tube voltmeter

简明释义

电子管电压表

英英释义

例句

1.The engineer used a tube voltmeter to measure the voltage across the circuit components.

工程师使用管式电压表测量电路元件之间的电压。

2.For high voltage applications, a reliable tube voltmeter is essential.

对于高电压应用，可靠的管式电压表是必不可少的。

3.In our lab, we often rely on a tube voltmeter for accurate voltage readings.

在我们的实验室中，我们经常依赖管式电压表来获得准确的电压读数。

4.Before starting the experiment, make sure to calibrate the tube voltmeter properly.

在开始实验之前，请确保正确校准管式电压表。

5.The tube voltmeter showed a significant drop in voltage during the test.

管式电压表在测试过程中显示出电压显著下降。

作文

The tube voltmeter is an essential instrument in the field of electronics and electrical engineering. It is primarily used to measure the voltage across various components in a circuit. Understanding how a tube voltmeter operates can provide insights into its significance and applications in real-world scenarios.A tube voltmeter utilizes a vacuum tube as its primary sensing element. Unlike modern digital voltmeters, which rely on semiconductor technology, the tube voltmeter employs the principles of electron flow and thermionic emission. This unique design allows it to measure high voltages accurately, making it particularly useful in laboratory settings and for testing high-voltage equipment.One of the key advantages of a tube voltmeter is its ability to handle large voltage ranges without significant distortion. This is crucial when dealing with sensitive electronic components that can be easily damaged by excessive voltage. Moreover, the analog nature of the tube voltmeter provides a continuous reading, allowing engineers to observe voltage fluctuations in real-time. This characteristic is particularly beneficial during troubleshooting processes, where quick adjustments may be necessary.In addition to its accuracy, the tube voltmeter is also known for its robustness. The vacuum tubes used in these devices are generally more durable than their solid-state counterparts. This durability makes the tube voltmeter a reliable choice for fieldwork, where instruments are exposed to harsh conditions. However, it is important to note that the use of vacuum tubes requires careful handling and maintenance, as they can be sensitive to shock and vibration.Another interesting aspect of the tube voltmeter is its historical significance. Before the advent of modern digital measuring devices, vacuum tube technology was at the forefront of electrical measurement. Many engineers and technicians who worked with early electronic systems relied heavily on tube voltmeters for their precision and reliability. Today, while digital voltmeters are more commonly used, the tube voltmeter still holds a place of respect among enthusiasts and professionals who appreciate vintage technology.In practical applications, the tube voltmeter can be found in various settings. For example, in radio frequency (RF) applications, engineers often use tube voltmeters to ensure that signals are transmitted at the correct voltage levels. Similarly, in laboratories, researchers might utilize this device to conduct experiments that require precise voltage measurements. The versatility of the tube voltmeter makes it an invaluable tool in multiple disciplines, ranging from telecommunications to power generation.In conclusion, the tube voltmeter is more than just a measuring device; it represents a significant part of electrical engineering history. Its unique operating principles, combined with its durability and accuracy, make it a preferred choice in specific applications. While technology has evolved and newer devices have emerged, the tube voltmeter continues to be appreciated for its contributions to the field. Understanding its function and importance not only enhances our knowledge of electrical measurement but also pays homage to the technological advancements that have shaped the industry today.

管式电压表是电子和电气工程领域的一种重要仪器。它主要用于测量电路中各个组件之间的电压。理解管式电压表的工作原理可以让我们深入了解其在现实场景中的重要性和应用。管式电压表利用真空管作为其主要传感元件。与现代数字电压表依赖半导体技术不同，管式电压表采用电子流动和热离子发射的原理。这种独特的设计使其能够准确测量高电压，这使得它在实验室环境和测试高压设备时特别有用。管式电压表的一个关键优点是它能够处理大电压范围而不会产生显著失真。这在处理可能因过高电压而轻易损坏的敏感电子元件时至关重要。此外，管式电压表的模拟特性提供了连续的读数，使工程师能够实时观察电压波动。这一特性在故障排除过程中尤其有利，因为在此过程中可能需要快速调整。除了其准确性外，管式电压表还以其坚固性而闻名。用于这些设备的真空管通常比其固态对应物更耐用。这种耐用性使管式电压表成为野外工作的可靠选择，在那里仪器会暴露于恶劣条件下。然而，需要注意的是，使用真空管需要小心处理和维护，因为它们对冲击和振动可能很敏感。管式电压表的另一个有趣方面是它的历史意义。在现代数字测量设备出现之前，真空管技术是电气测量的前沿。许多与早期电子系统合作的工程师和技术人员在其精确性和可靠性上严重依赖管式电压表。如今，虽然数字电压表更常用，但管式电压表在欣赏复古技术的爱好者和专业人士中仍然占有一席之地。在实际应用中，管式电压表可以在各种环境中找到。例如，在无线电频率（RF）应用中，工程师经常使用管式电压表来确保信号以正确的电压水平传输。同样，在实验室中，研究人员可能利用该设备进行需要精确电压测量的实验。管式电压表的多功能性使其成为多个学科中不可或缺的工具，从电信到发电。总之，管式电压表不仅仅是一个测量设备；它代表了电气工程历史的重要部分。其独特的工作原理，加上其耐用性和准确性，使其在特定应用中成为首选。虽然技术已经发展，新设备也相继问世，但管式电压表仍因其对该领域的贡献而受到重视。理解其功能和重要性不仅增强了我们对电气测量的知识，也向塑造今天行业的技术进步致敬。