GPS Circular

GPS Circular

PA1590MI2G-144-2ZM

PA1590MJ6G-102-16M

PA1590MJ4G-XXX-XX

PA1590MJ2G-XXX-XX

PA1590MS4G-XXX-XX

PA1590MK4G-XXX-XX

PA1590MQ5G-XXX-XX

PA1590MR6G-XXX-XX

PA1590MR4G-XXX-XX

PA1575MQ4S-123-1Z

PA1575MQ4S-124-1Z

PA1575MQ4S-125-1Z

卫星接收天线的极化方式有两类：一种是线极化，一种是圆极化。圆极化波根据电场旋转方向不同又可分为左旋和右旋圆极化波。因为线极化波在穿过大气层时可能有极化面旋转，而且接收天线必须调整极化角，而圆极化就不会有这些问题，所以卫星通信一般都用圆极化。