acoustic filter

简明释义

滤声器

英英释义

例句

1.In the design of concert halls, architects often incorporate acoustic filters to enhance sound quality.

在音乐厅的设计中，建筑师通常会加入声学滤波器以增强音质。

2.The acoustic filter in this microphone helps isolate the speaker's voice from ambient sounds.

这个麦克风中的声学滤波器有助于将说话者的声音与环境声隔离开。

3.Using an acoustic filter can significantly improve the clarity of recorded audio.

使用声学滤波器可以显著提高录音音频的清晰度。

4.The sound engineer used an acoustic filter to reduce background noise during the recording session.

音响工程师在录音过程中使用了一个声学滤波器来减少背景噪音。

5.The research team developed a new type of acoustic filter for underwater communication.

研究小组开发了一种新型的声学滤波器用于水下通信。

作文

In the realm of sound engineering and acoustics, the term acoustic filter refers to a device or system that selectively allows certain frequencies of sound to pass through while attenuating others. This technology is crucial in various applications, including music production, telecommunications, and environmental noise control. Understanding the function and importance of an acoustic filter can greatly enhance our appreciation of sound quality and clarity in different settings.To begin with, it is essential to recognize that sound is a wave phenomenon, characterized by its frequency, amplitude, and phase. The human ear can perceive a wide range of frequencies, typically from 20 Hz to 20 kHz. However, not all sounds are pleasant or desirable. For instance, in a concert hall, musicians aim to produce harmonious sounds, while unwanted noise can detract from the overall experience. This is where an acoustic filter comes into play.An acoustic filter can be passive or active. Passive filters are often constructed using materials that absorb specific frequencies while allowing others to pass. These materials can include foam, fiberglass, or specially designed membranes. On the other hand, active filters use electronic components to manipulate sound waves, providing more precise control over frequency response. Both types of filters are invaluable in various environments, ensuring that only the desired sounds are heard.In music production, for example, sound engineers use acoustic filters to create a balanced mix of instruments and vocals. By applying filters during the mixing process, they can remove unwanted frequencies that may muddy the sound. For instance, a low-pass filter might be used to eliminate high-frequency noise from a vocal track, allowing the listener to focus on the clarity of the singer's voice. Similarly, a high-pass filter can be applied to remove low-frequency rumble from recordings, ensuring that the final product is polished and professional.Telecommunications also benefit significantly from acoustic filters. In phone systems, filters are employed to enhance call quality by eliminating background noise and ensuring that the speaker's voice is transmitted clearly. This is particularly important in environments with a lot of ambient noise, such as busy streets or crowded offices. By using acoustic filters, communication becomes more effective, allowing people to connect without distraction.Moreover, acoustic filters play a vital role in environmental noise control. Urban areas are often plagued by excessive noise pollution, which can have detrimental effects on health and well-being. Engineers design buildings and urban spaces with acoustic filters integrated into their architecture to minimize the impact of external noise. This can include soundproofing materials in walls, windows, and doors, creating a more peaceful environment for residents.In conclusion, the concept of an acoustic filter is integral to various fields, from music to telecommunications and environmental design. By selectively allowing certain frequencies to pass while blocking others, these filters enhance sound quality and clarity, making them indispensable tools in our increasingly noisy world. As technology continues to evolve, the development and application of acoustic filters will undoubtedly advance, offering even greater possibilities for improving our auditory experiences. Understanding the significance of acoustic filters not only deepens our appreciation for sound but also highlights the importance of innovation in creating a better listening environment for everyone.

在声学工程和声学领域，术语acoustic filter指的是一种设备或系统，它选择性地允许某些频率的声音通过，同时衰减其他频率。这项技术在音乐制作、电信和环境噪音控制等多个应用中至关重要。理解acoustic filter的功能和重要性可以大大增强我们对不同环境中音质和清晰度的欣赏。首先，必须认识到声音是一种波动现象，其特征包括频率、幅度和相位。人耳可以感知广泛的频率范围，通常从20赫兹到20千赫。然而，并不是所有的声音都是愉悦或可取的。例如，在音乐厅中，音乐家们旨在产生和谐的声音，而不必要的噪音可能会削弱整体体验。这就是acoustic filter发挥作用的地方。acoustic filter可以是被动的或主动的。被动滤波器通常使用吸收特定频率的材料来构建，同时允许其他频率通过。这些材料可以包括泡沫、玻璃纤维或专门设计的膜。另一方面，主动滤波器使用电子元件来操控声波，从而提供对频率响应的更精确控制。这两种类型的滤波器在各种环境中都是无价的，确保只有所需的声音被听到。例如，在音乐制作中，声音工程师使用acoustic filters来创建乐器和人声的平衡混合。通过在混音过程中应用滤波器，他们可以去除可能使声音模糊的不必要频率。例如，低通滤波器可以用来消除人声轨道中的高频噪音，使听众能够集中注意力于歌手声音的清晰度。类似地，高通滤波器可以应用于去除录音中的低频隆隆声，确保最终产品光滑且专业。电信也显著受益于acoustic filters。在电话系统中，滤波器被用来通过消除背景噪音并确保说话者的声音清晰传输来增强通话质量。这在环境噪音较大的地方尤为重要，例如繁忙的街道或拥挤的办公室。通过使用acoustic filters，沟通变得更加有效，使人们能够在没有干扰的情况下联系。此外，acoustic filters在环境噪声控制中也发挥着至关重要的作用。城市地区常常受到过度噪音污染的困扰，这可能对健康和福祉产生不利影响。工程师设计建筑物和城市空间时，将acoustic filters集成到其建筑中，以最小化外部噪音的影响。这可以包括墙壁、窗户和门中的隔音材料，为居民创造一个更宁静的环境。总之，acoustic filter的概念对于多个领域至关重要，从音乐到电信和环境设计。通过选择性地允许某些频率通过，同时阻挡其他频率，这些滤波器增强了声音的质量和清晰度，使它们在我们日益嘈杂的世界中成为不可或缺的工具。随着技术的不断发展，acoustic filters的开发和应用无疑会进一步推进，为改善我们的听觉体验提供更大的可能性。理解acoustic filters的重要性不仅加深了我们对声音的欣赏，也突出了创新在为每个人创造更好听觉环境中的重要性。