75 ohm M17/77-RG 216 Coaxial Cable
Construction
Inner conductor | Tinned copper | 7 x 0.40 mm |
|
Dielectric | Low density PE | Φ7.25 ± 0.18 mm |
Outer conductor(shield 1) | Plain copper | 216 x 0.16 mm |
Shield coverage |
| 97% |
Outer conductor(shield 2) | Plain copper | 192 x 0.16 mm |
Shield coverage |
| 96% |
Outer sheath | PVC or LSZH | Φ10.8 ± 0.18 mm |
Electrical & Mechanical Characteristics
Impedance | 75±5 Ohm |
Nominal capacitance | 67 pF/m |
Velocity of propagation | 66% |
Insulation resistance | >2000 Mohm.Km |
Inner conductor resistance | 20.5 Ohm/Km |
Outer conductor resistance | 3.3 Ohm/Km |
Test/Operatig Voltage(max) | 5.0 KV/3.5 KV |
Operating temperature range | -30 °C - +70 °C |
Copper Weight | 97.3 Kg/Km |
Cable weight (approx.) | 187.0 Kg/Km |
Screening effectiveness | >70 dB |
Attenuation
Frequency (MHz) | Attenuation (dB/100 m) | Attenuation (dB/100ft) |
50 | 4.2 | 1.28 |
100 | 6.2 | 1.89 |
200 | 9.3 | 2.84 |
400 | 13.8 | 4.21 |
500 | 15.5 | 4.73 |
600 | 17.1 | 5.21 |
860 | 21.1 | 6.74 |
1000 | 23.4 | 7.13 |
Return Loss
30-300 MHz | >30dB |
300-600 MHz | >27dB |
600-900 MHz | >25dB |