harmonic distortion

简明释义

谐波失真

英英释义

例句

1.The audio engineer measured the harmonic distortion in the recording to ensure high sound quality.

音频工程师测量了录音中的谐波失真以确保高音质。

2.The speaker system is designed to minimize harmonic distortion during playback.

该扬声器系统旨在尽量减少播放过程中的谐波失真。

3.In audio production, harmonic distortion is often used creatively to add warmth to the sound.

在音频制作中，谐波失真常常被创造性地用来为声音增添温暖。

4.We need to reduce the harmonic distortion in our power supply for better efficiency.

我们需要降低电源中的谐波失真以提高效率。

5.Excessive harmonic distortion can lead to poor performance in electric guitar amplifiers.

过度的谐波失真可能导致电吉他放大器的性能下降。

作文

Harmonic distortion is a phenomenon that occurs in electrical systems when the waveform of a signal deviates from its original shape due to non-linearities in the system. This can lead to a variety of issues, particularly in audio and communication systems where sound quality is paramount. Understanding harmonic distortion (谐波失真) is essential for engineers and technicians who work with audio equipment, as it can significantly affect the performance of speakers, amplifiers, and other sound reproduction devices.At its core, harmonic distortion (谐波失真) arises when an input signal is distorted by the components in the system. For example, when a pure sine wave is passed through a non-linear amplifier, the output may contain additional frequencies that are not present in the original signal. These additional frequencies are called harmonics, and they can alter the sound in ways that may be unpleasant to the listener.The measurement of harmonic distortion (谐波失真) is typically expressed as a percentage. This percentage indicates how much of the total output signal is made up of these unwanted harmonics compared to the fundamental frequency. A lower percentage signifies a cleaner, more accurate reproduction of the original signal, while a higher percentage indicates more distortion and potentially poorer sound quality.In practical applications, harmonic distortion (谐波失真) can manifest in various forms. In audio systems, it might result in a muddy or harsh sound, making it difficult for listeners to enjoy music or dialogue. In power systems, excessive harmonic distortion (谐波失真) can lead to overheating of equipment, reduced efficiency, and even failure of electrical components. Therefore, identifying and mitigating harmonic distortion (谐波失真) is crucial for maintaining the integrity of both audio and electrical systems.To combat harmonic distortion (谐波失真), engineers often employ various techniques. One common method is the use of filters, which can help to eliminate unwanted harmonics from the signal. Additionally, designing circuits with linear components can minimize the introduction of non-linearities that lead to distortion. In audio engineering, careful selection of equipment and proper setup can also play a significant role in reducing harmonic distortion (谐波失真). In conclusion, understanding harmonic distortion (谐波失真) is vital for anyone involved in audio and electrical engineering. By recognizing the sources and effects of this phenomenon, professionals can take steps to reduce its impact, ensuring high-quality sound reproduction and reliable electrical performance. As technology continues to evolve, staying informed about harmonic distortion (谐波失真) and its implications will remain an important aspect of engineering practice.