attenuators

简明释义

英[əˈtɛn.ju.eɪ.təz]美[əˈtɛn.ju.eɪ.tərz]

n. [电子]衰减器（attenuator 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.The new Agilent 11713c controls a combination of four programmable attenuators and four SPDT switches, or up to 20 SPDT switches concurrently.

安捷伦新11713c可控制四个可编程衰减器和四个SPDT开关或是同时控制20个SPDT开关。

2.Furthermore a small general program is also presented which is capable of analysing and optimizing a group of directional couplers, balanced transistor amplifiers and electrically tuned attenuators.

此外，还介绍一个小型通用程序，它能对一些定向耦合器、平衡晶体管放大器以及电调衰减器等进行分析和优化设计。

3.The main products for the fiber optics include optic fiber patch cords, adapters, attenuators, optical splitters, fiber optic panel etc.

光纤产品主要有光纤跳线、光纤适配器、光纤衰减器、光分路器和光纤信息面板等光纤通信产品。

4.Furthermore a small general program is also presented which is capable of analysing and optimizing a group of directional couplers, balanced transistor amplifiers and electrically tuned attenuators.

此外，还介绍一个小型通用程序，它能对一些定向耦合器、平衡晶体管放大器以及电调衰减器等进行分析和优化设计。

5.MDI's high power attenuators combine maximum cooling efficiency, along with excellent frequency and accuracy characteristics.

MDI的高功率衰减器结合最大的冷却效率，同时拥有优良的频率和准确的特点。

6.The major products are film resistors, film capacitors, film attenuators, ceramic blocks, ceramic short-circuit plates, individualized film circuits, etc.

公司主要产品为：薄膜电阻、薄膜电容、薄膜衰减器、陶瓷垫块、陶瓷短路片、个性化薄膜电路等。

7.The audio engineer adjusted the attenuators to reduce the noise levels in the recording.

音频工程师调整了衰减器以降低录音中的噪音水平。

8.To improve sound quality, the musician utilized attenuators in their setup.

为了改善音质，音乐家在他们的设备中使用了衰减器。

9.The laboratory used attenuators to ensure that the laser beam was safe for the experiment.

实验室使用衰减器来确保激光束对实验是安全的。

10.During the test, the technician replaced the faulty attenuators to restore functionality.

在测试期间，技术人员更换了故障的衰减器以恢复功能。

11.In telecommunications, attenuators are used to control signal strength.

在电信中，衰减器用于控制信号强度。

作文

In the world of engineering and telecommunications, the term attenuators refers to devices that reduce the power of a signal without significantly distorting its waveform. These components are crucial in various applications, including audio processing, radio frequency transmission, and optical communication. Understanding how attenuators work can enhance our comprehension of signal management and quality control in these fields.To begin with, it is essential to recognize the role of attenuators in signal processing. In many electronic systems, signals need to be adjusted to prevent distortion or damage to sensitive components. For example, in audio systems, if the input signal is too strong, it can cause clipping, leading to poor sound quality. By using attenuators, engineers can safely lower the signal strength, ensuring that the output remains clear and undistorted.There are various types of attenuators, each designed for specific purposes. Passive attenuators, for instance, do not require an external power source and typically consist of resistors that divide the input signal's voltage. This method is straightforward and effective for many applications. On the other hand, active attenuators use amplifying devices to manage signal levels actively. These can provide more precise control over the signal's amplitude and are often used in advanced communication systems.Moreover, attenuators play a vital role in maintaining the integrity of signals across long distances. In telecommunications, signals can degrade due to attenuation caused by the medium through which they travel. By strategically placing attenuators along the transmission line, engineers can compensate for this loss, ensuring that the signal reaches its destination with minimal degradation. This is particularly important in fiber optic communication, where light signals can lose intensity over long distances.In addition to telecommunications, attenuators are also widely used in laboratory settings for testing and measurement. When conducting experiments that involve sensitive equipment, it is crucial to control the input levels to avoid damaging the instruments. By incorporating attenuators into the setup, researchers can accurately simulate various conditions and obtain reliable results.Furthermore, the understanding of attenuators extends beyond technical applications; it also encompasses practical considerations. For instance, when setting up a home theater system, users may need to adjust the volume levels to achieve the best sound quality. Here, attenuators can serve as valuable tools for fine-tuning audio output, allowing users to enjoy their favorite movies and music without distortion or discomfort.In conclusion, attenuators are indispensable components in modern engineering and telecommunications. Their ability to reduce signal power while preserving waveform integrity makes them essential for various applications. Whether in professional settings or everyday use, understanding how attenuators function empowers individuals to manage signals effectively, ensuring optimal performance and quality. As technology continues to evolve, the importance of attenuators will only grow, highlighting the need for ongoing education and innovation in this field.

在工程和电信领域，术语attenuators指的是减少信号功率而不显著扭曲其波形的设备。这些组件在音频处理、射频传输和光通信等各种应用中至关重要。理解attenuators的工作原理可以增强我们对这些领域信号管理和质量控制的理解。首先，必须认识到attenuators在信号处理中的作用。在许多电子系统中，信号需要调整以防止对敏感组件造成失真或损坏。例如，在音频系统中，如果输入信号过强，可能会导致削波，从而导致声音质量差。通过使用attenuators，工程师可以安全地降低信号强度，确保输出保持清晰且无失真。有多种类型的attenuators，每种类型都设计用于特定目的。被动attenuators，例如，不需要外部电源，通常由分压器组成，分割输入信号的电压。这种方法简单有效，适用于许多应用。另一方面，主动attenuators使用放大设备来主动管理信号水平。这些可以提供更精确的信号幅度控制，通常用于先进的通信系统。此外，attenuators在维护长距离信号完整性方面发挥着重要作用。在电信中，信号由于传播介质的衰减而可能退化。通过在传输线沿线战略性地放置attenuators，工程师可以补偿这种损失，确保信号以最小的退化到达目的地。这在光纤通信中尤为重要，因为光信号在长距离传播时可能会失去强度。除了电信，attenuators还广泛用于实验室环境中的测试和测量。当进行涉及敏感设备的实验时，控制输入水平以避免损坏仪器至关重要。通过将attenuators纳入设置中，研究人员可以准确模拟各种条件并获得可靠的结果。此外，对attenuators的理解不仅限于技术应用；它还包括实际考虑。例如，在设置家庭影院系统时，用户可能需要调整音量水平以获得最佳音质。在这里，attenuators可以作为微调音频输出的宝贵工具，使用户能够享受喜爱的电影和音乐，而没有失真或不适。总之，attenuators是现代工程和电信中不可或缺的组件。它们减少信号功率而保持波形完整性的能力使它们在各种应用中至关重要。无论是在专业环境中还是日常使用中，理解attenuators的功能使个人能够有效管理信号，确保最佳性能和质量。随着技术的不断发展，attenuators的重要性只会增加，这突显了在这一领域持续教育和创新的必要性。