YB2172B交流毫伏表（中文版）

YB2172B交流毫伏表是一款专业级电子测量仪器，专为精准测量交流电压信号而设计。该产品采用高灵敏度电路结构和智能化量程切换技术，可满足实验室、工业生产及科研领域对微小交流电压的测量需求。其人性化操作界面与稳定的性能表现，为工程师和技术人员提供可靠的测试支持。

核心功能方面，设备覆盖200μV至300V的宽范围电压测量，具备20Hz至1MHz的宽频带响应特性，可适配多种信号源检测场景。仪器配备高分辨率液晶显示屏，支持双通道数值同步显示，便于用户快速读取测量数据。量程切换采用自动/手动双模式设计，既能提升操作效率，又可满足特殊场景下的定制化需求。

产品创新性体现在抗干扰性能优化设计，通过多层屏蔽结构和滤波技术，显著降低环境噪声对测量结果的影响。内置的温度补偿模块确保设备在-10℃至40℃宽温域范围内维持测量稳定性，适用于不同工作环境。输入端口采用高绝缘防护设计，有效保护仪器免受意外过载电压冲击。

在用户体验方面，仪器配备符合人体工学的机械旋钮与轻触式按键组合，配合背光显示功能，保障各类光照条件下的操作便利性。紧凑的机身结构和轻量化设计（整机重量约3.2kg）兼顾了台面固定使用与移动测量的双重需求。供电系统支持AC/DC双模式，内置可充电锂电池组可提供长达8小时的持续工作能力。

YB2172B交流毫伏表主要应用于电子电路调试、音频设备检测、传感器信号分析等场景，其优异的性价比和可靠的测量性能，使其成为高等院校、科研院所及电子制造企业的优选测量工具。

YB2172B AC Millivoltmeter (English Version)

The YB2172B AC Millivoltmeter is a professional-grade electronic measuring instrument specifically designed for accurate AC voltage signal measurement. Featuring high-sensitivity circuit architecture and intelligent range switching technology, this device meets the demands for micro AC voltage measurement in laboratories, industrial production, and scientific research. Its user-friendly interface and stable performance provide reliable testing support for engineers and technicians.

The instrument offers voltage measurement ranging from 200μV to 300V with a broad frequency response from 20Hz to 1MHz, suitable for various signal source detection scenarios. The high-resolution LCD display enables dual-channel synchronous measurement reading, while the automatic/manual dual-range switching mode enhances operational efficiency and accommodates customized requirements.

Innovative anti-interference design incorporates multi-layer shielding and advanced filtering technology, effectively minimizing environmental noise impact. The built-in temperature compensation module maintains measurement stability within a wide operating temperature range (-10℃ to 40℃). High-insulation input terminals provide reliable protection against accidental voltage overload.

Ergonomic controls combine mechanical knobs with tactile buttons, complemented by backlit display for optimal visibility in diverse lighting conditions. The compact structure (3.2kg net weight) accommodates both benchtop and mobile applications. Dual power supply options (AC/DC) with rechargeable lithium battery support up to 8 hours continuous operation.

Widely applied in electronic circuit debugging, audio equipment testing, and sensor signal analysis, the YB2172B delivers excellent cost-performance ratio and measurement reliability, making it an ideal choice for academic institutions, research centers, and electronics manufacturers seeking precision measurement solutions.