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HJ8-50B

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

Attenuation

Frequency Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
1.0 MHz 0.041 0.013 475.58
1.5 MHz 0.051 0.015 387.14
2.0 MHz 0.059 0.018 334.42
10.0 MHz 0.135 0.041 146.13
20.0 MHz 0.194 0.059 101.59
30.0 MHz 0.240 0.073 81.89
50.0 MHz 0.316 0.096 62.17
85.0 MHz 0.424 0.129 46.44
88.0 MHz 0.432 0.132 45.55
100.0 MHz 0.464 0.141 42.41
108.0 MHz 0.484 0.148 40.62
150.0 MHz 0.584 0.178 33.72
174.0 MHz 0.635 0.194 30.97
200.0 MHz 0.689 0.210 28.57
204.0 MHz 0.697 0.212 28.24
300.0 MHz 0.874 0.266 22.51
400.0 MHz 1.039 0.317 18.93
450.0 MHz 1.117 0.340 17.62
460.0 MHz 1.132 0.345 17.38
500.0 MHz 1.191 0.363 16.52
512.0 MHz 1.209 0.368 16.28
600.0 MHz 1.334 0.407 14.75
700.0 MHz 1.470 0.448 13.38
800.0 MHz 1.600 0.488 12.29
824.0 MHz 1.631 0.497 12.06
894.0 MHz 1.719 0.524 11.45
960.0 MHz 1.800 0.549 10.93
1000.0 MHz 1.848 0.563 10.65
1218.0 MHz 2.103 0.641 9.35
1250.0 MHz 2.140 0.652 9.20
1500.0 MHz 2.417 0.737 8.14

Product Classification

Product Type Air coaxial cable
Product Brand HELIAX®
Product Series HJ8-50B

General Specifications

Flexibility Standard
Jacket Color Black

Dimensions

Diameter Over Jacket 3.01 in | 76.454 mm
Inner Conductor OD 1.14 in | 28.956 mm
Outer Conductor OD 2.85 in | 72.39 mm
Nominal Size 3 in
Cable Volume 36.7 ft³/kft | 3404.942 L/km

Electrical Specifications

Attenuation, Ambient Temperature 68 °F | 20 °C
Cable Impedance 50 ohm ±0.5 ohm
Capacitance 21.7 pF/ft | 71.194 pF/m
dc Resistance, Inner Conductor 0.15 ohms/kft | 0.492 ohms/km
dc Resistance, Outer Conductor 0.07 ohms/kft | 0.23 ohms/km
dc Test Voltage 16000 V
Inductance 0.57 µH/ft | 1.87 µH/m
Insulation Resistance 100000 MOhms-km
Jacket Spark Test Voltage (rms) 10000 V
Operating Frequency Band 1 – 1640 MHz
Peak Power 640 kW
Power Attenuation 5.997300148010254
Velocity 93 %

Material Specifications

Dielectric Material PP
Jacket Material PE
Inner Conductor Material Copper tube
Outer Conductor Material Corrugated copper

Mechanical Specifications

Minimum Bend Radius, multiple Bends 30 in | 762 mm
Number of Bends, minimum 15
Number of Bends, typical 25
Tensile Strength 340 kg | 749.571 lb
Bending Moment 30 ft lb | 40.675 N-m
Flat Plate Crush Strength 175 lb/in | 3.125 kg/mm
Pressurization, maximum 30 psi | 0.207 N/mm²

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)
Average Power, Ambient Temperature 104 °F | 40 °C
Average Power, Inner Conductor Temperature 250 °F | 121.111 °C

Packaging and Weights

Cable weight 1.78 lb/ft | 0.246 kg/m

Regulatory Compliance/Certifications

Agency Classification
ISO 9001:2015 ISO 9001:2015Designed, manufactured and/or distributed under this quality management system
ROHS ROHSCompliant
REACH-SVHC REACH-SVHCCompliant as per SVHC revision on www.commscope.com/ProductCompliance

