YB2172/YB-2172智能交流毫伏表产品介绍（中文）
YB2172/YB-2172是一款专业级宽频带交流电压测量仪器，适用于电子电路调试、音频设备检测及科研实验等领域。本产品采用模块化设计理念，具备测量精度高、量程范围广、操作便捷等特点，可满足不同场景下的电压测试需求。
该设备提供200μV至300V的宽泛测量范围，覆盖10Hz至2MHz的频率响应区间，支持真有效值测量模式，能够准确捕捉复杂波形信号。自动/手动量程切换功能可灵活适应动态测量需求，配合过载保护机制，有效保障设备在突发高电压情况下的工作稳定性。3.5英寸液晶显示屏采用双显模式设计，主参数显示区与辅助信息区划分清晰，确保关键数据一目了然。
在功能配置方面，本产品配备标准BNC输入接口与接地隔离装置，既保证信号传输的可靠性，又避免测量过程中的接地回路干扰。人性化的机械结构设计使设备支持台式与便携两种使用模式，符合实验室固定安装和现场移动检测的双重需求。特别优化的低噪声前端电路配合数字滤波技术，使其在复杂电磁环境中仍能保持可靠性能表现。
作为通用型测量工具，本产品广泛应用于音频设备校准、工业控制系统维护、教学实验演示等场景。其平衡的测量性能与直观的操作界面，既能满足专业工程师的精密测试要求，也能帮助电子爱好者快速掌握使用技巧。通过持续的软硬件优化，设备在长期使用中展现出良好的温度稳定性与重复测量一致性。
YB2172/YB-2172 Smart AC Millivoltmeter Product Introduction (English)
The YB2172/YB-2172 is a professional-grade wide-bandwidth AC voltage measuring instrument designed for electronic circuit debugging, audio equipment testing, and scientific research applications. Featuring modular design architecture, this device delivers high measurement accuracy, broad range coverage, and user-friendly operation to meet diverse voltage measurement requirements.
With an extensive measurement range from 200μV to 300V and frequency response spanning 10Hz to 2MHz, the instrument supports true RMS measurement for accurate analysis of complex waveform signals. The automatic/manual range switching function adapts to dynamic measurement scenarios, while integrated overload protection ensures operational stability under unexpected high-voltage conditions. The 3.5-inch LCD screen employs dual-display mode, clearly separating primary parameter readings from auxiliary information for enhanced data visibility.
The device incorporates standard BNC input connectors with ground isolation technology, ensuring reliable signal transmission while eliminating ground loop interference. Ergonomic mechanical design supports both benchtop and portable operation modes, suitable for laboratory installations and field measurements. Specially optimized low-noise front-end circuitry combined with digital filtering technology maintains reliable performance in challenging electromagnetic environments.
As a versatile measurement solution, this instrument finds application in audio system calibration, industrial control system maintenance, and educational laboratory demonstrations. Its balanced performance characteristics and intuitive interface cater to both professional engineers requiring precision measurements and electronics enthusiasts seeking accessible operation. Continuous hardware/software optimizations ensure excellent temperature stability and measurement repeatability during prolonged operation cycles.
通过优化测量算法实现的快速响应特性，使得本产品在瞬态信号捕捉方面具有良好表现，同时将待机功耗控制在行业平均水平以下。建议用户定期进行校准维护以保持最佳测量状态，具体操作可参考随附的使用指南。
