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LDF7-50A - 1-5/8" Heliax Coax Cable

LDF7-50A - 1-5/8" Heliax Coax Cable

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Quick Overview

LDF7-50A, HELIAX® Low Density Foam Coaxial Cable, corrugated copper, 1-5/8 in, black PE jacket

Details

Construction Materials  
Jacket Material   PE
Outer Conductor Material   Corrugated copper
Dielectric Material   Foam PE
Flexibility   Standard
Inner Conductor Material   Corrugated copper tube
Jacket Color   Black
   
Dimensions  
Nominal Size   1-5/8 in
Cable Weight   0.82 lb/ft   |   1.22 kg/m
Diameter Over Dielectric   44.196 mm   |   1.740 in
Diameter Over Jacket   49.784 mm   |   1.960 in
Inner Conductor OD   17.2720 mm   |   0.6800 in
Outer Conductor OD   46.482 mm   |   1.830 in
   
Electrical Specifications  
Cable Impedance   50 ohm ±1 ohm
Capacitance   23.1 pF/ft   |   75.8 pF/m
dc Resistance, Inner Conductor   0.250 ohms/kft   |   0.820 ohms/km
dc Resistance, Outer Conductor   0.160 ohms/kft   |   0.525 ohms/km
dc Test Voltage   11000 V
Inductance   0.190 µH/m   |   0.058 µH/ft
Insulation Resistance   100000 Mohms•km
Jacket Spark Test Voltage (rms)   10000 V
Operating Frequency Band   1 – 2700 MHz
Peak Power   315.0 kW
Pulse Reflection   0.5%
Velocity   88%
   
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 +60 °C (-94 °F to +140 °F)
   
General Specifications  
Brand   HELIAX®
   
Mechanical Specifications  
Bending Moment   54.2 N-m   |   40.0 ft lb
Flat Plate Crush Strength   120.0 lb/in   |   2.1 kg/mm
Minimum Bend Radius, Multiple Bends   508.00 mm   |   20.00 in
Minimum Bend Radius, Single Bend   203.20 mm   |   8.00 in
Number of Bends, minimum   15
Number of Bends, typical   50
Tensile Strength   318 kg   |   700 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   100 °C   |   212 °F

 

Return Loss/VSWR
Frequency Band VSWR Return Loss (dB)
806–960 MHz 1.13 24.30
1700–2000 MHz 1.13 24.30

 

Attenuation

Frequency (MHz) Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW)
0.5 0.044 0.014 247.25
1 0.063 0.019 174.46
1.5 0.077 0.024 142.22
2 0.089 0.027 122.99
10 0.202 0.062 54.32
20 0.289 0.088 38.05
30 0.356 0.109 30.85
50 0.465 0.142 23.63
88 0.627 0.191 17.53
100 0.671 0.205 16.38
108 0.699 0.213 15.72
150 0.834 0.254 13.17
174 0.904 0.276 12.15
200 0.976 0.297 11.26
300 1.22 0.372 9.01
400 1.433 0.437 7.67
450 1.532 0.467 7.17
500 1.627 0.496 6.76
512 1.649 0.503 6.67
600 1.806 0.55 6.09
700 1.974 0.602 5.57
800 2.134 0.65 5.15
824 2.171 0.662 5.06
894 2.278 0.694 4.83
960 2.376 0.724 4.63
1000 2.434 0.742 4.52
1250 2.781 0.848 3.95
1500 3.106 0.947 3.54
1700 3.354 1.022 3.28
1800 3.474 1.059 3.16
2000 3.709 1.131 2.96
2100 3.824 1.165 2.87
2200 3.937 1.2 2.79
2300 4.049 1.234 2.71
2500 4.267 1.301 2.58
2700 4.481 1.366 2.45
 

All HELIAX coaxial cables are jacketed for direct burial or
for corrosive environmental conditions. Standard jacketing
material is weather-resistant polyethylene suitable for use
in extreme climates.

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