medium high frequency direction finder

简明释义

中高频测向仪

英英释义

例句

1.The military uses a medium high frequency direction finder for reconnaissance missions to intercept enemy communications.

军方使用中高频方向探测器进行侦察任务，以拦截敌方通信。

2.The ship's navigation system includes a medium high frequency direction finder, which helps in locating other vessels.

船只的导航系统包括一个中高频方向探测器，这有助于定位其他船只。

3.The medium high frequency direction finder is essential for ensuring safe communication in maritime operations.

在海洋作业中，中高频方向探测器对于确保安全通信至关重要。

4.During the search and rescue operation, the team relied on the medium high frequency direction finder to track emergency signals.

在搜救行动中，团队依靠中高频方向探测器来跟踪紧急信号。

5.Operators trained in using the medium high frequency direction finder can quickly identify the source of radio transmissions.

受过培训的操作员可以快速识别无线电传输源，使用中高频方向探测器。

作文

In the field of radio communications and navigation, the term medium high frequency direction finder refers to a specialized device used to determine the direction of incoming radio signals within the medium high frequency range. This range typically spans from 300 kHz to 3 MHz, which is crucial for various applications including maritime navigation, aviation, and emergency services. The importance of a medium high frequency direction finder cannot be overstated, as it plays a vital role in ensuring safety and efficiency in communication systems. The operation of a medium high frequency direction finder involves the use of antennas that can detect radio waves from different directions. By analyzing the phase difference of the signals received by multiple antennas, the device can accurately pinpoint the source of the transmission. This capability is essential for navigators who need to locate distress signals or identify the position of other vessels in the vicinity. For instance, in maritime environments, a medium high frequency direction finder helps sailors avoid collisions and navigate safely through congested waters. Moreover, the technology behind a medium high frequency direction finder has evolved significantly over the years. Early versions were primarily analog devices that required manual adjustments and interpretation of readings. However, with advancements in digital technology, modern direction finders are equipped with sophisticated software that automates much of the process. This not only enhances accuracy but also allows for real-time data analysis, making it easier for users to respond quickly to changing conditions. In addition to navigation, medium high frequency direction finders are also utilized in various military applications. They are crucial for locating enemy transmissions and ensuring secure communication channels. Military personnel rely on these devices to gather intelligence and maintain situational awareness during operations. The ability to detect and analyze signals in the medium high frequency range gives them a strategic advantage in the field. Furthermore, the significance of a medium high frequency direction finder extends to emergency response situations. During natural disasters or search and rescue missions, these devices are employed to locate distress signals from stranded individuals or vehicles. The quick and accurate identification of signal sources can mean the difference between life and death in critical situations. Emergency services utilize this technology to coordinate their efforts and ensure that help reaches those in need as swiftly as possible. In conclusion, the medium high frequency direction finder is an indispensable tool in various fields, including navigation, military operations, and emergency response. Its ability to accurately determine the direction of incoming radio signals enhances safety and efficiency across numerous applications. As technology continues to advance, we can expect further improvements in the capabilities of these devices, making them even more effective in serving their intended purposes. Understanding the functionality and importance of a medium high frequency direction finder is essential for anyone involved in radio communications and navigation, as it underscores the critical role that such technology plays in our interconnected world.

在无线通信和导航领域，术语中高频方向探测器指的是一种专用设备，用于确定在中高频范围内接收的无线电信号的方向。这个范围通常从300 kHz到3 MHz，对于包括海洋导航、航空和紧急服务在内的各种应用至关重要。中高频方向探测器的重要性不容小觑，因为它在确保通信系统的安全性和效率方面发挥着重要作用。中高频方向探测器的操作涉及使用能够检测来自不同方向无线电波的天线。通过分析多个天线接收到的信号的相位差，该设备可以准确地确定传输源的位置。这种能力对于需要定位求救信号或识别附近其他船只位置的导航员至关重要。例如，在海洋环境中，中高频方向探测器帮助水手避免碰撞，并安全地穿越拥挤的水域。此外，中高频方向探测器背后的技术多年来已经显著发展。早期版本主要是模拟设备，需要手动调整和解读读数。然而，随着数字技术的进步，现代方向探测器配备了先进的软件，自动化了许多过程。这不仅提高了准确性，还允许实时数据分析，使用户更容易快速应对变化的条件。除了导航，中高频方向探测器还被广泛应用于各种军事应用。它们对于定位敌方传输和确保安全的通信渠道至关重要。军人依赖这些设备收集情报，并在行动中保持态势意识。在战场上，能够检测和分析中高频范围内的信号使他们获得了战略优势。此外，中高频方向探测器的意义还延伸到应急响应情况。在自然灾害或搜救任务期间，使用这些设备来定位被困个人或车辆的求救信号。信号源的快速和准确识别可能在关键情况下意味着生与死的区别。应急服务利用这一技术来协调他们的努力，确保帮助尽快抵达有需要的人。总之，中高频方向探测器是多个领域不可或缺的工具，包括导航、军事行动和应急响应。它准确确定接收无线电信号方向的能力增强了各类应用的安全性和效率。随着技术的不断进步，我们可以期待这些设备能力的进一步提升，使其在服务于预定目的时更加有效。理解中高频方向探测器的功能和重要性对任何参与无线通信和导航的人来说都是必不可少的，因为这突显了这种技术在我们互联世界中所发挥的关键作用。