现金收购二手仪器频谱分析仪Advantest R3131/R3131A ,张先生：13652350058
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advantest公司的r3131 是高性能便携式频谱分析仪,频率覆盖9khz~3ghz,是无线通信、射频分析、emc测试的得力工具.
特点:
内置有数字无线通信测试所要求的高精度占用带宽(obw)、邻道功率(acp)、功率测量功能
※采用合成方式的本机振荡器,频率稳定性高
※采用直接数字合成方式,提高带宽精度
※具有校正功能,提高电平精度
自动调谐功能,改善操作性能
自动校准功能,保证总电平的精度
标准接口p-ib、rs232c、软盘驱动器
计数器、功率测量时,采用大文字显示其结果
丰富的emc测量功能
系统高速化p-ib轨迹传送速度极高
技术指标:
频率范围:9khz-3ghz 50ω
频率基准精度:±2ppm/年±5ppm/使用温度范围内
分辨率带宽(3db):1khz-1mhz 1-3step
视频带宽:10hz--1mh 1-10step
振幅测量范围:20dbm-平均显示噪声电平
显示范围(对数):10db/div 8div 1,2,5db/div 10div
平均噪声电平:-113dbm+2f(ghz)db
2次高频失真:≤-70db
2信号3次失真≤-70db