bnc系列射頻同軸連接器
series rf coaxial connectors

   bnc系列是一種卡口連接射頻同軸連接器。它具有連接迅速，接觸可靠等特點，廣泛應用于無線電設備和電子儀器領域連接射頻同軸電纜。
  bnc series are one kind of cards of thing the mouth join the radio frequency coaxial connection device. it joins rapidly, keeps in touch with the characteristic such as being reliable, apply to the radio equipment and electron tube instrument field and join the coaxial cable of the radio frequency extensively.

界面尺寸       interface mating dimensions

主要技術特性    technical characteristics
溫度范圍  temp.range                 -65～+165°c (pe cable  -40～+85°c)
振    動  vibration                  mil-std-202, method 213
特性阻抗  impedance                  50ω, 75ω
頻率范圍  frequency range            dc～4ghz
工作電壓  working voltage            500v max (有效值)
耐    壓  withstand voltage          1500v rms (海平面最小值)
接觸電阻  contact resistance
內導體之間 center contact            ≤ 1.5 mω
外導體之間 outer contact             ≤ 1 mω
絕緣電阻  insulation resistance      ≥ 5000 mω
電壓駐波比 vswr 直式  straight       ≤ 1.22
                彎式  right angle    ≤ 1.30
耐用性    durability(mating)         ≥500次（cycles）

材料與涂覆  material & plating
殼體      shell             黃銅        brass        鍍亮鎳       nickel plated
插針      contact pin       黃銅        brass        鍍硬金或銀   gold or silver plated
插孔      socket            鈹青銅      beryllium    鍍硬金或銀   gold or silver plated
彈性接觸件elastic contact   鈹青銅      beryllium    鍍硬金或銀   gold or silver plated
絕緣體    insulator         聚四氟乙烯  ptfe
壓接套    crimping suite    銅合金      copper alloy  鍍鎳或鍍金  nickel plated
o型密封件o-ring sealing    硅橡膠 6146  silastic

適用技術標準  applicable standard
mil-c-39012;
cecc 22120;
iec 60169-8.