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35422-57

Heat treated LDF1RK-50, HELIAX® Low Density Foam Coaxial Cable, corrugated copper, 1/4 in, black non-halogenated fire retardant jacket

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Product classification

Product Type Coaxial wireless cable
Product Brand HELIAX®
Product Series LDF1-50

General specifications

Flexibility Standard
Jacket Color Black
Performance Note Attenuation values typical, guaranteed within 5%

Dimensions

Diameter Over Dielectric 6.858 mm | 0.27 in
Diameter Over Jacket 9.017 mm | 0.355 in
Inner Conductor OD 2.54 mm | 0.1 in
Outer Conductor OD 7.874 mm | 0.31 in
Nominal Size 1/4 in

Electrical specifications

Cable Impedance 50 ohm ±1 ohm
Capacitance 77 pF/m | 23.47 pF/ft
dc Resistance, Inner Conductor 5.151 ohms/km | 1.57 ohms/kft
dc Resistance, Outer Conductor 4.003 ohms/km | 1.22 ohms/kft
dc Test Voltage 2200 V
Inductance 0.059 µH/m | 0.018 µH/ft
Insulation Resistance 100000 MOhms-km
Jacket Spark Test Voltage (rms) 5000 V
Operating Frequency Band 1 – 15800 MHz
Peak Power 12.1 kW
Velocity 86 %

Attenuation

Attenuation

Frequency Attenuation (db/100 m) Attenuation (db/100 ft) Average power (kw)
1.0 MHz 0.394 0.120 12.10
1.5 MHz 0.483 0.147 12.10
2.0 MHz 0.558 0.170 12.10
10.0 MHz 1.254 0.382 5.83
20.0 MHz 1.781 0.543 4.11
30.0 MHz 2.188 0.667 3.34
50.0 MHz 2.838 0.865 2.58
85.0 MHz 3.724 1.135 1.96
88.0 MHz 3.791 1.156 1.93
100.0 MHz 4.049 1.234 1.81
108.0 MHz 4.213 1.284 1.74
150.0 MHz 4.993 1.522 1.47
174.0 MHz 5.392 1.644 1.36
200.0 MHz 5.798 1.767 1.26
204.0 MHz 5.858 1.785 1.25
300.0 MHz 7.168 2.185 1.02
400.0 MHz 8.342 2.543 0.88
450.0 MHz 8.880 2.706 0.82
460.0 MHz 8.984 2.738 0.81
500.0 MHz 9.391 2.862 0.78
512.0 MHz 9.511 2.899 0.77
600.0 MHz 10.351 3.155 0.71
700.0 MHz 11.244 3.427 0.65
800.0 MHz 12.084 3.683 0.61
824.0 MHz 12.278 3.742 0.60
894.0 MHz 12.833 3.911 0.57
960.0 MHz 13.339 4.066 0.55
1000.0 MHz 13.639 4.157 0.54
1218.0 MHz 15.192 4.630 0.48
1250.0 MHz 15.410 4.697 0.47
1500.0 MHz 17.040 5.194 0.43
1700.0 MHz 18.266 5.567 0.40
1794.0 MHz 18.823 5.737 0.39
1800.0 MHz 18.858 5.748 0.39
2000.0 MHz 20.003 6.097 0.37
2100.0 MHz 20.559 6.266 0.36
2200.0 MHz 21.104 6.432 0.35
2300.0 MHz 21.640 6.596 0.34
2500.0 MHz 22.686 6.914 0.32
2700.0 MHz 23.701 7.224 0.31
3000.0 MHz 25.171 7.672 0.29
3400.0 MHz 27.048 8.244 0.27
3600.0 MHz 27.956 8.521 0.26
3700.0 MHz 28.403 8.657 0.26
3800.0 MHz 28.846 8.792 0.25
3900.0 MHz 29.284 8.925 0.25
4000.0 MHz 29.719 9.058 0.25
4100.0 MHz 30.149 9.189 0.24
4200.0 MHz 30.576 9.319 0.24
4300.0 MHz 30.999 9.448 0.24
4400.0 MHz 31.419 9.576 0.23
4500.0 MHz 31.835 9.703 0.23
4600.0 MHz 32.249 9.829 0.23
4700.0 MHz 32.659 9.954 0.22
4800.0 MHz 33.066 10.078 0.22
4900.0 MHz 33.470 10.201 0.22
5000.0 MHz 33.871 10.323 0.22
6000.0 MHz 37.742 11.503 0.19
8000.0 MHz 44.888 13.681 0.16
8800.0 MHz 47.579 14.501 0.15
10000.0 MHz 51.475 15.689 0.14
12000.0 MHz 57.664 17.575 0.13
14000.0 MHz 63.552 19.370 0.12
15800.0 MHz 68.646 20.922 0.11

