RG美军标同轴电缆 RG MIL-C-17 Coaxial Cable

型号RG-Type		179
结构 Structure
1	内导体Inner conductor Ømm	StCu-silverplated 7×0.102
2	绝缘体Dielectric Ømm	PTFE 1.60
3	编织层Braid conductor Ømm	Cu-silverplated 2.04
4	护套Jacket Ømm	FEP 2.54
电性能参数 Electrical Characteristics
电容Capacitance (pF/m)		63.65
阻抗Impedance (ohm)		75
速率Velocity (%)		70
弯曲半径Bending radius (mm)		10
最大工作电压 Max.oper. voltage (VMS)		1200
最大工作频率 Max.oper. frequency (MHz)		4000
工作温度范围 Operating Temp. (℃)		-55 to 200
衰减(典型值) Attenuation (Typical) (≯dB/m)
频率Frequency
100 MHz		0.266
400 MHz		0.541
1000 MHz		0.869
3000 MHz		-
应用 Application
应用于高频传输，特别是发报机，接收器，电脑，无线电设备，视频信号、射频信号传输。同轴电缆保证各式机械、热力、电子设备中能达到GHz高频层次的应用。
Coaxial cables are used in high frequency transmission, especially for transmitters and receivers, computers, radio and TV transmissions. The varied mechanical, thermal and electronic properties of Coaxial cables mean that they can be used up into the GHz levels, as per cable type.

Tinned copper	- 镀锡铜线	Cu-silverplated	- 镀银铜线Silverplated Copper
Bare copper	- 裸铜线	StCu-silverplated	- 镀银铜包钢线Silverplated Copper Clad Steel
Solid PE	- 聚乙烯Polyethylene	FPE	- 发泡聚乙烯Physical foam polyethylene
PFA	- 可熔性聚四氟乙烯 Perfluoroalkyl-Tetrafluoroethylene Copolymer