power   640.0 kW
Power Attenuation   5.997
Velocity   93 %
   
Environmental Specifications  
Installation Temperature   -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature   -40 °C to +85 °C (-40 °F to +185 °F)
Storage Temperature   -70 °C to +85 °C (-94 °F to +185 °F)
   
Mechanical Specifications  
Bending Moment   40.7 N-m   |   30.0 ft lb
Flat Plate Crush Strength   175.0 lb/in   |   3.1 kg/mm
Minimum Bend Radius, Multiple Bends   762.00 mm   |   30.00 in
Number of Bends, minimum   15
Number of Bends, typical   25
Pressurization, maximum   0 N/mm²   |   30 psi
Tensile Strength   340 kg   |   750 lb
   
Note  
Performance Note   Values typical, unless otherwise stated
   
Standard Conditions  
Attenuation, Ambient Temperature   20 °C   |   68 °F
Average Power, Ambient Temperature   40 °C   |   104 °F
Average Power, Inner Conductor Temperature   121 °C   |   250 °F
Attenuation

Enter a specific frequency to view its attenuation:  
 
Attenuation
Frequency (MHz)Attenuation (dB/100 m)Attenuation (dB/100 ft)Average Power (kW)
0.50.0290.009640.00
10.0410.013475.54
1.50.0510.015387.10
20.0590.018334.39
100.1350.041146.12
200.1940.059101.58
300.240.07381.88
500.3170.09662.16
850.4240.12946.43
880.4320.13245.55
1000.4640.14142.41
1080.4840.14840.62
1500.5840.17833.72
1740.6350.19430.96
2000.6890.2128.56
2040.6970.21228.24
3000.8740.26622.50
4001.0390.31718.93
4501.1170.3417.62
4601.1320.34517.38
4601.1320.34517.38
5001.1920.36316.51
5121.2090.36916.27
6001.3350.40714.74
7001.470.44813.38
8001.6010.48812.29
8241.6310.49712.06
8941.7190.52411.45
9601.80.54910.93
10001.8490.56310.64
12182.1040.6419.35
12502.140.6529.19
15002.4180.7378.14
Regulatory Compliance/Certifications
AgencyClassification
ISO 9001:2015Designed, manufactured and/or distributed under this quality management system

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