N M 7/8 接7/8馈线连接器

n-j7/8射频连接器技术规范

界面interface

according to iec 60169-16

电气特性electrical

特性阻抗characteristic impedance 50 ohm

频率范围frequency range 0-3ghz

电压驻波比vswr ≤1.1

抗电强度dielectric withstanding voltage ≥2500v rms,50hz,at sea level

绝缘电阻dielectric resistance ≥5000mω

接触电阻contact resistance中心导体间center contact ≤1mω

外导体间outer contact ≤0.25mω

机械特性mechanical

机械耐久性durability mating cycles ≥500

材料及涂镀material and plating

material plating

外壳body 黄铜brass镍ni

绝缘子insulator 聚四氟乙烯ptfe －

内导体center conductor黄铜brass 银ag