SSG5000A系列微波信号发生器
主要特性
- 最高输出频率 13.6 GHz/20 GHz
- 电平设置范围 -130 dBm ~ 20 dBm
- 幅度精度≤0.7 dB（典型值）
- 相位噪声＜-120 dBc/Hz@1 GHz，偏移20 kHz(典型值）
- 支持脉冲调制功能（选件），脉冲串发生器，用户可自定义脉冲序列（选件）
- 5 英寸电容触摸屏，方便用户操作
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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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