结构参数 ( Cable Construction ) |
序号 No | 材料 Material | 直径 Dimensions |
1、内导体 (Inner Conductor) | 单根裸铜线( Bare Copper ) | Ф0.9±0.009mm |
2、绝缘(Dielectric) | 实芯聚乙烯( PE ) | Ф2.98±0.05mm |
3、编织(Braid) | 铜包铝丝(CCA)(16*6*0.12/25)mm | Ф3.5±0.1mm |
4、护套(Jacket) | 聚氯乙烯(Polyvinyl chloride)PVC黑色 | Ф5.0±0.1mm |
机械及电气性能参数 ( Mechanical Characteristics and electrical performance parameter ) |
1、特性阻抗(Impedance) | 50±2Ω(Ohms) |
2、电容(Capacitance) | 96±2PF/M |
3、速率(Velocity) | 66% |
4、峰值功率(Peak Power) | 1.8KW |
5、护套耐压测试(Jacket spark (V,RMS) | 3000V |
6、内导体直流电阻(Inner Conductor Dc resistance) | ≯27.11ohms/1000m |
7、外导体直流电阻(OuterConductor Dc resistance) | ≯25ohms/1000m |
8、截止频率(GHz)cutoff Frequency | 15G |
9、工作温度(OperatingTemperature ºC) | -20~70ºC |
10、最小弯曲半径(Min Bend Radius) | 50mm |
11、绝缘的拉拨力(Pull strength of the insulation) | 3~6lb/in |
12、护套的拉拔力(Sheath of the drawing force) | 3~8lb/in |
13、护套的表面质量The surface quality of sheath | 护套表面应光滑、光亮。无起包、竹节、鱼眼、无网纹明显等目力可视缺陷。 |
12、产品印字jacket-Marking | SYV-50.3 coaxial cable 001m |
13、电缆长度Reel Length | 300M/轴 |
14、屏蔽衰减(>dB)(Screening attenuation) | 90 |
15、电压驻波比VSWR | 5~3000MHZ | <1.15 |
20℃时海平面的典型衰减 |
频率Frequeney | 衰减Attenuation(dB/100m) | 备注 |
100 | 7.66 | |
400 | 21.2 | |
900 | 43.2 | |
1500 | 69.6 | |
1800 | 76.6 | |
2500 | 93.2 | |
3000 | 105.2 | |