某型射频接收机高增益下变频组件研制  

The down-conversion module of a RF receiver

作　　者：冯若晔[1] 张广场 

机构地区：[1]中国电子科技集团公司第十六研究所,合肥230043

出　　处：《低温与超导》2014年第3期83-85,共3页Cryogenics and Superconductivity

摘　　要：介绍了一种X波段带镜像抑制混频器的下变频组件的设计,增益>40dB,带内增益平坦度<+1dB,功率1dB压缩点>10dBm;介绍了射频放大器,衰减器,中频放大器的工作方式,电路实现方法及装配调试结果,均满足设计要求。A design of X waveband down - conversion module with image reject mixer was put forward. The ripple of gain is less than ＋ 2dB, power compression at ldB was mare than 10dBm. At the same time, radio amplifier, attenuator, IF amplifier, circuit working principle , realization method and circuit debugging results were provided in this article.

关 键 词：镜像抑制混频器 衰减器 放大器 

分 类 号：TN919.8[电子电信—通信与信息系统]