Fcom Technology A Unit of Frontier Trading Company  
  Heliax Cables
LMR Series Cables
 
   
Connecting People, Through Technology


Ground Plane Antennas
 
LMR 600  
line
LMR 600
line
 
Frequency
MHz
Attenuation
dB /100 ft
Attenuation
dB/100 m
Average Power, kW  
         
30 MHz 0.42 1.4 5.5
50 MHz 0.55 1.8 4.2
150 MHz 1.0 3.2 2.4
220 MHz 1.2 3.9 2.0
450 MHz 1.7 5.6 1.35
900 MHz 2.5 8.2 0.93
1500 MHz 3.3 10.9 0.70
1800 MHz 3.7 12.1 0.63
2000 MHz 3.9 12.8 0.59
2500 MHz 4.4 14.5 0.52
5800 MHz 7.3 23.8 0.32
       
 

 
Mechanical Specifications
 
Minimum Bend Radius 1.5 in 38.1 mm
Bending Moment 2.75 ft-lb 37.73 N-m
Weight 0.131 lb/ft 0.20 kG/m
Tensile Strength 350 lb 159.9kG
Flat Plate Crush 60 lb/in 1.07 kG/mm
 
Construction Specifications
Part Designation Material Inches mm
       
Inner Conductor Solid BCCAI 0.176 4.47
Dielectric Foam Polythylene 0.455 11.56
Outer Conductor Aluminum Tape 0.461 11.71
Overall Braid Tinned Copper 0.490 12.45
Standard Jacket Black Polyethylene 0.590 14.99
 
Electrical Specifications
 
Cutoff Frequencey 10.3 GHz
Velocity of Propagation 87%
Voltage Withstand 4000VDC
Peak Power 40 kW
DC Resistance  
Inner Conductor,ohms 0.53/1000' 1.74/km
Outer Conductor,ohms 1.2/1000' 3.94/km
Jacket Spark 8000VRMS
Impedance 50ohms
Capacitance 23.4pF/ft 76.8pF/m
Inductance 0.058uH/ft 0.19uH/m
Shielding Effectiveness >90dB  
Phase Stability <10ppm/C  
* Consult factory for applications over 6GHz
 
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Standard conditions: For attenuation. VSWR 1.0, ambient temperature 20’C (68’F) For Average power. VSWR 1.0 ambient temperature 40’C (104’F) Inner conductor temperature 100’C(212’F), no solar loading
     
Cables : RF Coaxial & Microwaves Cables : Heliax Cable : LDF 1-50 Cable: LDF 2-50 Cable : LDF 4-50 Cable:
LDF 4-5.50 Cable: LDF 5-50A Cable: VXL 5-50A Cable : FSJ Series Cables: FSJ 1-50A Cable: FSJ 2-50A Cable: FSJ 4-50B Cable:
LMR Series Cables LMR - 100A Cable: LMR - 195 Cable: LMR 200 Cable: LMR 240 Cable:
LMR 240-75 Cable : LMR 400A Cable: LMR 400-75 Cable: LMR 500 Cable: LMR 600 Cable: LMR 900 Cable: LMR 1200 Cable:
LMR 1700 Cable
     


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