cathode-ray oscilloscope

简明释义

阴极射线示波器

英英释义

例句

1.The engineer used a cathode-ray oscilloscope to analyze the electrical signals in the circuit.

工程师使用阴极射线示波器分析电路中的电信号。

2.When troubleshooting the radio, the technician connected a cathode-ray oscilloscope to visualize the waveform.

在排除收音机故障时，技术人员连接了一个阴极射线示波器以可视化波形。

3.Students learned how to operate a cathode-ray oscilloscope during their electronics lab class.

学生们在电子实验课上学习如何操作阴极射线示波器。

4.The cathode-ray oscilloscope is an essential tool for observing the output of electronic devices.

阴极射线示波器是观察电子设备输出的基本工具。

5.By using a cathode-ray oscilloscope, the researchers were able to detect minute changes in the signal.

通过使用阴极射线示波器，研究人员能够检测到信号中的微小变化。

作文

The development of technology has significantly transformed the way we visualize and analyze electrical signals. One of the most remarkable inventions in this field is the cathode-ray oscilloscope (示波器), a device that allows engineers and scientists to observe the waveform of electronic signals in real-time. This instrument has become an indispensable tool in various industries, including telecommunications, automotive, and medical fields, due to its ability to provide precise measurements and detailed visual representations of electrical phenomena.A cathode-ray oscilloscope operates by using a cathode ray tube (CRT) to display the voltage signals as waveforms on a screen. The CRT contains a heated cathode that emits electrons, which are then accelerated and focused into a narrow beam. This beam is directed toward a phosphorescent screen, where it creates visible traces corresponding to the input signal. By adjusting the time base and voltage scales, users can manipulate the display to analyze different aspects of the signal, such as frequency, amplitude, and phase.One of the key advantages of a cathode-ray oscilloscope is its ability to capture transient events that occur over very short periods. For instance, in the field of telecommunications, engineers often need to troubleshoot signal integrity issues. The oscilloscope allows them to visualize glitches or noise that may affect data transmission, enabling them to identify and rectify problems swiftly. Furthermore, the oscilloscope can be used to measure rise and fall times of signals, which is critical in ensuring that electronic devices operate efficiently.In addition to its applications in telecommunications, the cathode-ray oscilloscope plays a vital role in the automotive industry. Modern vehicles are equipped with numerous electronic systems that require careful monitoring and analysis. Engineers use oscilloscopes to test components such as ignition systems, sensors, and control modules. By observing the waveforms generated by these components, they can diagnose faults and optimize performance, ensuring the vehicle operates safely and efficiently.Moreover, in the medical field, the cathode-ray oscilloscope is instrumental in diagnostic equipment, such as electrocardiograms (ECGs). These devices monitor the electrical activity of the heart, providing valuable information about a patient's cardiac health. By analyzing the waveforms produced by the ECG, healthcare professionals can detect irregularities, assess heart conditions, and make informed decisions regarding treatment options.Despite the advent of digital oscilloscopes, which offer enhanced features and capabilities, the cathode-ray oscilloscope remains relevant due to its unique characteristics. Many engineers appreciate the analog nature of CRTs, as they provide a smooth and continuous display of waveforms, making it easier to interpret subtle changes in signals. Additionally, the simplicity and reliability of analog oscilloscopes make them a preferred choice in certain situations.In conclusion, the cathode-ray oscilloscope (示波器) has revolutionized the way we analyze electrical signals. Its ability to provide real-time visualization of waveforms has made it an essential tool across various industries, from telecommunications to automotive and medical fields. As technology continues to advance, the significance of this instrument remains steadfast, proving that even in a digital age, the fundamentals of signal analysis still hold great importance.