radio transmitter

简明释义

无线电发报机无线电发射机

英英释义

例句

1.We need to replace the old radio transmitter to improve our broadcast quality.

我们需要更换旧的无线电发射器以改善广播质量。

2.The radio transmitter in the car helps you stay connected while driving.

汽车中的无线电发射器帮助您在驾驶时保持连接。

3.The radio transmitter on the mountain top broadcasts signals to the entire valley.

山顶上的无线电发射器向整个山谷广播信号。

4.The radio transmitter allows us to communicate over long distances.

这个无线电发射器使我们能够进行远距离通信。

5.During the emergency, the radio transmitter was crucial for coordinating rescue efforts.

在紧急情况下，无线电发射器对于协调救援工作至关重要。

作文

In the world of communication technology, one of the most crucial components is the radio transmitter. A radio transmitter is a device that converts electrical energy into radio waves, which can then be transmitted through the air to communicate information over long distances. The significance of radio transmitters cannot be overstated, as they form the backbone of various forms of wireless communication, including radio broadcasting, television transmission, and even mobile phone networks.The basic principle behind a radio transmitter involves the modulation of electromagnetic waves. This process allows the transmitter to encode information, such as voice or data, onto a carrier wave. The modulated wave is then amplified and sent out through an antenna, which radiates the signal into the surrounding environment. The range and quality of the transmission depend on several factors, including the power of the transmitter, the frequency of the signal, and the type of antenna used.Historically, the invention of the radio transmitter marked a significant milestone in human communication. Early experiments in the late 19th century by inventors like Guglielmo Marconi laid the foundation for modern radio technology. Marconi's successful transmission of the first transatlantic radio signal in 1901 demonstrated the potential of radio transmitters to connect distant locations without the need for physical wires. This breakthrough not only revolutionized communication but also paved the way for advancements in broadcasting and telecommunications.Today, radio transmitters are ubiquitous. They are used in various applications, from AM and FM radio stations to television networks and satellite communications. In addition to traditional broadcasting, radio transmitters play a vital role in emergency services, aviation, and maritime communication. For instance, during natural disasters, radio transmitters are often the most reliable means of disseminating information to affected populations, ensuring that people receive timely updates and instructions.Moreover, the development of digital technology has led to significant advancements in radio transmitter design and functionality. Digital transmitters offer improved sound quality, greater efficiency, and the ability to transmit multiple signals simultaneously. This has resulted in the emergence of digital radio and television services, providing listeners and viewers with a wider range of content and enhanced audio-visual experiences.As we look to the future, the role of radio transmitters will continue to evolve. With the advent of new technologies such as 5G networks and the Internet of Things (IoT), the demand for reliable and efficient wireless communication will only increase. Radio transmitters will remain integral to this landscape, enabling seamless connectivity and facilitating the exchange of information across various platforms.In conclusion, the radio transmitter is a fundamental technology that has transformed the way we communicate. Its ability to transmit information wirelessly has opened up countless possibilities, connecting people and communities like never before. As technology advances, the importance of radio transmitters will only grow, solidifying their place as a cornerstone of modern communication systems.

在通信技术的世界中，最重要的组成部分之一就是无线电发射器。无线电发射器是一种将电能转换为无线电波的设备，这些无线电波可以通过空气传输信息，从而实现远距离通信。无线电发射器的重要性不容小觑，因为它们构成了各种无线通信形式的基础，包括广播、电视传输甚至移动电话网络。无线电发射器的基本原理涉及电磁波的调制。这个过程使发射器能够将信息（如声音或数据）编码到载波上。调制后的波被放大并通过天线发送，这样信号就会辐射到周围环境中。传输的范围和质量取决于多个因素，包括发射器的功率、信号的频率以及使用的天线类型。历史上，无线电发射器的发明标志着人类通信的一个重要里程碑。19世纪末，古列尔莫·马可尼等发明家进行的早期实验为现代无线电技术奠定了基础。马可尼在1901年成功传输了第一个跨大西洋无线电信号，展示了无线电发射器连接遥远地点的潜力，而无需物理线路。这一突破不仅彻底改变了通信方式，还为广播和电信的进步铺平了道路。如今，无线电发射器无处不在。它们用于各种应用，从AM和FM广播电台到电视网络和卫星通信。除了传统广播，无线电发射器在紧急服务、航空和海洋通信中也发挥着至关重要的作用。例如，在自然灾害期间，无线电发射器通常是向受影响人群传播信息的最可靠手段，确保人们及时收到更新和指示。此外，数字技术的发展使得无线电发射器的设计和功能得到了显著提升。数字发射器提供了更好的音质、更高的效率以及同时传输多个信号的能力。这导致了数字广播和电视服务的出现，为听众和观众提供了更广泛的内容和增强的视听体验。展望未来，无线电发射器的角色将继续演变。随着5G网络和物联网（IoT）等新技术的出现，对可靠和高效的无线通信的需求只会增加。无线电发射器将在这一领域中保持不可或缺的地位，促进无缝连接并促进各个平台之间的信息交流。总之，无线电发射器是一项根本性的技术，改变了我们沟通的方式。它以无线方式传输信息的能力打开了无数可能性，将人们和社区连接在一起。随着技术的进步，无线电发射器的重要性只会不断增长，巩固其作为现代通信系统基石的地位。