摘要
介绍了带STC控制系统的RF-IF放大器组件的研制工作。该组件包含有多个功能单元,有低噪声放大器、镜像抑制混频器、前置中频放大器、STC控制电路、PIN电调衰减器等。介绍了组件整体和各功能单元的设计思路和设计结果。
The design of RF - IF amplifier subassembly is introduced. It consists of Sensitive Time Control( STC), low noise amplifier, image reject mixer, pre - IF amplifier, STC control circuit and PIN vohagetuned attenuator. The design methods and results of each unit and the whole circuit of the subassembly are also introduced.
出处
《低温与超导》
CAS
CSCD
北大核心
2007年第4期359-363,共5页
Cryogenics and Superconductivity