SSA3000X Plus系列频谱分析仪
主要特性
- 频率范围9 kHz ~ 7.5 GHz
- 显示平均噪声电平 DANL -165 dBm/Hz （典型值）
- 相位噪声< -98 dBc/Hz（1 GHz，偏移 10 kHz，典型值）
- 全幅度精度<0.7 dB
- 最小分辨率带宽（RBW）1 Hz
- 10.1英寸触摸屏
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SQL语句出错：select * from article where GroupId=15 and AId in() order by MyOrder desc,AId asc
错误代码：#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') order by MyOrder desc,AId asc' at line 1
错误代码：#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') order by MyOrder desc,AId asc' at line 1
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