Return loss/vswr

Frequency band Vswr Return loss (db)
680–960 MHz 1.201 20.79
1700–2200 MHz 1.201 20.79
2200–2700 MHz 1.433 14.99

Material specifications

Dielectric Material Foam PE
Jacket Material Non-halogenated, fire retardant polyolefin
Inner Conductor Material Copper-clad aluminum wire
Outer Conductor Material Corrugated copper

Mechanical specifications

Minimum Bend Radius, multiple Bends 76.2 mm | 3 in
Minimum Bend Radius, Single Bend 38.1 mm | 1.5 in
Number of Bends, minimum 15
Number of Bends, typical 30
Tensile Strength 91 kg | 200.62 lb
Bending Moment 1.4 N-m | 12.391 in lb
Flat Plate Crush Strength 1.4 kg/mm | 78.396 lb/in

Environmental specifications

Installation temperature -40 °C to +70 °C (-40 °F to +158 °F)
Operating Temperature -40 °C to +70 °C (-40 °F to +158 °F)
Storage Temperature -40 °C to +70 °C (-40 °F to +158 °F)
Attenuation, Ambient Temperature 20 °C | 68 °F
Average Power, Ambient Temperature 40 °C | 104 °F
Average Power, Inner Conductor Temperature 100 °C | 212 °F
Fire Retardancy Test Method NFPA 130-2010 | UL 1666/CATVR
Smoke Index Test Method IEC 61034
Toxicity Index Test Method IEC 60754-1 | IEC 60754-2

Packaging and weights

Cable weight 0.09 kg/m | 0.060 lb/ft

Regulatory compliance/certifications

Agency Classification
ISO 9001:2015 Designed, manufactured and/or distributed under this quality management system

Product classification

Product Type Coaxial wireless cable
Product Brand HELIAX®
Product Series LDF1-50

General specifications

Flexibility Standard
Jacket Color Black
Performance Note Attenuation values typical, guaranteed within 5%

Dimensions

Diameter Over Dielectric 6.858 mm | 0.27 in
Diameter Over Jacket 9.017 mm | 0.355 in
Inner Conductor OD 2.54 mm | 0.1 in
Outer Conductor OD 7.874 mm | 0.31 in
Nominal Size 1/4 in

Electrical specifications

Cable Impedance 50 ohm ±1 ohm
Capacitance 77 pF/m | 23.47 pF/ft
dc Resistance, Inner Conductor 5.151 ohms/km | 1.57 ohms/kft
dc Resistance, Outer Conductor 4.003 ohms/km | 1.22 ohms/kft
dc Test Voltage 2200 V
Inductance 0.059 µH/m | 0.018 µH/ft
Insulation Resistance 100000 MOhms-km
Jacket Spark Test Voltage (rms) 5000 V
Operating Frequency Band 1 – 15800 MHz
Peak Power 12.1 kW
Velocity 86 %

