tuned radio-frequency

简明释义

射频调谐

英英释义

例句

1.The radio technician explained how a tuned radio-frequency 调谐射频 can enhance audio quality.

无线电技术员解释了调谐射频如何提升音频质量。

2.The scientist used a tuned radio-frequency 调谐射频 to communicate with the satellite.

科学家使用了一个调谐射频与卫星进行通信。

3.In the lab, we adjusted the tuned radio-frequency 调谐射频 to improve signal clarity.

在实验室，我们调整了调谐射频以改善信号清晰度。

4.The tuned radio-frequency 调谐射频 allows us to filter out unwanted signals.

该调谐射频使我们能够过滤掉不必要的信号。

5.We need to find the correct tuned radio-frequency 调谐射频 for the experiment to work.

我们需要找到正确的调谐射频以使实验正常进行。

作文

In the modern world, communication technology has evolved significantly, allowing us to connect with each other more easily than ever before. One of the fundamental principles behind many communication devices is the concept of a tuned radio-frequency. This term refers to the specific frequency at which a radio receiver is set to pick up signals from a transmitter. Understanding how tuned radio-frequency works can enhance our appreciation for the technology that surrounds us daily.The basic idea is quite simple: radio waves are electromagnetic waves that travel through the air and can carry information over long distances. When a radio station broadcasts a signal, it does so at a particular frequency. For a radio receiver to capture this signal effectively, it must be tuned to the same frequency as the transmitter. This is where the term tuned radio-frequency comes into play. By adjusting the dial on a radio, the user changes the receiver's frequency until it matches that of the desired station.The tuning process involves selecting a frequency that resonates with the incoming signal, allowing the receiver to filter out other frequencies. This is crucial because the radio spectrum is crowded with numerous signals, all vying for attention. Without proper tuning, a listener would hear a cacophony of sounds rather than a clear broadcast. The ability to isolate a single tuned radio-frequency enables us to enjoy music, news, and entertainment without interference from other stations.Moreover, the technology behind tuned radio-frequency has advanced over the years. Initially, radios used analog tuning, which required manual adjustment to find the right frequency. Today, digital tuners automatically lock onto the correct frequency, providing listeners with a seamless experience. This evolution has made it easier for people to access a wide range of programming without the frustration of static or poor reception.In addition to traditional radio, the principle of tuned radio-frequency is also applicable to other forms of wireless communication, such as television broadcasting, cell phones, and Wi-Fi networks. Each of these technologies relies on the ability to tune into specific frequencies to transmit and receive data. For example, cell phones operate within designated frequency bands to ensure clear voice calls and fast data transmission.Furthermore, the concept of tuned radio-frequency extends beyond consumer electronics. It plays a vital role in various fields, including aviation, military communications, and scientific research. In aviation, pilots rely on tuned frequencies to communicate with air traffic control and navigate safely. In military applications, secure communication channels often depend on precise frequency tuning to prevent eavesdropping.In summary, the term tuned radio-frequency encapsulates a fundamental aspect of how we connect and communicate in today's world. From the simple act of listening to a favorite radio station to the complex systems that support global communication, the ability to tune into specific frequencies is essential. As technology continues to advance, our understanding of tuned radio-frequency will undoubtedly deepen, leading to even more innovative ways to share information and connect with one another. This knowledge not only enhances our appreciation for technology but also empowers us to engage more fully in the digital age.

在现代世界中，通信技术已经显著发展，使我们能够比以往任何时候都更容易地相互联系。许多通信设备背后的基本原理之一是“调谐无线电频率”的概念。这个术语指的是无线电接收器设置为接收来自发射器信号的特定频率。理解“调谐无线电频率”的工作原理可以增强我们对日常周围技术的欣赏。基本思想相当简单：无线电波是穿过空气传播的电磁波，可以携带信息并在长距离上传输。当一个广播电台发送信号时，它是在特定的频率上进行广播的。为了使无线电接收器有效捕捉到这个信号，它必须调谐到与发射器相同的频率。这就是“调谐无线电频率”一词的由来。通过调整无线电上的旋钮，用户改变接收器的频率，直到它与所需电台的频率匹配。调谐过程涉及选择一个与传入信号共振的频率，使接收器能够过滤掉其他频率。这一点至关重要，因为无线电频谱中充满了众多信号，所有信号都在争夺注意力。如果没有适当的调谐，听众将听到一片嘈杂，而不是清晰的广播。隔离单个“调谐无线电频率”的能力使我们能够享受音乐、新闻和娱乐，而不受其他电台的干扰。此外，“调谐无线电频率”背后的技术多年来也有所进步。最初，无线电使用模拟调谐，这需要手动调整以找到正确的频率。如今，数字调谐器自动锁定正确的频率，为听众提供无缝的体验。这种演变使人们更容易访问各种节目，而不必忍受静电或接收不良的挫折。除了传统无线电，调谐无线电频率的原理也适用于其他形式的无线通信，如电视广播、手机和Wi-Fi网络。这些技术中的每一种都依赖于能够调谐到特定频率，以传输和接收数据。例如，手机在指定的频段内操作，以确保清晰的语音通话和快速的数据传输。此外，“调谐无线电频率”的概念超越了消费电子产品。在航空、军事通信和科学研究等多个领域中，它发挥着至关重要的作用。在航空中，飞行员依靠调谐频率与空中交通管制进行沟通并安全导航。在军事应用中，安全通信通道通常依赖于精确的频率调谐，以防止窃听。总之，“调谐无线电频率”这一术语概括了我们在当今世界连接和沟通的基本方面。从简单的收听喜欢的广播电台，到支持全球通信的复杂系统，调谐到特定频率的能力至关重要。随着技术的不断进步，我们对“调谐无线电频率”的理解无疑会加深，从而导致更创新的信息共享和相互连接的方式。这种知识不仅增强了我们对技术的欣赏，还使我们能够更充分地参与数字时代。