聚四氟乙烯(PTFE)材料在电线电缆行业中的应用(8)
表5
f,MHz | 1000 | 5000 | 10000 | 20000 |
a,db/m | 0.3465 | 0.8000 | 1.1582 | 1.6915 |
表6
f,MHz | 1000 | 5000 | 10000 | 20000 |
a1,db/m | 0.4138 | 0.9972 | 1.4836 | 2.2543 |
a,db/m | 0.3465 | 0.8000 | 1.1582 | 1.6915 |
(a1-a)÷a1×100% | 16.3% | 19.7% | 22% | 24.9% |