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1、 SPECIFICATION FOR APPROVAL SPECIFICATION电气性能指标（Electrical specifications）频率范围 Resonate Frequency 433.92MHZ阻抗Resonate Impedance 50 ohm Nominal(Depend onavail ground plane)方向图Radiation pattern 全向 （Omni direction）极化方式 Polarization驻波比 VSWR/50 Ohms垂直极化（Vertical）1.5 or less绝缘电阻 Insulation resistance 500
2、M ohm DC 500V机械特性Mechanical characteristics天线尺寸 dimension of antenna 13(mm)*129(mm)天线重量 Weight of antenna 13g (大约)天线接头 SMA-M天线管与接头螺纹之间的夹紧力如下：（The strength of fixingbetween sleeve and stud shall withstand the following stresses）垂直方向 Vertical Direction 2.0kgs圆周旋转方向 Rotating Direction 2.0kgs 一般特性Genera
3、l Characteristics存储温度 Storage Temperature -30 to 80工作温度 Operating Temperature -30 to 60每月定期检查天线的机械和电气功能如下：Mechanical and electrical functions after the antenna beingTested by a regular mount device under the followingconditions:位移Displacement 轴向上+/-5(+/-5 of the axisOriginal position)耐久性时间DurationTime1000 cycles/minutes5 minutes抗冲击性 shock Resistance 在跌落试验完成之后机械性能和电气性能不变（satisfy theelectrical and mechanicalcharacteristics after drop downwith 100g upon rubber block） 测试参数：1、RETURN LOSS2. V.S.W.R: