Coaxial Cables | ||||||||||||
M17/111-RG303 (RG303/U)
Construction
Inner conductor |
Silver plated copper clad steel |
Φ0.94 mm |
Dielectric |
PTFE |
Φ2.95 mm |
Outer conductor (shield) |
Silver plated copper |
112 x 0.13 mm |
Shield coverage |
|
95% |
Sheath |
FEP |
Φ4.32 mm |
Electrical & Mechanical Characteristics
Impedance |
50±3 Ohm |
Nominal capacitance |
94 pF/m |
Velocity of propagation |
70% |
Insulation resistance |
>2000 Mohm.Km |
Inner conductor resistance |
63.5 Ohm/Km |
Outer conductor resistance |
7.5 Ohm/Km |
Test/Operatig Voltage(max) |
5.0 KV/1.9 KV |
Operating temperature range |
-55 °C - +200 °C |
Copper Weight |
- KG/Km |
Cable weight (approx.) |
45 Kg/Km |
Screening effectiveness |
60 dB |
Attenuation
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
50 |
8.9 |
2.71 |
100 |
12.8 |
3.9 |
200 |
18.4 |
5.61 |
400 |
25.8 |
7.87 |
700 |
36.1 |
11.01 |
900 |
41 |
12.5 |
1000 |
44.3 |
13.51 |
1500 |
52.3 |
15.95 |
2000 |
61.4 |
18.72 |
3000 |
82 |
25 |
Return Loss
30-300 MHz |
>31dB |
300-600 MHz |
>26dB |
600-900 MHz |
>23dB |