vacuum tube oscillator

简明释义

电子管振荡器

英英释义

例句

1.She modified the circuit to improve the performance of the vacuum tube oscillator 真空管振荡器.

她修改了电路以提高真空管振荡器的性能。

2.The vacuum tube oscillator 真空管振荡器 is crucial for maintaining stable frequencies in communication systems.

在通信系统中，真空管振荡器对于维持稳定频率至关重要。

3.In our physics lab, we built a simple vacuum tube oscillator 真空管振荡器 to study wave phenomena.

在我们的物理实验室，我们构建了一个简单的真空管振荡器来研究波动现象。

4.Many vintage audio amplifiers use a vacuum tube oscillator 真空管振荡器 for generating sound waves.

许多复古音频放大器使用真空管振荡器来产生声波。

5.The engineer explained how the vacuum tube oscillator 真空管振荡器 works in radio frequency applications.

工程师解释了如何在射频应用中使用真空管振荡器。

作文

The evolution of technology has been a fascinating journey, particularly in the field of electronics. One of the most significant inventions that paved the way for modern electronics is the vacuum tube oscillator. This device played a crucial role in the development of radio technology and continues to influence various applications today.A vacuum tube oscillator is an electronic circuit that generates oscillating signals, typically used for radio frequency transmission. It consists of a vacuum tube, which is a sealed glass or metal container from which air has been removed, allowing electrons to flow freely between electrodes. The fundamental principle behind the operation of a vacuum tube oscillator is based on the control of electron flow, enabling the generation of high-frequency signals.Historically, the invention of the vacuum tube oscillator can be traced back to the early 20th century. Inventors like Edwin Armstrong and Harold Stephen Black contributed significantly to its development. Armstrong's work on regenerative circuits allowed for the amplification of weak radio signals, while Black's invention of the negative resistance oscillator led to more stable frequencies. These innovations provided a foundation for the widespread use of vacuum tube oscillators in early radio transmitters and receivers.The significance of the vacuum tube oscillator extends beyond radio technology. During World War II, these devices were instrumental in radar technology, helping to detect enemy aircraft and ships. The ability to generate precise oscillating signals allowed for improved communication and navigation systems, which were vital during the war.As technology progressed, the introduction of transistors in the 1950s marked a turning point in electronics. Transistors, being smaller, more efficient, and more reliable than vacuum tube oscillators, began to replace them in many applications. However, there are still niches where vacuum tube oscillators are preferred, particularly in high-power applications and audio equipment. Audiophiles often argue that the warm sound produced by tube amplifiers is unmatched by solid-state devices, leading to a resurgence of interest in vacuum tube technology in recent years.In conclusion, the vacuum tube oscillator represents a pivotal advancement in the history of electronics. Its ability to generate oscillating signals laid the groundwork for numerous technologies that we rely on today. Although it has largely been replaced by more modern components, the legacy of the vacuum tube oscillator endures, reminding us of the ingenuity and creativity that drive technological progress. As we continue to innovate and explore new frontiers in electronics, understanding the principles behind devices like the vacuum tube oscillator can provide valuable insights into the past and future of technology.

技术的演变一直是一个迷人的旅程，尤其是在电子领域。最重要的发明之一是真空管振荡器，它为现代电子技术铺平了道路。这种设备在无线电技术的发展中发挥了至关重要的作用，并继续影响今天的各种应用。真空管振荡器是一种产生振荡信号的电子电路，通常用于无线电频率传输。它由一个真空管组成，真空管是一个密封的玻璃或金属容器，其中空气已被去除，允许电子在电极之间自由流动。真空管振荡器的工作原理基于对电子流的控制，从而能够生成高频信号。从历史上看，真空管振荡器的发明可以追溯到20世纪初。爱德温·阿姆斯特朗和哈罗德·斯蒂芬·布莱克等发明者对其发展做出了重要贡献。阿姆斯特朗在再生电路方面的工作使得微弱无线电信号的放大成为可能，而布莱克的负阻振荡器的发明则导致了更稳定的频率。这些创新为真空管振荡器在早期无线电发射器和接收器中的广泛使用奠定了基础。真空管振荡器的重要性超越了无线电技术。在第二次世界大战期间，这些设备在雷达技术中发挥了重要作用，帮助探测敌方飞机和船只。产生精确振荡信号的能力改善了通信和导航系统，这在战争中至关重要。随着技术的发展，1950年代晶体管的引入标志着电子学的转折点。晶体管比真空管振荡器小得多、更高效且更可靠，开始在许多应用中取代它们。然而，在某些领域，尤其是高功率应用和音频设备中，仍然偏好使用真空管振荡器。音响爱好者常常争辩说，真空管放大器产生的温暖音色是固态设备无法比拟的，导致近年来对真空管技术的兴趣复苏。总之，真空管振荡器代表了电子历史上的一个重要进步。它产生振荡信号的能力为我们今天依赖的众多技术奠定了基础。尽管它在很大程度上被更现代的组件取代，但真空管振荡器的遗产依然存在，提醒我们推动技术进步的创造力和独创性。随着我们继续创新并探索电子学的新前沿，理解像真空管振荡器这样的设备背后的原理可以为我们提供对技术过去和未来的宝贵见解。