LDF2-50
LDF2-50, HELIAX® Low Density Foam Coaxial Cable, corrugated copper,
3/8 in, black PE jacket
Product Classification
Product Type Coaxial wireless cable
Product Brand HELIAX® | SureFlex®
Product Series LDF2-50
General Specifications
Flexibility Standard
Jacket Color Black
Performance Note Attenuation values typical, guaranteed within 5%
Dimensions
Diameter Over Dielectric 8.636 mm | 0.34 in
Diameter Over Jacket 11.176 mm | 0.44 in
Inner Conductor OD 3.124 mm | 0.123 in
Outer Conductor OD 9.652 mm | 0.38 in
Nominal Size 3/8 in
Electrical Specifications
Cable Impedance 50 ohm ±1 ohm
Capacitance 75.5 pF/m | 23.012 pF/ft
dc Resistance, Inner Conductor 3.478 ohms/km | 1.06 ohms/kft
dc Resistance, Outer Conductor 2.854 ohms/km | 0.87 ohms/kft
dc Test Voltage 2500 V
Inductance 0.19 µH/m | 0.058 µH/ft
Insulation Resistance 100000 MOhms-km
Jacket Spark Test Voltage (rms) 5000 V
Operating Frequency Band 1 – 13000 MHz
Peak Power 15.6 kW
Velocity 85 %
Page 1 of 4
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affiliates in the U.S. and other countries. For additional trademark information see https://www.commscope.com/trademarks. All product names,
trademarks and registered trademarks are property of their respective owners. Revised: October 25, 2023
LDF2-50
Attenuation
Frequency (MHz) Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
1.0 0.332 0.101 15.6
1.5 0.407 0.124 15.6
2.0 0.471 0.143 15.6
10.0 1.059 0.323 7.28
20.0 1.503 0.458 5.13
30.0 1.847 0.563 4.17
50.0 2.397 0.73 3.22
85.0 3.146 0.959 2.45
88.0 3.203 0.976 2.41
100.0 3.421 1.043 2.25
108.0 3.559 1.085 2.17
150.0 4.219 1.286 1.83
174.0 4.558 1.389 1.69
200.0 4.901 1.494 1.57
204.0 4.952 1.509 1.56
300.0 6.062 1.847 1.27
400.0 7.057 2.151 1.09
450.0 7.513 2.29 1.03
460.0 7.601 2.317 1.01
500.0 7.947 2.422 0.97
512.0 8.048 2.453 0.96
600.0 8.761 2.67 0.88
700.0 9.519 2.901 0.81
800.0 10.232 3.119 0.75
824.0 10.398 3.169 0.74
894.0 10.869 3.313 0.71
960.0 11.299 3.444 0.68
1000.0 11.554 3.521 0.67
1218.0 12.874 3.924 0.6
1250.0 13.059 3.98 0.59
1500.0 14.446 4.403 0.53
15.49 4.721 0.5 Page 2 of 4
©2023 CommScope, Inc. All rights reserved. CommScope and the CommScope logo are registered trademarks of CommScope and/or its
affiliates in the U.S. and other countries. For additional trademark information see https://www.commscope.com/trademarks. All product names,
trademarks and registered trademarks are property of their respective owners. Revised: October 25, 2023
LDF2-50
1700.0 15.49 4.721 0.5
1794.0 15.964 4.866 0.48
1800.0 15.994 4.875 0.48
2000.0 16.97 5.172 0.45
2100.0 17.443 5.316 0.44
2200.0 17.908 5.458 0.43
2300.0 18.365 5.597 0.42
2500.0 19.257 5.869 0.4
2700.0 20.122 6.133 0.38
3000.0 21.376 6.515 0.36
3400.0 22.978 7.003 0.34
3600.0 23.754 7.24 0.32
3700.0 24.136 7.356 0.32
3800.0 24.514 7.471 0.31
3900.0 24.888 7.586 0.31
4000.0 25.26 7.699 0.31
4100.0 25.627 7.811 0.3
4200.0 25.992 7.922 0.3
4300.0 26.354 8.032 0.29
4400.0 26.713 8.142 0.29
4500.0 27.069 8.25 0.28
4600.0 27.422 8.358 0.28
4700.0 27.773 8.465 0.28
4800.0 28.12 8.571 0.27
4900.0 28.466 8.676 0.27
5000.0 28.809 8.781 0.27
6000.0 32.121 9.79 0.24
8000.0 38.244 11.656 0.2
8800.0 40.551 12.359 0.19
10000.0 43.894 13.378 0.18
12000.0 49.209 14.998 0.16
Material Specifications
Dielectric Material Foam PE
Jacket Material PE
Copper-clad aluminum wire Page 3 of 4
©2023 CommScope, Inc. All rights reserved. CommScope and the CommScope logo are registered trademarks of CommScope and/or its
affiliates in the U.S. and other countries. For additional trademark information see https://www.commscope.com/trademarks. All product names,
trademarks and registered trademarks are property of their respective owners. Revised: October 25, 2023
LDF2-50
Inner Conductor Material Copper-clad aluminum wire
Outer Conductor Material Corrugated copper
Mechanical Specifications
Minimum Bend Radius, multiple Bends 95.25 mm | 3.75 in
Minimum Bend Radius, single Bend 40.64 mm | 1.6 in
Number of Bends, minimum 15
Number of Bends, typical 50
Tensile Strength 113 kg | 249.122 lb
Bending Moment 1.9 N-m | 16.816 in lb
Flat Plate Crush Strength 2 kg/mm | 111.995 lb/in
Environmental Specifications
Installation temperature -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature -55 °C to +85 °C (-67 °F to +185 °F)
Storage Temperature -70 °C to +85 °C (-94 °F to +185 °F)
Attenuation, Ambient Temperature 68 °F | 20 °C
Average Power, Ambient Temperature 104 °F | 40 °C
Average Power, Inner Conductor Temperature 212 °F | 100 °C
Packaging and Weights
Cable weight 0.12 kg/m | 0.081 lb/ft
Regulatory Compliance/Certifications
Agency Classification
CHINA-ROHS Below maximum concentration value
ISO 9001:2015 Designed, manufactured and/or distributed under this quality management system
REACH-SVHC Compliant as per SVHC revision on www.commscope.com/ProductCompliance
ROHS Compliant
UK-ROHS Compliant
Page 4 of 4
©2023 CommScope, Inc. All rights reserved. CommScope and the CommScope logo are registered trademarks of CommScope and/or its
affiliates in the U.S. and other countries. For additional trademark information see https://www.commscope.com/trademarks. All product names,
trademarks and registered trademarks are property of their respective owners. Revised: October 25, 2023
