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SFF、SFB型实芯聚四氟乙烯绝缘射频同轴电缆
特性阻抗：
SFF－50，SFB－50 50Ω；
SFF－75，SFB－75 75Ω
执行标准：GJ1536－80
适用温度：-55℃～+200℃
型号、结构数据及主要性能
|
型号 |
内导体mm |
标称绝缘外径mm |
标称电缆外径mm |
标称阻抗Ω |
衰减（不大于） |
试验电压kV |
绝缘电阻 不小于 MΩ·km | |
|
MHz |
dB/m | |||||||
|
SFF-50-1 |
7/0.10 |
0.87 |
1.80 |
50 |
200 |
0.85 |
1.2 |
5×103 |
|
SFF-50-1.5-1 |
7/0.18 |
1.5 |
2.55 |
0.55 |
2.0 | |||
|
SFF-50-1.5-2 |
7/0.18 |
1.5 |
3.2 |
0.50 |
2.0 | |||
|
SFF-50-2-1 |
1/0.73 |
2.2 |
3.3 |
0.31 |
3.0 | |||
|
SFF-50-2-2 |
1/0.73 |
2.2 |
4.0 |
0.31 |
3.0 | |||
|
SFF-50-3-1 |
1/0.93 |
3.0 |
4.5 |
0.23 |
4.2 | |||
|
SFF-50-3-2 |
1/0.93 |
3.0 |
5.5 |
0.23 |
4.2 | |||
|
SFF-50-5 |
1/1.48 |
4.6 |
6.4 |
0.15 |
6.5 | |||
|
SFF-50-7-2 |
7/0.82 |
7.24 |
10.2 |
0.12 |
10 | |||
|
SFF-75-1 |
1/0.17 |
0.87 |
1.8 |
75 |
0.74 |
1 | ||
|
SFF-75-1.5-1 |
7/0.10 |
1.5 |
2.55 |
0.50 |
1.8 | |||
|
SFF-75-1.5-2 |
7/0.10 |
1.5 |
3.2 |
0.50 |
1.8 | |||
|
SFF-75-3-1 |
1/0.55 |
3.0 |
4.5 |
0.23 |
3.6 | |||
|
SFF-75-3-2 |
1/0.55 |
3.0 |
5.5 |
0.23 |
3.6 | |||
|
SFF-75-5 |
1/0.82 |
4.6 |
6.4 |
0.15 |
5.5 | |||
|
SFB-50-2 |
7/0.18 |
1.5 |
2.80 |
50 |
0.31 |
3.0 | ||
|
SFB-50-3 |
1/0.93 |
3.0 |
5.1 |
0.23 |
4.2 | |||
|
SFB-50-5 |
1/1.54 |
4.6 |
7.4 |
0.15 |
6.5 | |||
|
SFB-50-7 |
7/0.82 |
7.3 |
9.2 |
0.12 |
10 | |||
|
SFB-75-1.5 |
7/0.10 |
1.5 |
2.8 |
75 |
0.50 |
1.8 | ||
|
SFB-75-4 |
1/0.65 |
3.7 |
5.8 |
0.20 |
3.6 | |||
|
SFB-75-7 |
7/0.45 |
7.3 |
9.2 |
0.12 |
10 | |||
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