GPS介质内置陶瓷天线 多尺寸 1575.42系列

此产品用于外置天线，电子狗，手表定位，个人追踪器，手持机，gps导航仪，==此gps天线介质陶瓷系列:尺寸有25*25  20*20  18*18  15*15  13 *13  12*12  10*10常用.60*60   30*30 多种尺寸规格可供客户选择要 .适用于卫星定位.导航系统.也可以客户指标订做

1. electrical specifications

2. structure and material

3.physical dimensions

4.environmental specifications

standard condition : temperature range:25±3℃

                       relative humidity range: 55~75%rh

                       operating temperature range:-40℃~+85℃

                       storage temperature range: -40℃~+100℃

4.1 high temperatureendurance

the device should satisfy thespecification in table 1after exposed to temperature 85±5℃

for 24±2 hours and 1~2 hours recovery time under normal temperature.

4.2 low temperatureendurance

the device should also satisfy thespecification in table 1after exposed to the temperature

-40℃±5℃for 24±2 hours and 1~2 hours recovery time under normal temperature.

4.3moisture proof

the device should satisfy thespecification in table 1after exposed to the temperature 40±2

℃and the relative humidity 90~95% rh for 96 hours and 1~2 hours recovery time under

normal condition.

4.4 vibration resist

the device should satisfy thespecification in table 1after applied to the vibration of 10 to

55hz with amplitude of 1.5mm for 2 hours each in x , y and z directions.

4.5drop shock

the device should satisfy the specification in table 1 after dropping onto the hard wooden

board from the height of 30cm for 3 times each facet of the 3 dimensions of the device.

4.6 temperature cycle test

the device should also satisfy thespecification in table 1after exposed to the low

temperature -25℃and high temperature +85℃for 30±2 min each by 5 cycles and 1 to 2

hours recovery time under normal temperature.

本产品的品牌是彩勤，型号是DA1575S25，频率范围是1575（MHz），输出阻抗是50（Ω），工作电压是3.3（V），Zui大功率是1（W），长度是2（mm），相对增益是1