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LDF4RKP-50A-136 | 520092502/00

LDF4-50A, HELIAX® Low Density Foam Coaxial Cable, corrugated copper, 1/2 in, black non-halogenated, tested for RL in the DOD, CBRS, LAA, and C-bands. Riser rated CPR B2ca-s1a-d1, a1 please reference the website for updated classification.

Specifications

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Specifications

Product Classification

Product Type	Coaxial wireless cable
Product Brand	HELIAX® \| SureFlex®
Product Series	LDF4-50A
Ordering Note	CommScope® standard product in Asia Pacific \| CommScope® standard product in Europe, the Middle East, and Africa

General Specifications

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

Dimensions

Diameter Over Dielectric	12.954 mm \| 0.51 in
Diameter Over Jacket	16.002 mm \| 0.63 in
Inner Conductor OD	4.826 mm \| 0.19 in
Outer Conductor OD	13.97 mm \| 0.55 in
Nominal Size	1/2 in

Electrical Specifications

Cable Impedance	50 ohm ±1 ohm
Capacitance	75.8 pF/m \| 23.104 pF/ft
dc Resistance, Inner Conductor	1.48 ohms/km \| 0.451 ohms/kft
dc Resistance, Outer Conductor	2.69 ohms/km \| 0.82 ohms/kft
dc Test Voltage	4000 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 – 8800 MHz
Peak Power	40 kW
Velocity	88 %

Attenuation

Enter a specific frequency to view its attenuation:
	MHz

Attenuation

Frequency	Attenuation (dB/100 m)	Attenuation (dB/100 ft)	Average Power (kW)
1.0 MHz	0.211	0.064	36.11
1.5 MHz	0.259	0.079	29.46
2.0 MHz	0.299	0.091	25.50
10.0 MHz	0.672	0.205	11.35
20.0 MHz	0.954	0.291	7.99
30.0 MHz	1.172	0.357	6.51
50.0 MHz	1.521	0.463	5.02
85.0 MHz	1.995	0.608	3.82
88.0 MHz	2.031	0.619	3.76
100.0 MHz	2.169	0.661	3.52
108.0 MHz	2.256	0.688	3.38
150.0 MHz	2.673	0.815	2.85
174.0 MHz	2.887	0.880	2.64
200.0 MHz	3.103	0.946	2.46
204.0 MHz	3.135	0.956	2.43
300.0 MHz	3.835	1.169	1.99
400.0 MHz	4.462	1.360	1.71
450.0 MHz	4.749	1.447	1.61
460.0 MHz	4.804	1.464	1.59
500.0 MHz	5.021	1.530	1.52
512.0 MHz	5.085	1.550	1.50
600.0 MHz	5.533	1.686	1.38
700.0 MHz	6.009	1.831	1.27
800.0 MHz	6.456	1.968	1.18
824.0 MHz	6.560	1.999	1.16
894.0 MHz	6.855	2.089	1.11
960.0 MHz	7.124	2.171	1.07
1000.0 MHz	7.284	2.220	1.05
1218.0 MHz	8.110	2.472	0.94
1250.0 MHz	8.226	2.507	0.93
1500.0 MHz	9.093	2.771	0.84
1700.0 MHz	9.744	2.970	0.78
1794.0 MHz	10.039	3.060	0.76
1800.0 MHz	10.058	3.066	0.76
2000.0 MHz	10.666	3.251	0.72
2100.0 MHz	10.961	3.341	0.70
2200.0 MHz	11.251	3.429	0.68
2300.0 MHz	11.535	3.516	0.66
2500.0 MHz	12.090	3.685	0.63
2700.0 MHz	12.627	3.849	0.60
3000.0 MHz	13.407	4.086	0.57
3400.0 MHz	14.401	4.389	0.53
3600.0 MHz	14.882	4.536	0.51
3700.0 MHz	15.118	4.608	0.50
3800.0 MHz	15.353	4.679	0.50
3900.0 MHz	15.585	4.750	0.49
4000.0 MHz	15.815	4.820	0.48
4100.0 MHz	16.042	4.889	0.48
4200.0 MHz	16.268	4.958	0.47
4300.0 MHz	16.492	5.027	0.46
4400.0 MHz	16.714	5.094	0.46
4500.0 MHz	16.934	5.161	0.45
4600.0 MHz	17.153	5.228	0.44
4700.0 MHz	17.370	5.294	0.44
4800.0 MHz	17.585	5.360	0.43
4900.0 MHz	17.798	5.425	0.43
5000.0 MHz	18.010	5.489	0.42
6000.0 MHz	20.055	6.113	0.38
8000.0 MHz	23.826	7.262	0.32
8800.0 MHz	25.244	7.694	0.30

Return Loss/VSWR

Frequency Band	VSWR	Return Loss (dB)
450–698 MHz	1.288	18.00
617–698 MHz	1.288	18.00
680–800 MHz	1.130	24.30
698–960 MHz	1.130	24.30
800–960 MHz	1.130	24.30
1700–2000 MHz	1.130	24.30
2000–2200 MHz	1.130	24.30
2300–2700 MHz	1.130	24.30
2300–2500 MHz	1.150	23.30
3450–4200 MHz	1.253	18.99
4200–4800 MHz	1.377	15.99
5150–5925 MHz (502)	1.377	15.99

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	127 mm \| 5 in
Minimum Bend Radius, Single Bend	50.8 mm \| 2 in
Number of Bends, minimum	15
Number of Bends, typical	50
Tensile Strength	113 kg \| 249.122 lb
Bending Moment	3.8 N-m \| 33.633 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	-40 °C to +60 °C (-40 °F to +140 °F)
Storage Temperature	-40 °C to +60 °C (-40 °F to +140 °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
EN50575 CPR Cable EuroClass Fire Performance	B2ca
EN50575 CPR Cable EuroClass Smoke Rating	s1a
EN50575 CPR Cable EuroClass Droplets Rating	d1
EN50575 CPR Cable EuroClass Acidity Rating	a1
Fire Retardancy Test Method	IEC 60332-1-2 \| NFPA 130-2010 \| UL 1666/CATVR/CMR
Smoke Index Test Method	IEC 61034
Toxicity Index Test Method	IEC 60754-1 \| IEC 60754-2

Packaging and Weights

Cable weight

0.25 kg/m | 0.168 lb/ft

Product Classification

Product Type	Coaxial wireless cable
Product Brand	HELIAX® \| SureFlex®
Product Series	LDF4-50A
Ordering Note	CommScope® standard product in Asia Pacific \| CommScope® standard product in Europe, the Middle East, and Africa

General Specifications

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

Dimensions

Diameter Over Dielectric	12.954 mm \| 0.51 in
Diameter Over Jacket	16.002 mm \| 0.63 in
Inner Conductor OD	4.826 mm \| 0.19 in
Outer Conductor OD	13.97 mm \| 0.55 in
Nominal Size	1/2 in

Electrical Specifications

Cable Impedance	50 ohm ±1 ohm
Capacitance	75.8 pF/m \| 23.104 pF/ft
dc Resistance, Inner Conductor	1.48 ohms/km \| 0.451 ohms/kft
dc Resistance, Outer Conductor	2.69 ohms/km \| 0.82 ohms/kft
dc Test Voltage	4000 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 – 8800 MHz
Peak Power	40 kW
Velocity	88 %

