directional microphone

简明释义

定向传声器

英英释义

例句

1.For wildlife documentaries, filmmakers often rely on a directional microphone to record animal sounds from a distance.

在野生动物纪录片中，电影制作人通常依赖于一个定向麦克风从远处录制动物声音。

2.Teachers use a directional microphone in classrooms to ensure that students can hear instructions clearly, even in large rooms.

教师在教室中使用定向麦克风，以确保学生即使在大教室中也能清楚地听到指令。

3.In a crowded restaurant, a directional microphone helps the musician focus on their performance instead of the surrounding chatter.

在拥挤的餐厅里，一个定向麦克风帮助音乐家专注于他们的表演，而不是周围的喧哗。

4.During the interview, the journalist used a directional microphone to capture clear audio from the speaker while minimizing background noise.

在采访中，记者使用了一个定向麦克风来捕捉演讲者的清晰音频，同时减少背景噪音。

5.At conferences, speakers often have a directional microphone attached to their lapel to enhance audio quality during presentations.

在会议上，演讲者通常会在自己的翻领上佩戴一个定向麦克风，以提高演示时的音频质量。

作文

In today's world, sound quality plays a crucial role in various fields, from music production to broadcasting. One of the key tools that professionals use to enhance sound quality is the directional microphone. A directional microphone (定向麦克风) is designed to capture sound from specific directions while minimizing noise from other angles. This feature is particularly beneficial in environments where background noise can interfere with the desired audio. For instance, during an outdoor interview, a directional microphone can focus on the interviewee's voice while reducing the sounds of wind or traffic.The technology behind directional microphones is fascinating. They utilize different polar patterns to determine how sound is captured. The most common types include cardioid, supercardioid, and hypercardioid patterns. Each pattern has its unique characteristics, allowing users to choose the best option based on their recording situation. For example, a cardioid microphone captures sound predominantly from the front, making it ideal for solo vocal performances. In contrast, a hypercardioid microphone is more sensitive to sounds from the rear, which can be useful in specific recording scenarios.Moreover, the application of directional microphones extends beyond music and interviews. In film production, these microphones are essential for capturing dialogue without picking up unwanted sounds from the environment. Sound engineers often use boom poles equipped with directional microphones to position the mic close to the actors while keeping it out of the camera's view. This technique allows for clear audio capture, enhancing the overall quality of the film.In the realm of technology, advancements have led to the development of wireless directional microphones. These devices provide greater flexibility for performers and presenters who need to move around freely. Wireless systems consist of a transmitter and a receiver, allowing sound to be transmitted without the constraints of cables. This innovation has transformed live performances, enabling artists to engage with their audience without being tethered to a sound system.However, using a directional microphone requires skill and understanding. Improper placement or handling can lead to subpar audio quality. For instance, if a microphone is positioned too far from the sound source, it may pick up more ambient noise than desired. Therefore, sound engineers and users must be mindful of their surroundings and the microphone's capabilities to achieve the best results.In conclusion, the directional microphone (定向麦克风) is an invaluable tool in the audio industry, offering a solution for capturing clear sound in various settings. Its ability to focus on specific sound sources while reducing background noise makes it a preferred choice for musicians, filmmakers, and broadcasters alike. As technology continues to evolve, we can expect further innovations in microphone design, enhancing our ability to capture sound accurately and effectively.

在当今世界，音质在音乐制作到广播等各个领域中都发挥着至关重要的作用。专业人士用来增强音质的关键工具之一就是定向麦克风。定向麦克风（directional microphone）旨在从特定方向捕捉声音，同时减少来自其他角度的噪音。这一特点在背景噪音可能干扰所需音频的环境中特别有益。例如，在户外采访中，定向麦克风可以专注于受访者的声音，同时减少风声或交通噪音。定向麦克风背后的技术令人着迷。它们利用不同的极性模式来决定如何捕捉声音。最常见的类型包括心形、超心形和超超心形模式。每种模式都有其独特的特性，允许用户根据录音情况选择最佳选项。例如，心形麦克风主要从前方捕捉声音，非常适合独唱表演。相比之下，超超心形麦克风对来自后方的声音更敏感，这在特定录音场景中可能非常有用。此外，定向麦克风的应用不仅限于音乐和采访。在电影制作中，这些麦克风对于清晰捕捉对话至关重要，而不会拾取环境中的不必要声音。音响工程师经常使用配备定向麦克风的吊杆将麦克风靠近演员，同时避免进入镜头视野。这种技术使得清晰的音频捕捉成为可能，从而提升了影片的整体质量。在技术领域，进步促使无线定向麦克风的发展。这些设备为需要自由移动的表演者和演讲者提供了更大的灵活性。无线系统由发射器和接收器组成，允许声音在没有电缆束缚的情况下传输。这一创新改变了现场表演，使艺术家能够与观众互动，而不必被固定在音响系统上。然而，使用定向麦克风需要技巧和理解。不当的放置或操作可能导致音频质量不佳。例如，如果麦克风离声源太远，它可能会捕捉到比预期更多的环境噪音。因此，音响工程师和用户必须注意周围环境及麦克风的能力，以实现最佳效果。总之，定向麦克风（directional microphone）是音频行业中不可或缺的工具，为在各种设置中捕捉清晰声音提供了解决方案。它专注于特定声音源的能力，同时减少背景噪音，使其成为音乐家、电影制片人和广播工作者的首选。随着技术的不断发展，我们可以期待麦克风设计方面的进一步创新，增强我们准确有效地捕捉声音的能力。