electron tube

简明释义

电子管

英英释义

例句

1.In high-power applications, the electron tube 电子管 can handle much more voltage than transistors.

在高功率应用中，电子管可以处理比晶体管高得多的电压。

2.The electron tube 电子管 is essential in some types of television sets.

电子管在某些类型的电视机中至关重要。

3.Many vintage audio enthusiasts prefer systems that use electron tubes 电子管 for their warm sound.

许多复古音响爱好者更喜欢使用电子管的系统，因为它们的声音温暖。

4.The invention of the electron tube 电子管 revolutionized telecommunications in the 20th century.

电子管的发明彻底改变了20世纪的电信行业。

5.The electron tube 电子管 was widely used in early radios to amplify signals.

电子管在早期收音机中被广泛用于放大信号。

作文

The invention of the electron tube has significantly shaped the landscape of modern electronics. An electron tube (电子管) is a device that controls electric current flow in a vacuum between electrodes to which an electric potential difference has been applied. These tubes played a pivotal role in the development of various technologies, including radio, television, and early computers. In the early 20th century, the first electron tube was created by John Ambrose Fleming, known as the vacuum tube or electron tube. This device allowed for the amplification of electrical signals, which was revolutionary at the time. Before the advent of the electron tube, electrical signals could not be amplified effectively, limiting the range and clarity of communication devices. With the introduction of the electron tube, radio transmissions became clearer and more reliable, paving the way for the golden age of radio broadcasting.As technology advanced, the electron tube continued to evolve. The development of the cathode ray tube (CRT), which is essentially a specialized type of electron tube, led to the creation of television sets. The CRT allowed for the display of moving images, transforming entertainment and information dissemination. Families gathered around their televisions, and the electron tube became a staple in households across the globe.Moreover, electron tubes were critical in the early days of computing. The first electronic computers, such as ENIAC, utilized thousands of vacuum tubes to perform calculations. These machines were massive, consuming a great deal of power and generating considerable heat due to the many electron tubes they contained. Despite their size and inefficiency, they laid the groundwork for the development of modern computing technologies.However, as technology progressed, the limitations of the electron tube became apparent. Transistors, which are smaller, more efficient, and more reliable than electron tubes, began to replace them in most applications during the 1960s. Transistors allowed for the miniaturization of electronic devices, leading to the compact and portable gadgets we use today. Although electron tubes are no longer the cornerstone of modern electronics, they still hold significance in specific applications, such as high-power transmitters and audiophile audio equipment, where their unique sound characteristics are prized.In conclusion, the electron tube (电子管) has played an essential role in the evolution of electronic technology. From its inception in the early 1900s to its impact on radio, television, and computing, the electron tube has been a crucial component in shaping the modern world. While it has largely been replaced by transistors in most areas, its legacy continues to influence technology and design, reminding us of the remarkable journey of innovation in electronics.