Each of them is composed of high frequency amplifier, intermediate frequency amplifier and sampling, digital phase uprightness intersector, DDS and the S band signal inspirator for the transmitter.
接收机的每个通道都由高频放大器、中频放大、中频采样、数字正交器组成，另外还有DDS信号产生和频率激励源用来形成雷达发射机所需的S波段脉冲调制激励信号。
An S-band broadband low noise amplifier (LNA) design is introduced.
设计了一个S频段宽带低噪声放大器。
Considering LDMOS FETs high gain, high output power, low power loss and efficient heat dissipation, a S-band, 45w and 180w solid state power amplifier is designed.
基于LDMOSFET的高增益、高输出功率、低功耗和良好的散热特性，分别设计了S波段45w和180w固态功率放大器。
Two schemes of constructing fiber amplifier used in WDM system for s band were demonstrated: thulium doped fiber amplifier and fiber Raman amplifier.
介绍了用于WDM系统的S -波段光纤放大器的两种实现方案：掺铥光纤放大器和拉曼光纤放大器。
Two schemes of constructing fiber amplifier used in WDM system for s band were demonstrated: thulium doped fiber amplifier and fiber Raman amplifier.
介绍了用于WDM系统的S -波段光纤放大器的两种实现方案：掺铥光纤放大器和拉曼光纤放大器。
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