NA-42高精度大量程噪音分析仪产品介绍

【中文版】
NA-42噪音分析仪是一款专为复杂声学环境设计的专业测量设备，适用于工业制造、环境监测、建筑声学等多个领域。本产品采用先进的数字信号处理技术，能够实现对20dB至140dB范围内的声压级进行精准测量，其宽量程设计可满足从安静实验室到重型机械厂等不同场景的检测需求。

该设备搭载自主研发的多频段分析模块，支持1/1倍频程与1/3倍频程实时分析功能，可对噪音频谱进行深度解析。配备高灵敏度的电容式麦克风传感器，有效降低环境温度、湿度变化对测量结果的影响，确保在-10℃至50℃工作环境下保持±0.5dB的测量精度。

仪器配置3.5英寸高分辨率彩色显示屏，支持波形与数值双模式显示。内置32GB存储空间，可连续记录超过200小时测量数据，通过USB-C接口实现快速数据传输。为提升移动工作便利性，设备采用模块化设计，主机重量控制在580克，搭配可更换锂电池组，可支持12小时不间断作业。

在数据处理方面，配套的声学分析软件支持时域分析、FFT频谱分析及统计报表生成功能，兼容Windows和MacOS系统。设备特别加强了抗电磁干扰能力，可在强电场环境下保持稳定运行，适用于变电站、轨道交通等特殊场景的长期监测。

【English Version】
The NA-42 Precision Wide-Range Noise Analyzer is a professional measurement device specifically designed for complex acoustic environments, applicable to industrial manufacturing, environmental monitoring, architectural acoustics and other fields. Utilizing advanced digital signal processing technology, this instrument achieves accurate sound pressure level measurements within the range of 20dB to 140dB, with its wide measurement capacity accommodating various scenarios from quiet laboratories to heavy machinery plants.

Equipped with a proprietary multi-band analysis module, the device supports real-time 1/1 octave and 1/3 octave analysis, enabling in-depth noise spectrum decomposition. The high-sensitivity condenser microphone sensor effectively minimizes the impact of ambient temperature and humidity variations on measurement results, maintaining ±0.5dB accuracy within operating temperatures from -10℃ to 50℃.

Featuring a 3.5-inch high-resolution color display, the analyzer provides dual-mode waveform and numerical readouts. With 32GB built-in storage capacity, it can continuously record measurement data for over 200 hours, supporting fast data transfer via USB-C interface. The modular design optimizes field operation convenience, with the main unit weighing 580 grams and supporting 12-hour continuous operation through replaceable lithium battery packs.

The accompanying acoustic analysis software offers time-domain analysis, FFT spectrum analysis, and statistical reporting functions, compatible with both Windows and MacOS systems. Enhanced electromagnetic interference resistance ensures stable performance in strong electromagnetic environments, making it suitable for long-term monitoring in power substations, rail transit systems and other specialized applications.

（注：本文严格规避广告禁用词汇，未提及任何认证、专利信息，技术参数均为产品客观描述。中英文版本字数共计约600字，可根据具体应用场景调整内容模块顺序。）