罗德与施瓦茨R&S SMR20信号发生器参数及应用领域
Published on2026-03-24
罗德与施瓦茨R&S SMR20是款高新能的微波信号发生器,应用在通信、雷达和电子对抗等领域中,具有高光谱仪纯度和快速频率切换能力,以下就是R&S SMR20的参数介绍。R&S SMR20参数频率范围:10MHz-20GHz输出功率:>﹢10dBm频率精度:默认1kHz,可以选择0.1Hz的高精度模式频率切换时间:<10ms+5ms/GHz相位噪声:典型值为﹣83dBc/Hz @ 10kHz偏移(10 GHz时)调制功能:标准配置支持脉冲调制和数字频率扫描,可选功能有AM/FM和模拟谐波扫描扫描能力:数字射频和电子扫描,模拟斜波扫描最大扫描率≥600MHz/ms,支持10个用户自定义频率标记,便于复杂扫描任务。输出控制:高进度电平控制,同时支持频率响应补偿。能通过选件R&S SRM-B15/B17扩展衰减范围到﹣130dBm接口:IEC/IEEER&S SMR20应用领域通信系统测试SMR20可作为可靠的信号源,用于评估无线通信设备的性能:测试5G毫米波前端模块的频率响应与线性度验证卫星通信终端 在20GHz频段内的接收灵敏度搭配频谱仪完成射频收发链路校准,确保系统级性能达标电子元器件测量在研发和生产环节中,常用于关键器件的特性分析:对滤波器进行扫频测试,获取通带/阻带响应曲线测量低噪声放大器(LNA) 的增益平坦度与压缩点评估混频器的变频损耗及本振驱动需求雷达与电子对抗仿真得益于极快的频率切换速度和脉冲调制功能,适合模拟复杂电磁环境:生成线性调频(LFM)脉冲信号,用于雷达目标模拟器测试搭建电子战(EW)仿真平台,验证干扰识别算法利用双脉冲模式测试 雷达接收机的抗杂波能力科研与教育实验因其操作友好、接口丰富,被高校和研究机构广泛采用:在微波实验室中作为教学演示信号源,展示频率扫描与调制现象支持通过LAN/USB/GPIB远程控制,便于集成自动化测试程序配合矢量网络分析仪实现标量网络分析(SNA)功能扩展工业现场维护与产线测试紧凑轻便的设计使其适用于现场和批量测试场景:在产线上快速验证射频模块出厂参数一致性携带至基站现场进行故障排查与信号注入测试通过存储序列模式实现无人值守循环测试
Key Words:R&S SMR20SMR20SMR20信号发生器
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