mso-hansi-font-family:"Times New Roman"">內? "Times New Roman"">容

?指? 標

??

GPS特性

1PPS秒脈沖準確度≤100ns

mso-hansi-font-family:"Times New Roman"">可同時跟蹤12 "Times New Roman"">顆GPS衛星，天線射頻靈敏度-166dbw；阻抗50 mso-hansi-font-family:"Times New Roman"">歐；

mso-hansi-font-family:"Times New Roman"">接收L1 "Times New Roman"">波段CA碼，接收頻率1575.42MHZ， GPS mso-hansi-font-family:"Times New Roman"">天線的饋線長30 "Times New Roman"">米

??

mso-hansi-font-family:"Times New Roman"">北斗特性

?1PPS(BD) "Times New Roman"">秒脈沖定時準確度小于100ns, "Times New Roman"">正脈沖上升沿有效，脈寬200ms,TTL "Times New Roman"">接口。BD "Times New Roman"">天線的饋線長30 "Times New Roman"">米

?1PPS脈沖輸出

?1PPS，TTL mso-hansi-font-family:"Times New Roman"">接口，準確度， "Times New Roman"">小于0.1μS "Times New Roman"">；脈寬200ms "Times New Roman"">；

?網絡授時

?局域網0.2-10ms；城域網10-50ms；

?網絡時間協議

?NTP/SNTP "Times New Roman"">，ARP，UDP/ Time，Telnet，web mso-hansi-font-family:"Times New Roman"">，SNMP "Times New Roman"">，MD5，ICMP mso-hansi-font-family:"Times New Roman"">，DHCP "Times New Roman"">，TFTP "Times New Roman"">，10/100M "Times New Roman"">以太網自適應。

?RS232串口

mso-hansi-font-family:"Times New Roman"">輸出的一個脈沖相對于1PPS "Times New Roman"">（本地秒）≤0.1ms

mso-hansi-font-family:"Times New Roman"">環境條件

mso-hansi-font-family:"Times New Roman"">工作溫度：-40 "Times New Roman"">～+55℃（室外天線），-20 mso-hansi-font-family:"Times New Roman"">～+50 "Times New Roman"">℃（室內）；存儲溫度：-30 "Times New Roman"">～60℃；相對濕度：95±3 mso-hansi-font-family:"Times New Roman"">％（溫度＋40 "Times New Roman"">℃）

?可靠性?

?MTBF≥80000 "Times New Roman"">小時；MTTR≤20 "Times New Roman"">分鐘；

?電???? 源

110/220V±10% "Times New Roman"">，交直流自適應

mso-hansi-font-family:"Times New Roman"">箱體結構尺寸

?標準1U/2U,機架式機箱。