medium-high frequency direction finder

简明释义

中高频测向仪

英英释义

例句

1.In aviation, a medium-high frequency direction finder is essential for tracking aircraft positions.

在航空领域，中高频方向探测器对于追踪飞机位置至关重要。

2.To improve communication, the technician adjusted the settings of the medium-high frequency direction finder.

为了改善通信，技术人员调整了中高频方向探测器的设置。

3.During the search operation, the rescue team relied on a medium-high frequency direction finder to pinpoint the distress signal.

在搜救行动中，救援队依靠中高频方向探测器来准确定位求救信号。

4.The military employed a medium-high frequency direction finder for reconnaissance missions.

军方在侦察任务中使用了中高频方向探测器。

5.The marine research team used a medium-high frequency direction finder to locate the source of underwater signals.

海洋研究团队使用中高频方向探测器定位水下信号的来源。

作文

In the world of telecommunications and navigation, various tools and technologies are employed to ensure accurate communication and positioning. One such important tool is the medium-high frequency direction finder, which plays a crucial role in determining the direction of radio signals. This device operates within the medium to high frequency range, typically between 300 kHz and 3 MHz. Understanding how this technology works and its applications can provide valuable insights into its significance in modern communication systems.The medium-high frequency direction finder utilizes multiple antennas to detect the incoming radio waves from a transmitter. By analyzing the phase difference of the signals received by these antennas, the device can determine the direction from which the signal originated. This capability is essential for various applications, including maritime navigation, aviation, and even search and rescue operations. For instance, ships at sea can use this technology to locate distress signals from other vessels or to navigate safely through busy shipping lanes.In addition to its practical applications, the medium-high frequency direction finder also serves an important role in radio monitoring and surveillance. Governments and organizations often employ these devices to track unauthorized transmissions or to monitor compliance with communication regulations. This aspect of the technology highlights its importance in maintaining order and safety in the airwaves, ensuring that licensed operators can communicate without interference from unregulated sources.Moreover, advancements in technology have led to the development of more sophisticated medium-high frequency direction finders. Modern devices are equipped with digital signal processing capabilities, allowing for enhanced accuracy and faster response times. These improvements have made it possible to pinpoint the direction of signals with greater precision, which is especially useful in congested frequency environments where multiple signals may be present.The integration of the medium-high frequency direction finder with other technologies, such as GPS and radar systems, further expands its utility. For example, in aviation, pilots can use a combination of GPS data and direction finding to navigate more effectively, particularly in areas where visual references are limited. Similarly, in military operations, combining direction finding with other surveillance technologies can provide a comprehensive situational awareness that is critical for mission success.In conclusion, the medium-high frequency direction finder is an essential tool in the field of telecommunications and navigation. Its ability to accurately determine the direction of radio signals makes it invaluable for various applications, from maritime navigation to regulatory enforcement. As technology continues to evolve, the capabilities of these devices will likely expand, further enhancing their effectiveness and reliability. Understanding the significance of the medium-high frequency direction finder not only highlights its current importance but also points to its potential future developments in an increasingly interconnected world.

在电信和导航的世界中，各种工具和技术被用来确保准确的通信和定位。其中一个重要的工具是中高频方向探测器，它在确定无线电信号的方向方面发挥着至关重要的作用。该设备在中高频范围内工作，通常在300 kHz到3 MHz之间。理解这项技术的工作原理及其应用可以为我们提供有关其在现代通信系统中重要性的宝贵见解。中高频方向探测器利用多个天线来检测来自发射器的无线电波。通过分析这些天线接收到的信号的相位差，设备可以确定信号来源的方向。这种能力对于各种应用至关重要，包括海洋导航、航空以及搜救行动。例如，海上的船只可以使用这项技术来定位其他船只的求救信号或安全地穿越繁忙的航道。除了实际应用外，中高频方向探测器还在无线电监测和监视中发挥着重要作用。政府和组织常常使用这些设备来跟踪未经授权的传输或监测通信法规的遵守情况。这一技术的这一方面突显了其在维护电波秩序和安全方面的重要性，确保持证操作员能够在没有干扰的情况下进行通信。此外，技术的进步导致了更复杂的中高频方向探测器的发展。现代设备配备了数字信号处理能力，从而提高了准确性和响应速度。这些改进使得在拥挤的频率环境中能够更精确地确定信号的方向，这在多个信号可能同时存在的情况下尤其有用。将中高频方向探测器与其他技术（如GPS和雷达系统）集成，进一步扩展了其实用性。例如，在航空领域，飞行员可以使用GPS数据和方向探测的组合来更有效地导航，特别是在视觉参考有限的区域。同样，在军事行动中，将方向探测与其他监视技术结合，可以提供关键任务成功所需的全面态势感知。总之，中高频方向探测器是电信和导航领域的一个重要工具。它准确确定无线电信号方向的能力使其在从海洋导航到监管执行等各种应用中变得不可或缺。随着技术的不断发展，这些设备的能力可能会进一步扩展，从而增强其有效性和可靠性。理解中高频方向探测器的重要性不仅突显了其当前的重要性，还指向了在日益互联的世界中可能的未来发展。