Attenuation

Frequency Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
1.0 MHz 0.041 0.013 475.58
1.5 MHz 0.051 0.015 387.14
2.0 MHz 0.059 0.018 334.42
10.0 MHz 0.135 0.041 146.13
20.0 MHz 0.194 0.059 101.59
30.0 MHz 0.240 0.073 81.89
50.0 MHz 0.316 0.096 62.17
85.0 MHz 0.424 0.129 46.44
88.0 MHz 0.432 0.132 45.55
100.0 MHz 0.464 0.141 42.41
108.0 MHz 0.484 0.148 40.62
150.0 MHz 0.584 0.178 33.72
174.0 MHz 0.635 0.194 30.97
200.0 MHz 0.689 0.210 28.57
204.0 MHz 0.697 0.212 28.24
300.0 MHz 0.874 0.266 22.51
400.0 MHz 1.039 0.317 18.93
450.0 MHz 1.117 0.340 17.62
460.0 MHz 1.132 0.345 17.38
500.0 MHz 1.191 0.363 16.52
512.0 MHz 1.209 0.368 16.28
600.0 MHz 1.334 0.407 14.75
700.0 MHz 1.470 0.448 13.38
800.0 MHz 1.600 0.488 12.29
824.0 MHz 1.631 0.497 12.06
894.0 MHz 1.719 0.524 11.45
960.0 MHz 1.800 0.549 10.93
1000.0 MHz 1.848 0.563 10.65
1218.0 MHz 2.103 0.641 9.35
1250.0 MHz 2.140 0.652 9.20
1500.0 MHz 2.417 0.737 8.14

Product Classification

Product Type Air coaxial cable
Product Brand HELIAX®
Product Series HJ8-50B

General Specifications

Flexibility Standard
Jacket Color Black

Dimensions

Diameter Over Jacket 3.01 in | 76.454 mm
Inner Conductor OD 1.14 in | 28.956 mm
Outer Conductor OD 2.85 in | 72.39 mm
Nominal Size 3 in
Cable Volume 36.7 ft³/kft | 3404.942 L/km

Electrical Specifications

Attenuation, Ambient Temperature 68 °F | 20 °C
Cable Impedance 50 ohm ±0.5 ohm
Capacitance 21.7 pF/ft | 71.194 pF/m
dc Resistance, Inner Conductor 0.15 ohms/kft | 0.492 ohms/km
dc Resistance, Outer Conductor 0.07 ohms/kft | 0.23 ohms/km
dc Test Voltage 16000 V
Inductance 0.57 µH/ft | 1.87 µH/m
Insulation Resistance 100000 MOhms-km
Jacket Spark Test Voltage (rms) 10000 V
Operating Frequency Band 1 – 1640 MHz
Peak Power 640 kW
Power Attenuation 5.997300148010254
Velocity 93 %

Material Specifications

Dielectric Material PP
Jacket Material PE
Inner Conductor Material Copper tube
Outer Conductor Material Corrugated copper

Mechanical Specifications

Minimum Bend Radius, multiple Bends 30 in | 762 mm
Number of Bends, minimum 15
Number of Bends, typical 25
Tensile Strength 340 kg | 749.571 lb
Bending Moment 30 ft lb | 40.675 N-m
Flat Plate Crush Strength 175 lb/in | 3.125 kg/mm
Pressurization, maximum 30 psi | 0.207 N/mm²

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)
Average Power, Ambient Temperature 104 °F | 40 °C
Average Power, Inner Conductor Temperature 250 °F | 121.111 °C

Packaging and Weights

Cable weight 1.78 lb/ft | 0.246 kg/m

Regulatory Compliance/Certifications

Agency Classification
ISO 9001:2015 ISO 9001:2015Designed, manufactured and/or distributed under this quality management system
ROHS ROHSCompliant
REACH-SVHC REACH-SVHCCompliant as per SVHC revision on www.commscope.com/ProductCompliance
Documentation & Downloads

Environment Health and Safety

Product Specification

Warranty

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