福禄克FLUKE PM6690高精度频率分析仪参数
Published on2026-04-20
福禄克FLUKE PM6690是款高性能的频率计数器/定时器/分析仪，专门为高精度频率、时间间隔和相位测量设计，应用在通信、雷达、半导体测试和计量实验室等领域中，以下就是FLUKE PM6690的参数解析。FLUKE PM6690参数频率测量范围：DC至2.8GHz时间间隔分辨率：20ps频率测量分辨率：12位/秒，显示分辨率为14位时间间隔精度：±（1ppm读数+触发误差），依赖于时基精度输入灵敏度：＜10mV RMS标准时基稳定性：±0.1~1ppm支持外部高稳时基：是，可连接铷原子钟或GPS驯服振荡器（GPSDO），实现10⁻¹¹至10⁻¹²量级超高稳定性测量功能：频率、周期、时间间隔、转速（RPM）、频率比、累加计数、相位差等接口配置：GPIB和RS-232，部分型号支持USB自动触发和智能功能：自动选择触发电平和灵敏度，优化信噪比；具备检零功能，可测量相对于设定值的偏差防护机制：输入端具备自动保护，防止高压信号误接入低阻模式造成损坏FLUKE PM6690技术优势高分辨率与高速测量：支持每秒高达250000次的测量速度，并可将75万次数据存入内部存储。图形化显示：配备点阵屏，支持趋势图（TrendPlot）、直方图等统计分析功能，便于现场观察数据分布。低噪声与高稳定性：采用TAC（时间-模拟转换）插值技术，结合低噪声输入电路，显著降低触发误差。自动化集成能力强：支持SCPI命令控制，易于集成到自动测试系统中。
Key Words：FLUKE PM6690PM6690PM6690高精度频率分析仪
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