Attenuation

Attenuation

Frequency Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
1.0 MHz 0.394 0.120 12.10
1.5 MHz 0.483 0.147 12.10
2.0 MHz 0.558 0.170 12.10
10.0 MHz 1.254 0.382 5.83
20.0 MHz 1.781 0.543 4.11
30.0 MHz 2.188 0.667 3.34
50.0 MHz 2.838 0.865 2.58
85.0 MHz 3.724 1.135 1.96
88.0 MHz 3.791 1.156 1.93
100.0 MHz 4.049 1.234 1.81
108.0 MHz 4.213 1.284 1.74
150.0 MHz 4.993 1.522 1.47
174.0 MHz 5.392 1.644 1.36
200.0 MHz 5.798 1.767 1.26
204.0 MHz 5.858 1.785 1.25
300.0 MHz 7.168 2.185 1.02
400.0 MHz 8.342 2.543 0.88
450.0 MHz 8.880 2.706 0.82
460.0 MHz 8.984 2.738 0.81
500.0 MHz 9.391 2.862 0.78
512.0 MHz 9.511 2.899 0.77
600.0 MHz 10.351 3.155 0.71
700.0 MHz 11.244 3.427 0.65
800.0 MHz 12.084 3.683 0.61
824.0 MHz 12.278 3.742 0.60
894.0 MHz 12.833 3.911 0.57
960.0 MHz 13.339 4.066 0.55
1000.0 MHz 13.639 4.157 0.54
1218.0 MHz 15.192 4.630 0.48
1250.0 MHz 15.410 4.697 0.47
1500.0 MHz 17.040 5.194 0.43
1700.0 MHz 18.266 5.567 0.40
1794.0 MHz 18.823 5.737 0.39
1800.0 MHz 18.858 5.748 0.39
2000.0 MHz 20.003 6.097 0.37
2100.0 MHz 20.559 6.266 0.36
2200.0 MHz 21.104 6.432 0.35
2300.0 MHz 21.640 6.596 0.34
2500.0 MHz 22.686 6.914 0.32
2700.0 MHz 23.701 7.224 0.31
3000.0 MHz 25.171 7.672 0.29
3400.0 MHz 27.048 8.244 0.27
3600.0 MHz 27.956 8.521 0.26
3700.0 MHz 28.403 8.657 0.26
3800.0 MHz 28.846 8.792 0.25
3900.0 MHz 29.284 8.925 0.25
4000.0 MHz 29.719 9.058 0.25
4100.0 MHz 30.149 9.189 0.24
4200.0 MHz 30.576 9.319 0.24
4300.0 MHz 30.999 9.448 0.24
4400.0 MHz 31.419 9.576 0.23
4500.0 MHz 31.835 9.703 0.23
4600.0 MHz 32.249 9.829 0.23
4700.0 MHz 32.659 9.954 0.22
4800.0 MHz 33.066 10.078 0.22
4900.0 MHz 33.470 10.201 0.22
5000.0 MHz 33.871 10.323 0.22
6000.0 MHz 37.742 11.503 0.19
8000.0 MHz 44.888 13.681 0.16
8800.0 MHz 47.579 14.501 0.15
10000.0 MHz 51.475 15.689 0.14
12000.0 MHz 57.664 17.575 0.13
14000.0 MHz 63.552 19.370 0.12
15800.0 MHz 68.646 20.922 0.11

Return loss/vswr

Frequency Band VSWR Return Loss (dB)
680–960 MHz 1.201 20.79
1700–2200 MHz 1.201 20.79
2200–2700 MHz 1.433 14.99

Material specifications

Dielectric Material Foam PE
Jacket Material Non-halogenated, fire retardant polyolefin
Inner Conductor Material Copper-clad aluminum wire
Outer Conductor Material Corrugated copper

Mechanical specifications

Minimum Bend Radius, multiple Bends 76.2 mm | 3 in
Minimum Bend Radius, Single Bend 38.1 mm | 1.5 in
Number of Bends, minimum 15
Number of Bends, typical 30
Tensile Strength 91 kg | 200.62 lb
Bending Moment 1.4 N-m | 12.391 in lb
Flat Plate Crush Strength 1.4 kg/mm | 78.396 lb/in

Environmental specifications

Installation temperature -40 °C to +70 °C (-40 °F to +158 °F)
Operating Temperature -40 °C to +70 °C (-40 °F to +158 °F)
Storage Temperature -40 °C to +70 °C (-40 °F to +158 °F)
Attenuation, Ambient Temperature 20 °C | 68 °F
Average Power, Ambient Temperature 40 °C | 104 °F
Average Power, Inner Conductor Temperature 100 °C | 212 °F
Fire Retardancy Test Method NFPA 130-2010 | UL 1666/CATVR
Smoke Index Test Method IEC 61034
Toxicity Index Test Method IEC 60754-1 | IEC 60754-2

Packaging and weights

Cable weight 0.09 kg/m | 0.060 lb/ft

Regulatory compliance/certifications

Agency Classification
ISO 9001:2015 Designed, manufactured and/or distributed under this quality management system

Product compliance documentation

Global Trade Data
Statement of Compliance RoHS/REACH

Product specification

35422-57 Product specifications

Technical publication

HELIAX® Non-halogenated Riser (NHR) Cables

Warranty

ANDREW Terms, Conditions and Warranty

Product compliance documentation

Global Trade Data
Statement of Compliance RoHS/REACH

Product specification

35422-57 Product specifications

Technical publication

HELIAX® Non-halogenated Riser (NHR) Cables

Warranty

ANDREW Terms, Conditions and Warranty