| Jumper Cable Characteristic Chart | ||
| Characters | Specification | |
| Instalation Temperature | -40~+60ºC | |
| Characteristic impedance | 50±2Ω | |
| Insulation resistance | ≥3000 MΩ·km | |
| Dielectric strength | 6000V(DC,1min) | |
| Frequency range | 0~5GHz | |
| VSWR(±5%) | 698~960MHz | 1.1 |
| 1700~2200MHz | 1.1 | |
| 2200~2700MHz | 1.1 | |
| 2700~3500MHz | 1.1(±10%) | |
| 3500~5000MHz | 1.3 | |
| Insertion Loss (at frequency 2600 MHz) | 1m | < 0.2 dB |
| 2m | < 0.4 dB | |
| 3m | < 0.6 dB | |
| 5m | < 1.0 dB | |
| 10m | < 2.0 dB | |
| 15m | < 3.0 dB | |
| PIM | -155dBc | |
| Environment | IP67 | |
Zhongtian Radio Frequency Cable Co., Ltd. Was established in 2004, it is a high-tech enterprise wholly owned by Jiangsu Zhongtian Technology Co., Ltd (ZTT Group). The registered capital is RMB 500 million. The factory is located at No. 105, Qixin Road, Nantong Economic & Technological Development zone, Jiangsu. Until four years ago, the company was a joint venture between ZTT and Hitachi, with the strategic decision of Hitachi to peacefully withdraw its investment, and now the company still retains Hitachi technology.
The company is committed to R&D and production of radio frequency coaxial cable for mobile communications, signal cable for railway communications, leaky coaxial cable for tunnel communications and supporting accessories. It has annual production capacity of 80,000 km high quality radio frequency cables, 13,000 km signal cables, 12,000 km leaky cables and supporting accessories.
