sampling oscilloscope

简明释义

取样示波器

英英释义

例句

1.Using a sampling oscilloscope, we observed how the signal changed over time.

使用采样示波器，我们观察到了信号随时间变化的情况。

2.With the sampling oscilloscope, we can capture transient events that occur in microseconds.

使用采样示波器，我们可以捕捉到微秒内发生的瞬态事件。

3.During the testing phase, the sampling oscilloscope helped us identify noise in the signal.

在测试阶段，采样示波器帮助我们识别信号中的噪声。

4.The engineer used a sampling oscilloscope to analyze the high-frequency signals in the circuit.

工程师使用采样示波器分析电路中的高频信号。

5.A sampling oscilloscope is essential for digital signal processing applications.

对于数字信号处理应用，采样示波器是必不可少的。

作文

In the field of electronics and signal processing, a crucial tool for engineers and technicians is the sampling oscilloscope. This device allows users to visualize and analyze electrical signals over time, providing invaluable insights into the behavior of various electronic components. The sampling oscilloscope operates by capturing discrete samples of an analog signal at specific intervals, which are then used to reconstruct the waveform. This method of sampling enables the oscilloscope to display high-frequency signals that might be missed by traditional oscilloscopes. One of the key advantages of a sampling oscilloscope is its ability to handle fast signals. In modern electronics, many signals operate at frequencies that can exceed the capabilities of standard oscilloscopes. By utilizing advanced sampling techniques, the sampling oscilloscope can accurately capture and display these rapid changes in voltage, making it an essential tool for high-speed digital circuit testing. The operation of a sampling oscilloscope relies on the principles of Nyquist sampling, which states that to accurately reconstruct a signal, it must be sampled at least twice the highest frequency present in the signal. This principle ensures that the waveform displayed on the screen is a true representation of the actual signal. Engineers must carefully consider the sampling rate when using a sampling oscilloscope, as insufficient sampling can lead to aliasing, where higher frequency components appear as lower frequency signals. Moreover, the sampling oscilloscope is equipped with various features that enhance its usability. Many models come with built-in analysis tools that allow users to perform measurements such as rise time, fall time, and pulse width directly from the captured waveform. These features streamline the testing process and provide quick feedback, which is crucial in a fast-paced engineering environment. Additionally, modern sampling oscilloscopes often include connectivity options, enabling data transfer to computers for further analysis and documentation. As technology continues to advance, the role of the sampling oscilloscope becomes increasingly important. With the rise of high-speed communication systems, digital signal processing, and complex electronic designs, engineers rely on this tool to ensure their circuits function correctly and efficiently. Furthermore, educational institutions utilize sampling oscilloscopes in laboratories to teach students about signal behavior and analysis, highlighting the importance of this device in both professional and academic settings. In conclusion, the sampling oscilloscope is an indispensable instrument in the realm of electronics. Its ability to sample high-frequency signals accurately and provide detailed visualizations makes it a vital asset for engineers and technicians alike. As the demand for faster and more efficient electronic devices grows, the significance of the sampling oscilloscope will only continue to increase, solidifying its place as a fundamental tool in the study and application of electrical engineering.

在电子和信号处理领域，工程师和技术人员的重要工具之一是采样示波器。该设备使用户能够可视化和分析电信号随时间的变化，为各种电子元件的行为提供了无价的见解。采样示波器通过在特定间隔捕获模拟信号的离散样本，然后用这些样本重构波形，从而工作。这种采样方法使示波器能够显示可能被传统示波器遗漏的高频信号。采样示波器的一个主要优点是它处理快速信号的能力。在现代电子产品中，许多信号的工作频率可能超过标准示波器的能力。通过利用先进的采样技术，采样示波器可以准确捕获并显示电压的快速变化，使其成为高速度数字电路测试的基本工具。采样示波器的操作依赖于奈奎斯特采样原理，该原理指出为了准确重构信号，必须以至少两倍于信号中最高频率的速率进行采样。这个原则确保屏幕上显示的波形是真实信号的真实表示。工程师在使用采样示波器时必须仔细考虑采样率，因为不足的采样可能导致混叠现象，即高频成分显示为低频信号。此外，采样示波器配备了增强其可用性的各种功能。许多型号都配有内置分析工具，允许用户直接从捕获的波形中执行上升时间、下降时间和脉冲宽度等测量。这些功能简化了测试过程，并提供快速反馈，这在快速发展的工程环境中至关重要。此外，现代采样示波器通常包括连接选项，使数据能够传输到计算机进行进一步分析和文档记录。随着技术的不断进步，采样示波器的作用变得越来越重要。随着高速通信系统、数字信号处理和复杂电子设计的兴起，工程师依赖这一工具来确保他们的电路正常有效地工作。此外，教育机构在实验室中利用采样示波器来教授学生信号行为和分析，突显了该设备在专业和学术环境中的重要性。总之，采样示波器是电子领域中不可或缺的仪器。它准确采样高频信号并提供详细可视化的能力，使其成为工程师和技术人员的重要资产。随着对更快、更高效的电子设备需求的增长，采样示波器的重要性将继续增加，巩固其在电气工程研究和应用中的基础工具地位。