thermionic valve receiver

简明释义

热电子接收机

英英释义

例句

1.Many vintage radio enthusiasts prefer the sound quality of a thermionic valve receiver over modern digital receivers.

许多复古无线电爱好者更喜欢热电子阀接收器的音质，而不是现代数字接收器。

2.To repair the thermionic valve receiver, you need to understand its circuit design.

要修理热电子阀接收器，你需要了解它的电路设计。

3.The early radio broadcasts were transmitted using a thermionic valve receiver.

早期的广播使用了热电子阀接收器进行传输。

4.In my grandfather's workshop, I found an old thermionic valve receiver that still works.

在我祖父的车间里，我发现了一台仍然能工作的旧热电子阀接收器。

5.The thermionic valve receiver was a significant advancement in radio technology during the 1920s.

在20世纪20年代，热电子阀接收器是无线电技术的一项重要进步。

作文

The invention of the thermionic valve receiver marked a significant turning point in the history of communication technology. Before its introduction, radio communication was limited and often unreliable. The thermionic valve receiver enabled clearer and more stable reception of radio signals, revolutionizing how information could be transmitted over long distances. This technology is based on the principle of thermionic emission, where electrons are emitted from a heated cathode and can be manipulated to amplify signals. In the early 20th century, the development of the thermionic valve receiver was a groundbreaking achievement. Inventors like John Ambrose Fleming and Lee De Forest played pivotal roles in refining this technology. Fleming's diode, the first thermionic valve receiver, allowed for the detection of radio waves, while De Forest’s triode added the ability to amplify weak signals. This advancement laid the foundation for modern electronics and paved the way for future innovations in radio and television broadcasting.The impact of the thermionic valve receiver extended beyond just radio communication. It played a crucial role in various fields such as aviation, military communications, and even early computing. For instance, during World War II, reliable communication was essential for coordinating military operations. The enhanced capabilities provided by thermionic valve receivers ensured that messages could be sent and received with greater accuracy and speed.Furthermore, the thermionic valve receiver contributed to the growth of the entertainment industry. As radio became a popular medium for news and entertainment, households around the world began to invest in radios equipped with these receivers. This not only changed how people consumed information but also created a new form of social interaction, as families gathered around their radios to listen to broadcasts together.Despite the rise of solid-state electronics in the latter half of the 20th century, which offered smaller, more efficient alternatives to the thermionic valve receiver, the legacy of this technology remains significant. Today, many audiophiles and musicians still appreciate the unique sound quality produced by vacuum tube amplifiers, which are based on the same principles as the original thermionic valve receivers. In conclusion, the thermionic valve receiver was not merely a technological advancement; it represented a shift in how humans communicate and connect with one another. Its influence can still be felt today in various forms of media and technology. Understanding the history and function of the thermionic valve receiver allows us to appreciate the evolution of communication technology and its profound impact on society. As we continue to innovate and develop new technologies, the foundational work done by early inventors in the realm of thermionic valve receivers serves as a reminder of the importance of creativity and perseverance in the face of challenges.

热电子阀接收器的发明标志着通信技术历史上的一个重要转折点。在其引入之前，无线电通信受到限制，且常常不可靠。热电子阀接收器使得无线电信号的接收更加清晰和稳定，彻底改变了信息如何在长距离间传输。这项技术基于热电子发射的原理，即电子从加热的阴极中发射出来，并可以被操控以放大信号。在20世纪初，热电子阀接收器的发展是一项突破性的成就。约翰·安布罗斯·弗莱明和李·德·福雷斯特等发明者在完善这项技术方面发挥了关键作用。弗莱明的二极管是第一个热电子阀接收器，允许检测无线电波，而德·福雷斯特的三极管则增加了放大微弱信号的能力。这一进步为现代电子学奠定了基础，并为未来的广播和电视创新铺平了道路。热电子阀接收器的影响不仅限于无线电通信。它在航空、军事通信甚至早期计算机等多个领域都发挥了重要作用。例如，在第二次世界大战期间，可靠的通信对于协调军事行动至关重要。热电子阀接收器提供的增强能力确保了信息能够更准确、更快速地发送和接收。此外，热电子阀接收器还促进了娱乐产业的增长。随着无线电成为新闻和娱乐的热门媒介，世界各地的家庭开始投资于配备这些接收器的收音机。这不仅改变了人们获取信息的方式，还创造了一种新的社会互动形式，因为家庭聚集在收音机旁一起收听广播。尽管在20世纪后半叶固态电子学的兴起提供了比热电子阀接收器更小、更高效的替代品，但这一技术的遗产仍然具有重要意义。今天，许多音响爱好者和音乐家仍然欣赏由真空管放大器产生的独特音质，这些放大器基于与原始热电子阀接收器相同的原理。总之，热电子阀接收器不仅仅是一项技术进步；它代表了人类沟通和相互联系方式的转变。它的影响至今仍在各种媒体和技术中显现。理解热电子阀接收器的历史和功能使我们能够欣赏通信技术的演变及其对社会的深远影响。当我们继续创新和开发新技术时，早期发明者在热电子阀接收器领域所做的基础性工作提醒我们，在面对挑战时创造力和毅力的重要性。