| 一 . 用途 : 高速數據網和通信網的信號交換、傳輸，適用於數字傳輸設備、交換設備及其配線架之間的連接。 |
| 二 . 使用溫度 :-15~70 ℃ |
| 三 . 結構數據 : |
| 1)Purpose: apply for exchanging, transmitting ,moving signal of high speed data network and communications network, connecting number transmitting equipment, exchanged equipment and its wiring shelf. |
| 2)Using temperature:-15~70 ℃ |
| 3)Structural data |
| 1. 數字傳輸系統用同軸電纜 (Coaxial cable is used for digital transmitting system) |
| 序號 Number | 型號 Type | 內導體根數 / 直徑 No./Diameter mm | 標稱絕緣外徑 Insulation Diametermm | 絕緣材料 Insulation | 屏蔽密度 × 層數 | 標稱護套外徑 Jacket Outer Diameter mm | 護套材料 Jacket Material | 速率 Spead | 標稱電容 Capacitance 1KHz PF/m | 衰減 Atenuation dB/100m |
| 頻率 FrequencyMHz |
| 1 | 2 | 4 | 10 | 17 | 30 | 70 | 78 |
| 501 | SYV-75-2-2 | 1/0.34 | 2.1 | PE | 90%×2 | 3.9 | 阻燃 PVC | 66% | 69 | 2.1 | 3 | 4.3 | 6.8 | | 11 | | 18.5 |
| 502 | SYV-75-2-2 | 4.1 |
| 503 | SYV-75-2-2 | 4.1 |
| 504 | SYV-75-2-2(A) | 4.1 |
| 505 | SYV-75-2-2(A) | 4.1 |
| 506 | SYV-75-2-1 | 1/0.34 | 2.1 | 90%×1 | 3.3 | 66% | 69 | 2.1 | 3 | 4.3 | 6.8 | | 11 | | 18.5 |
| 507 | SYV-75-2-1 |
| 508 | SYV-75-2-1(A) |
| 509 | SYV-75-2-1(A) |
| 510 | SYV-75-3-1 | 1/0.5 | 3 | 90%×1 | 5 | 66% | 69 | 1.6 | | 3 | | 6.4 | | 13 | |
| 511 | SYV-75-3-1 | 7/0.17 | 90%×1 | 5 |
| 512 | SYV-75-3-2 | 1/0.5 | 90%×2 | 5.5 |
| 513 | SYV-75-3-2 | 7/0.17 | 90%×2 | 5.5 |
| 注 :(A) 代表外屏蔽有一根接地線 |
