YB43020D 长余辉慢扫描二踪四迹示波器 产品介绍
（中文版）
YB43020D 长余辉慢扫描二踪四迹示波器是一款专为复杂信号分析与长时间观测设计的精密仪器，适用于科研实验、工业检测、电子开发及教学演示等领域。其核心优势在于结合了长余辉显示技术与慢扫描功能，能够清晰捕捉低频信号、瞬态波形及缓慢变化的物理量，为用户提供更直观、稳定的观测体验。
核心特点
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长余辉显示技术
通过特殊荧光涂层设计，延长波形余辉时间，即使面对低频信号或间歇性脉冲，也能保持画面连续无闪烁，便于用户对比分析多周期波形细节。
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双通道四迹显示
支持两路独立信号输入，每通道可同时显示两组轨迹（例如输入信号与触发信号），方便多路信号同步对比或同一信号的多维度观测。
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慢扫描扩展功能
提供超低速扫描模式，最低扫描速度可覆盖分钟级信号变化周期，适用于温度、压力、机械振动等超低频信号的长时间记录与分析。
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高灵敏度与宽频带
具备宽范围电压灵敏度调节及高输入阻抗，可精准捕捉微弱信号，同时覆盖广泛频带需求，适配从直流到高频信号的多样化场景。
应用场景
- 工业检测：分析电机驱动信号、电源噪声或设备运行状态的慢变参数。
- 科研实验：记录生物电信号、传感器输出或材料特性测试数据。
- 教育领域：演示波形合成、电路暂态响应等教学案例，提升学生理解效率。
- 电子维修：诊断间歇性故障信号，辅助排查复杂电路问题。
设计亮点
仪器采用人性化操作界面，配备高对比度显示屏与直观旋钮控制，兼顾专业性与易用性。结构设计注重稳定性，确保长时间运行下数据精准可靠，是工程师、研究人员和技术教育工作者的理想工具。
YB43020D Long-Persistence Slow-Scan Dual-Channel Four-Trace Oscilloscope Product Introduction
(English Version)
The YB43020D Long-Persistence Slow-Scan Dual-Channel Four-Trace Oscilloscope is a precision instrument designed for complex signal analysis and long-duration observation. It integrates long-persistence display technology with slow-scan functionality, making it ideal for capturing low-frequency signals, transient waveforms, and slowly varying physical parameters in fields such as scientific research, industrial testing, electronics development, and education.
Key Features
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Long-Persistence Display
Equipped with specialized phosphor coating, the oscilloscope extends waveform persistence time, ensuring flicker-free visualization of low-frequency or intermittent signals. This allows users to compare multi-cycle waveform details effortlessly.
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Dual-Channel Four-Trace Capability
Supports two independent input channels, with each channel capable of displaying two traces simultaneously (e.g., input signal and trigger signal). This enables synchronized comparison of multiple signals or multi-dimensional analysis of a single signal.
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Slow-Scan Expansion
Offers ultra-low sweep speeds, capable of capturing minute-level signal variations. Ideal for long-term recording and analysis of ultra-low-frequency signals such as temperature, pressure, and mechanical vibrations.
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High Sensitivity & Broad Bandwidth
Provides wide-range voltage sensitivity adjustment and high input impedance to accurately capture weak signals. The broad frequency coverage supports diverse applications from DC to high-frequency signal analysis.
Applications
- Industrial Testing: Analyze motor drive signals, power supply noise, or slow-varying operational parameters of equipment.
- Scientific Research: Record biological signals, sensor outputs, or material property test data.
- Education: Demonstrate waveform synthesis, circuit transient responses, and other case studies to enhance student engagement.
- Electronics Maintenance: Diagnose intermittent fault signals and troubleshoot complex circuit issues.
Design Highlights
The oscilloscope features a user-friendly interface with a high-contrast display and intuitive knob controls, balancing professionalism with ease of use. Its robust construction ensures stable performance during prolonged operation, delivering reliable data accuracy for engineers, researchers, and technical educators.
（Total: 中英文合计约600字）
