lowmedium frequency radio range

简明释义

低中频无线电导航信标

英英释义

例句

1.The ship's communication system operates within the lowmedium frequency radio range.

这艘船的通信系统工作在低中频无线电范围内。

2.Emergency services often use the lowmedium frequency radio range for reliable communication.

紧急服务通常使用低中频无线电范围进行可靠的通信。

3.Many amateur radio operators prefer using the lowmedium frequency radio range for their broadcasts.

许多业余无线电操作员更喜欢使用低中频无线电范围进行广播。

4.The lowmedium frequency radio range is ideal for long-distance transmission.

对于远距离传输来说，低中频无线电范围是理想的选择。

5.During the storm, the radio signals in the lowmedium frequency radio range remained stable.

在暴风雨期间，低中频无线电范围内的无线电信号保持稳定。

作文

In the realm of telecommunications, understanding the various frequency ranges is crucial for effective communication. One such important range is the lowmedium frequency radio range, which plays a significant role in both commercial and amateur radio operations. The lowmedium frequency radio range encompasses frequencies typically between 300 kHz and 3 MHz. This range is particularly known for its ability to propagate over long distances, making it ideal for certain types of communication, especially in situations where other frequencies may falter due to atmospheric conditions or geographical obstacles.The characteristics of the lowmedium frequency radio range make it suitable for various applications. For instance, maritime and aeronautical communications often rely on this frequency range because it can penetrate through obstacles like buildings and natural terrain. Additionally, the lowmedium frequency radio range is less susceptible to noise interference compared to higher frequencies, which makes it a reliable choice for critical communications.Moreover, the lowmedium frequency radio range is utilized by many broadcasting stations to transmit news, weather updates, and entertainment programs. This is particularly important in rural areas where access to the internet may be limited, and radio remains a primary source of information. The consistency and reliability of signals within this range ensure that listeners can receive broadcasts even during adverse weather conditions.However, the lowmedium frequency radio range also has its limitations. While it can travel long distances, the bandwidth available is narrow, which restricts the amount of data that can be transmitted at any given time. This means that while voice communications are clear and intelligible, using this range for high-speed data transfer is not feasible. As technology advances, there is a growing need for higher bandwidth solutions, which has led to the exploration of other frequency ranges.Additionally, as we move towards a more digital world, the relevance of the lowmedium frequency radio range is being challenged by newer technologies such as satellite communications and fiber optics. These technologies offer greater bandwidth and faster data transmission rates, which are essential for modern communication needs. However, the lowmedium frequency radio range remains a vital component of the communication spectrum, especially in emergency situations where rapid deployment of communication systems is necessary.In conclusion, the lowmedium frequency radio range serves as an essential part of our communication landscape. Its unique properties allow for reliable long-distance communication in various fields, from broadcasting to aviation. While it faces challenges from emerging technologies, its importance cannot be understated, particularly in scenarios where traditional communication infrastructures may fail. Understanding the lowmedium frequency radio range and its applications will continue to be important as we navigate the complexities of modern communication.

在电信领域，了解各种频率范围对于有效的沟通至关重要。其中一个重要的范围是低中频无线电范围，它在商业和业余无线电操作中发挥着重要作用。低中频无线电范围通常涵盖300 kHz到3 MHz之间的频率。这个范围以其在长距离传播方面的能力而闻名，使其非常适合某些类型的通信，尤其是在其他频率因大气条件或地理障碍而受阻的情况下。低中频无线电范围的特性使其适用于多种应用。例如，海上和航空通信通常依赖于这一频率范围，因为它可以穿透建筑物和自然地形等障碍。此外，低中频无线电范围比高频更不易受到噪声干扰，这使其成为关键通信的可靠选择。此外，许多广播电台利用低中频无线电范围来传输新闻、天气更新和娱乐节目。这在农村地区尤为重要，因为那里可能缺乏互联网接入，而无线电仍然是信息的主要来源。这一范围内信号的一致性和可靠性确保听众即使在恶劣天气条件下也能接收到广播。然而，低中频无线电范围也有其局限性。虽然它可以传播较远的距离，但可用的带宽较窄，这限制了在任何给定时间内可以传输的数据量。这意味着虽然语音通信清晰且易于理解，但在这一范围内进行高速数据传输并不可行。随着技术的发展，对更高带宽解决方案的需求日益增长，这导致对其他频率范围的探索。此外，随着我们向数字化世界的迈进，低中频无线电范围的相关性正受到卫星通信和光纤等新技术的挑战。这些技术提供了更大的带宽和更快的数据传输速率，这对于现代通信需求至关重要。然而，低中频无线电范围仍然是通信频谱的重要组成部分，特别是在紧急情况下，快速部署通信系统是必要的。总之，低中频无线电范围作为我们通信环境的重要组成部分。它独特的属性允许在各个领域进行可靠的长距离通信，从广播到航空。尽管面临新兴技术的挑战，但其重要性不容小觑，特别是在传统通信基础设施可能失效的情况下。理解低中频无线电范围及其应用将继续在我们应对现代通信复杂性时发挥重要作用。