Except dielectric of LMR-100A is made with solid polyethylene, other LMR Cable's dielectric are made with Foamed polyethylene. This cable is usually applied as feeder cable of antenna for mobile or radio communication, jumper cable of base station and military data cable etc.
Specification
Specifications - Structure (mm)
Structure | LMR-100A | LMR-195 | LMR-200 | LMR-240 | LMR-300 | LMR-400 |
---|---|---|---|---|---|---|
Inner Conductor | 0.46 | 0.94 | 1.12 | 1.42 | 1.78 | 2.74 |
Dielectric | 1.52 | 2.80 | 2.95 | 3.81 | 4.83 | 7.24 |
Outer Conductor | 2.11 | 3.53 | 3.66 | 4.52 | 5.72 | 8.13 |
Jacket | 2.79 | 4.95 | 4.95 | 6.10 | 7.62 | 10.29 |
Specifications - Electrical Characteristics
Item | LMR-100A | LMR-195 | LMR-200 | LMR-240 | LMR-300 | LMR-400 | |
---|---|---|---|---|---|---|---|
DC Resistance (ohm/km) | Inner Conductor | 26.6 | 24.94 | 17.59 | 10.05 | 6.96 | 3.07 |
Outer Conductor | 31.2 | 16.08 | 16.08 | 12.76 | 7.25 | 5.41 | |
Insulation Resistance MΩ·km | 5000 | ||||||
Dielectric Strength (kv) | 1.6 | ||||||
Velocity of Propagation | 0.66 | 0.80 | 0.83 | 0.85 | 0.86 | 0.87 | |
Impedance (ohm) | 50±2 | ||||||
VSWR | ≤1.2 | ||||||
Withstand Voltage (V DC) | 500 | 1000 | 1000 | 1500 | 2000 | 2500 | |
Capacitance (pF/m) | 101.1 | 79.7 | 80.4 | 79.4 | 79.1 | 78.4 |
Specifications - Attenuation (dB/100m)
Frequency (MHz) | LMR-100A | LMR-195 | LMR-200 | LMR-240 | LMR-300 | LMR-400 |
---|---|---|---|---|---|---|
30 | 12.9 | 6.5 | 5.8 | 4.4 | 3.5 | 2.2 |
50 | 16.7 | 8.4 | 7.5 | 5.7 | 4.5 | 2.9 |
100 | 23.8 | 12.0 | 10.8 | 8.2 | 6.5 | 4.3 |
150 | 29.4 | 14.6 | 13.1 | 9.9 | 7.9 | 5.0 |
220 | 35.8 | 17.7 | 15.9 | 12.0 | 9.6 | 6.1 |
350 | 45.0 | 21.6 | 18.8 | 16.2 | 12.2 | 8.0 |
400 | 48.6 | 23.5 | 21.1 | 17.2 | 13.0 | 8.6 |
450 | 51.9 | 25.5 | 22.8 | 17.3 | 13.8 | 8.9 |
500 | 53.9 | 26.2 | 23.4 | 18.7 | 14.4 | 9.5 |
600 | 59.1 | 28.8 | 25.8 | 20.3 | 15.7 | 10.3 |
800 | 69.5 | 33.9 | 30.3 | 23.4 | 18.5 | 12.0 |
900 | 74.9 | 36.5 | 32.6 | 24.8 | 19.9 | 12.8 |
1000 | 78.9 | 38.2 | 33.8 | 25.9 | 21.3 | 13.9 |
1200 | 87.1 | 41.5 | 36.6 | 28.1 | 24.0 | 15.8 |
1500 | 98.7 | 47.7 | 42.4 | 32.4 | 26.0 | 16.8 |
1800 | 109.0 | 52.5 | 46.6 | 35.6 | 28.7 | 18.6 |
2000 | 115.5 | 55.4 | 49.3 | 37.7 | 30.3 | 19.6 |
2100 | 118.8 | 56.9 | 50.6 | 38.8 | 31.4 | 20.3 |
2500 | 130.6 | 62.4 | 55.4 | 42.4 | 34.2 | 22.2 |
2800 | 139.1 | 66.5 | 59.0 | 45.3 | 36.7 | 24.1 |
3000 | 143.8 | 68.9 | 61.3 | 47.1 | 38.2 | 25.0 |