modulation meter

简明释义

调制测试器

英英释义

例句

1.During the testing phase, the modulation meter helped identify issues with the frequency response.

在测试阶段，调制仪帮助识别频率响应的问题。

2.The modulation meter indicated that the amplitude modulation was within acceptable limits.

调制仪显示幅度调制在可接受的范围内。

3.The technician used a modulation meter to check the signal quality of the radio transmission.

技术员使用调制仪检查无线电传输的信号质量。

4.Before broadcasting, it's essential to calibrate the modulation meter for accurate measurements.

在广播之前，校准调制仪以获得准确的测量结果是至关重要的。

5.Engineers rely on the modulation meter to analyze the performance of communication systems.

工程师依赖调制仪来分析通信系统的性能。

作文

In the realm of telecommunications and audio engineering, understanding the tools that help us measure and analyze signals is crucial. One such tool is the modulation meter, which plays a pivotal role in assessing the quality of modulated signals. A modulation meter is a device used to measure the modulation characteristics of a signal, providing insights into its amplitude, frequency, and phase variations. This is particularly important in fields like radio broadcasting, where the clarity and quality of the transmitted signal can significantly impact listener experience.The primary function of a modulation meter is to ensure that the modulation levels of a signal are within acceptable limits. In radio transmission, for instance, if the modulation is too high, it can cause distortion, leading to a poor quality of sound. Conversely, if the modulation is too low, the signal may not be strong enough for effective transmission, resulting in weak reception. By using a modulation meter, engineers can adjust the parameters of the transmitter to achieve optimal modulation levels.Moreover, a modulation meter provides visual representations of the modulation process. Many modern meters come equipped with digital displays or analog meters that show real-time readings of modulation depth and other relevant metrics. This allows engineers to quickly identify any issues with the signal and make necessary adjustments on the fly. For example, during a live broadcast, an engineer can monitor the modulation meter to ensure that the audio levels remain consistent, preventing sudden spikes or drops that could disrupt the transmission.The importance of a modulation meter extends beyond just radio broadcasting. In audio production, sound engineers use these devices to maintain the integrity of audio signals throughout the recording and mixing processes. By monitoring modulation levels, they can avoid clipping and distortion that might occur during mixing, ensuring that the final product meets industry standards for quality.Additionally, understanding how to read and interpret the data from a modulation meter is essential for anyone working in audio and telecommunications. Engineers must be trained to recognize what constitutes normal modulation levels and how to respond when those levels deviate from the norm. This knowledge not only helps in troubleshooting problems but also enhances overall signal quality.In conclusion, the modulation meter is an indispensable tool in the fields of telecommunications and audio engineering. It provides critical information about the modulation characteristics of signals, enabling engineers to maintain high-quality transmissions. Whether in radio broadcasting or audio production, the ability to effectively use a modulation meter can greatly influence the success of a project. As technology continues to evolve, the role of the modulation meter will likely expand, further integrating into various aspects of sound and communication technologies, ensuring that we continue to enjoy clear and reliable audio experiences.

在电信和音频工程领域，理解和掌握帮助我们测量和分析信号的工具至关重要。其中一个工具是调制计，它在评估调制信号质量方面发挥着关键作用。调制计是一种用于测量信号调制特性的设备，提供有关其幅度、频率和相位变化的见解。这在广播领域尤为重要，因为传输信号的清晰度和质量会显著影响听众的体验。调制计的主要功能是确保信号的调制水平在可接受的范围内。例如，在无线电传输中，如果调制过高，会导致失真，从而导致音质差。相反，如果调制过低，信号可能不够强，无法有效传输，导致接收效果差。通过使用调制计，工程师可以调整发射机的参数，以实现最佳调制水平。此外，调制计提供调制过程的可视化表示。许多现代计量器配备了数字显示屏或模拟计表，实时显示调制深度和其他相关指标。这使得工程师能够快速识别信号中的任何问题，并及时进行必要的调整。例如，在现场广播期间，工程师可以监控调制计，确保音频水平保持一致，防止突然的峰值或下降干扰传输。调制计的重要性不仅限于无线电广播。在音频制作中，声音工程师使用这些设备来维护录音和混音过程中音频信号的完整性。通过监测调制水平，他们可以避免在混音过程中发生削波和失真，确保最终产品符合行业质量标准。此外，理解如何读取和解释调制计的数据对于任何在音频和电信领域工作的人至关重要。工程师必须接受培训，以识别什么构成正常的调制水平，以及当这些水平偏离正常时如何应对。这种知识不仅有助于排除故障，还能提高整体信号质量。总之，调制计是电信和音频工程领域不可或缺的工具。它提供关于信号调制特性的关键信息，使工程师能够保持高质量的传输。无论是在无线电广播还是音频制作中，有效使用调制计的能力都可以大大影响项目的成功。随着技术的不断发展，调制计的角色可能会进一步扩展，进一步融入声音和通信技术的各个方面，确保我们继续享受清晰可靠的音频体验。