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介绍的接收组件为单脉冲接收系统的重要部件。本组件包含三个接收通道。微波部分采用了管芯器件 ,小型化工艺 ,电路设计采用了 CAD技术。主要性能 :功率增益为3 0～ 3 5 d B;噪声系数为 4d B;开关时间不大于 5 0 ns;开关隔离度大于 40 d B;镜频抑制度大于 2 5 d B;在 -5 0～ + 60℃的温度范围内通道间的幅度变化不一致性不大于 1 .8d B;相位变化不一致性不大于 2 5°。外形尺寸为 67.5 mm× 47mm× 2 1 mm。
The receiving component introduced is an important part of the single pulse receiving system. This component contains three receive channels. Microwave part of the use of die devices, miniaturization process, circuit design using CAD technology. Main performance: The power gain is 30 ~ 35 dB; the noise figure is 4d B; the switching time is not more than 50 ns; the switching isolation is greater than 40 d B; the image suppression is greater than 25 dB; ~ + 60 ℃ temperature range of inconsistency between the amplitude of the channel change is not greater than 1.8d B; phase change inconsistency of not more than 25 °. Overall dimensions are 67.5 mm × 47 mm × 2 1 mm.