Attenuation

Enter a specific frequency to view its attenuation:
	MHz

Attenuation

Frequency	Attenuation (dB/100 m)	Attenuation (dB/100 ft)	Average Power (kW)
1.0 MHz	0.211	0.064	36.11
1.5 MHz	0.259	0.079	29.46
2.0 MHz	0.299	0.091	25.50
10.0 MHz	0.672	0.205	11.35
20.0 MHz	0.954	0.291	7.99
30.0 MHz	1.172	0.357	6.51
50.0 MHz	1.521	0.463	5.02
85.0 MHz	1.995	0.608	3.82
88.0 MHz	2.031	0.619	3.76
100.0 MHz	2.169	0.661	3.52
108.0 MHz	2.256	0.688	3.38
150.0 MHz	2.673	0.815	2.85
174.0 MHz	2.887	0.880	2.64
200.0 MHz	3.103	0.946	2.46
204.0 MHz	3.135	0.956	2.43
300.0 MHz	3.835	1.169	1.99
400.0 MHz	4.462	1.360	1.71
450.0 MHz	4.749	1.447	1.61
460.0 MHz	4.804	1.464	1.59
500.0 MHz	5.021	1.530	1.52
512.0 MHz	5.085	1.550	1.50
600.0 MHz	5.533	1.686	1.38
700.0 MHz	6.009	1.831	1.27
800.0 MHz	6.456	1.968	1.18
824.0 MHz	6.560	1.999	1.16
894.0 MHz	6.855	2.089	1.11
960.0 MHz	7.124	2.171	1.07
1000.0 MHz	7.284	2.220	1.05
1218.0 MHz	8.110	2.472	0.94
1250.0 MHz	8.226	2.507	0.93
1500.0 MHz	9.093	2.771	0.84
1700.0 MHz	9.744	2.970	0.78
1794.0 MHz	10.039	3.060	0.76
1800.0 MHz	10.058	3.066	0.76
2000.0 MHz	10.666	3.251	0.72
2100.0 MHz	10.961	3.341	0.70
2200.0 MHz	11.251	3.429	0.68
2300.0 MHz	11.535	3.516	0.66
2500.0 MHz	12.090	3.685	0.63
2700.0 MHz	12.627	3.849	0.60
3000.0 MHz	13.407	4.086	0.57
3400.0 MHz	14.401	4.389	0.53
3600.0 MHz	14.882	4.536	0.51
3700.0 MHz	15.118	4.608	0.50
3800.0 MHz	15.353	4.679	0.50
3900.0 MHz	15.585	4.750	0.49
4000.0 MHz	15.815	4.820	0.48
4100.0 MHz	16.042	4.889	0.48
4200.0 MHz	16.268	4.958	0.47
4300.0 MHz	16.492	5.027	0.46
4400.0 MHz	16.714	5.094	0.46
4500.0 MHz	16.934	5.161	0.45
4600.0 MHz	17.153	5.228	0.44
4700.0 MHz	17.370	5.294	0.44
4800.0 MHz	17.585	5.360	0.43
4900.0 MHz	17.798	5.425	0.43
5000.0 MHz	18.010	5.489	0.42
6000.0 MHz	20.055	6.113	0.38
8000.0 MHz	23.826	7.262	0.32
8800.0 MHz	25.244	7.694	0.30

Return Loss/VSWR

Frequency Band	VSWR	Return Loss (dB)
450–698 MHz	1.288	18.00
617–698 MHz	1.288	18.00
680–800 MHz	1.130	24.30
698–960 MHz	1.130	24.30
800–960 MHz	1.130	24.30
1700–2000 MHz	1.130	24.30
2000–2200 MHz	1.130	24.30
2300–2700 MHz	1.130	24.30
2300–2500 MHz	1.150	23.30
3450–4200 MHz	1.253	18.99
4200–4800 MHz	1.377	15.99
5150–5925 MHz (502)	1.377	15.99

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	127 mm \| 5 in
Minimum Bend Radius, Single Bend	50.8 mm \| 2 in
Number of Bends, minimum	15
Number of Bends, typical	50
Tensile Strength	113 kg \| 249.122 lb
Bending Moment	3.8 N-m \| 33.633 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	-40 °C to +60 °C (-40 °F to +140 °F)
Storage Temperature	-40 °C to +60 °C (-40 °F to +140 °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
EN50575 CPR Cable EuroClass Fire Performance	B2ca
EN50575 CPR Cable EuroClass Smoke Rating	s1a
EN50575 CPR Cable EuroClass Droplets Rating	d1
EN50575 CPR Cable EuroClass Acidity Rating	a1
Fire Retardancy Test Method	IEC 60332-1-2 \| NFPA 130-2010 \| UL 1666/CATVR/CMR
Smoke Index Test Method	IEC 61034
Toxicity Index Test Method	IEC 60754-1 \| IEC 60754-2