SSG6000A系列微波信号发生器
主要特性
- 最高输出频率13.6 GHz/20 GHz/40GHz
- 电平设置范围 -130 dBm ~ 24 dBm
- 输出频率分辨率可达0.01 Hz
- 幅度精度≤0.7 dB(典型值)
- 支持AM模拟调制,支持内外部调制方式
- 相位噪声<-135 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)
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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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