
ZTT 50-ohm, 7/8-inch coaxial cable with a corrugated aluminum outer conductor and a black LSZH flame retardant polyolefin jacket.
| Item | Diameter(mm) | Material |
| Inner conductor | 9.00±0.10 | Copper tube |
| Insulation | 22.20±0.20 | Foamed polyethylene |
| Outer conductor | 24.90±0.30 | Annular corrugated aluminum tube |
| Jacket | 27.50±0.30 | LSZH polyolefin |
| Item | Specification |
| Lay environment temperature | -20~+70℃ |
| Characteristics impedance | 50±2Ω |
| Velocity | 88% |
| Min. insulation resistance | 3000 MΩ·km@DC 500V 1 minute |
| Capacitance | 76 pF/m |
| Dielectric strength | DC 10000V 1 minute |
| VSWR | ≤1.20@820~960MHz |
| ≤1.20@1710~2500MHz |
| FREQUENCY(MHz) | ATTENUATION(dB/100m) |
| 100 | 1.29 |
| 200 | 1.88 |
| 450 | 2.90 |
| 800 | 4.00 |
| 900 | 4.38 |
| 1000 | 4.68 |
| 1800 | 6.45 |
| 2000 | 6.89 |
| 2200 | 7.32 |
| 2500 | 8.00 |
| 2700 | 8.66 |
| 3000 | 8.87 |
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