线缆参数介绍：
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电缆名称Name of cable |
发泡聚乙烯绝缘同轴电缆Radio frequency cables with Foam polyethylene dielectric |
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电缆型号Type of cable |
3D-FB |
执行标准Standard |
JIS /KANSAI |
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二、产品规格尺寸Size of product |
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序号No. |
项目 Item |
结构Structure |
材质Material |
颜色Color |
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1 |
内导体Inner conductor |
1/1.02mm |
裸铜丝Bare copper |
黄色Yellow |
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2 |
绝缘层Insulation |
2.95±0.10mm |
发泡聚乙烯Foam PE |
白色White |
|
3 |
纵包Folia |
3.10±0.10mm |
铝箔Aluminum foil |
银灰色Silver gray |
|
4 |
编织丝Wire braid |
96*0.12mm |
镀锡铜丝Tinned copper |
银灰色Silver gray |
|
5 |
外护层Jacket |
5.00±0.10mm |
聚氯乙烯PVC |
黑色Black |
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6 |
标志Making |
-- |
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三、产品物理电气性能Electrical physical and properties of product |
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项目 Item |
单位Unit |
典型值Value |
|
|
电容Capacitance |
pF/m |
81±5 |
|
|
阻抗 Impedance |
Ω |
50±2 |
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|
速率Velocity ratio |
% |
81 |
|
|
弯曲半径 Bent radius |
mm |
50 |
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最大工作电压 Max voltage |
VMS |
1500 |
|
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最大工作频率 Max Frequency |
MHz |
3000 |
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|
温度范围 Temperature scope |
℃ |
-20 ~ +80 |
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20℃时衰减（允许误差10%） Attenuation constant at 20℃（Permissible error 10%） |
200MHz |
dB/100m |
17.1 |
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400MHz |
dB/100m |
21.9 |
|
|
900MHz |
dB/100m |
32.6 |
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|
1800MHz |
dB/100m |
46.5 |
|
|
2000MHz |
dB/100m |
49.3 |
|
|
2400MHz |
dB/100m |
54.5 |
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3000MHz |
dB/100m |
67.2 |
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|
4000MHz |
dB/100m |
80.5 |
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|
5000MHz |
dB/100m |
92 |
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|
6000MHz |
dB/100m |
102 |
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