BASIC CONSTRUCTION
| 500MESSENGER | ||
| CONDUCTOR | MATERIAL | CCA/BC |
| NOm.Dia. | 2.77mm | |
| DIELECTRIC | MATERIAL | Foam PE |
| NOm.Dia. | 11.43mm | |
| OUT CONDUCTOR |
MATERIAL | AL |
| NOm.Thick. | 0.25mm/0.6mm | |
| NOm.Dia. | 12.7mm | |
| Nom.Dia.over Flooded Jacket | / | |
| JACKET | C | PE |
| NOm.Thick. | 0.76mm | |
| NOm.Dia. | 14.22mm | |
| MESSENGER | NOm.Dia. | 2.77mm steel |
| Nom.Shield Thickness | 0.6mm |
BASIC CHARACTERISTICS
| Nominal Impedance(Ω) | 75±2 |
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| Nominal Velocity of Propagation(%) | 87 |
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| Nominal Capacitance (pF/m) | 55±3.0 |
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| Sparker Test (VAC) | 4000 |
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| SRL(dB) | 30-470 | ≥20 |
|
| 470-1000 | ≥18 |
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| Attenuation [@68°F(24℃)] |
Frequency(MHz) | Maximum(dB/100ft) | Maximum(dB/100m) |
| 5 | 0.18 | 0.52 | |
| 55 | 0.54 | 1.77 | |
| 211 | 1.09 | 3.58 | |
| 300 | 1.31 | 4.30 | |
| 350 | 1.43 | 4.69 | |
| 400 | 1.53 | 5.02 | |
| 450 | 1.63 | 5.35 | |
| 550 | 1.82 | 5.97 | |
| 750 | 2.16 | 7.09 | |
| 865 | 2.34 | 7.68 | |
| 1000 | 2.52 | 8.27 | |
