kilocycles persecond

简明释义

千周

英英释义

例句

1.The technician adjusted the oscillator to produce a frequency of 150 kilocycles per second.

技术员调整振荡器以产生150 千周每秒的频率。

2.In audio engineering, a signal is often measured in kilocycles per second to determine its frequency response.

在音频工程中，信号通常以千周每秒为单位测量，以确定其频率响应。

3.The sound waves were analyzed at a frequency of 4000 kilocycles per second.

声音波在4000 千周每秒的频率下被分析。

4.To achieve better clarity, the speaker operates at 800 kilocycles per second.

为了获得更好的清晰度，扬声器在800 千周每秒的频率下工作。

5.The radio frequency was set to 3000 kilocycles per second.

无线电频率设置为3000 千周每秒。

作文

In the world of electronics and telecommunications, understanding various technical terms is essential for professionals and enthusiasts alike. One such term that has historical significance is kilocycles per second, which is a unit of frequency that was commonly used before the adoption of the hertz (Hz) as the standard unit. To grasp the concept of kilocycles per second more effectively, we need to delve into its meaning and application in modern contexts.The term kilocycles per second refers to the number of cycles or oscillations that occur in one second, where 'kilo' denotes a factor of one thousand. Therefore, one kilocycle per second equals one thousand cycles per second. This unit was frequently employed in the early days of radio broadcasting and telecommunications to express the frequency of signals. For instance, when a radio station broadcasts at a frequency of 1000 kilocycles per second, it means the station operates at 1000 kHz or 1 MHz.While the use of kilocycles per second has largely been replaced by hertz in contemporary discussions, the term still appears in historical texts and can be valuable for understanding the evolution of technology. Frequencies in the range of kilocycles were crucial during the development of early audio equipment, radio transmitters, and receivers. Engineers and technicians needed to measure these frequencies accurately to ensure optimal performance and signal clarity.Moreover, the transition from kilocycles per second to hertz reflects a broader trend in scientific nomenclature towards standardization. The International System of Units (SI) established hertz as the preferred unit for frequency in 1960, making communication clearer and more consistent across various fields. Nevertheless, familiarity with terms like kilocycles per second can provide insight into the historical context of technological advancements.Understanding kilocycles per second also opens the door to discussing various applications of frequency in modern technology. For example, in digital communications, the modulation of signals relies heavily on frequency measurements. Techniques such as amplitude modulation (AM) and frequency modulation (FM) are based on manipulating frequency to transmit information effectively.In addition, frequencies measured in kilocycles per second are still relevant in specific domains, such as audio engineering, where sound waves are analyzed and manipulated. Audio frequencies typically range from 20 Hz to 20 kHz, and knowledge of how these frequencies relate to kilocycles per second can aid sound engineers in producing high-quality recordings.As we continue to advance technologically, the importance of understanding frequency units like kilocycles per second remains evident. It highlights the significance of historical terminology in shaping current practices and standards. For students and professionals in fields related to electronics, telecommunications, and audio engineering, recognizing the term kilocycles per second not only enriches their vocabulary but also enhances their comprehension of the foundational principles underlying modern technologies.In conclusion, while kilocycles per second may not be as commonly used today, its historical relevance and connection to the development of frequency measurement cannot be overlooked. By studying this term, we gain a deeper appreciation for the evolution of technology and the importance of precise communication in scientific and engineering disciplines.

在电子和电信的世界中，理解各种技术术语对专业人士和爱好者来说至关重要。一个具有历史意义的术语是千周期每秒，它是一个频率单位，在采用赫兹（Hz）作为标准单位之前被广泛使用。为了更有效地掌握千周期每秒的概念，我们需要深入了解其含义和在现代背景下的应用。术语千周期每秒指的是在一秒钟内发生的周期或振荡的数量，其中“千”表示一千的倍数。因此，一个千周期每秒等于每秒一千个周期。这个单位在无线电广播和电信的早期阶段经常被用来表示信号的频率。例如，当一个广播电台以1000千周期每秒的频率广播时，这意味着该电台在1000 kHz或1 MHz的频率下运行。虽然在当代讨论中，千周期每秒的使用在很大程度上被赫兹取代，但该术语仍然出现在历史文本中，并且对于理解技术发展的演变是有价值的。千周期范围内的频率在早期音频设备、无线电发射机和接收机的发展中至关重要。工程师和技术人员需要准确测量这些频率，以确保最佳性能和信号清晰度。此外，从千周期每秒到赫兹的过渡反映了科学命名法向标准化的更广泛趋势。国际单位制（SI）于1960年确立赫兹为频率的首选单位，使得各个领域之间的沟通更加清晰和一致。尽管如此，熟悉像千周期每秒这样的术语可以提供对技术进步历史背景的深入理解。理解千周期每秒也为讨论现代技术中频率的各种应用打开了大门。例如，在数字通信中，信号的调制在很大程度上依赖于频率测量。幅度调制（AM）和频率调制（FM）等技术基于操控频率以有效传输信息。此外，以千周期每秒为单位测量的频率在特定领域仍然相关，例如音频工程，在这里声波被分析和操控。音频频率通常在20 Hz到20 kHz之间，了解这些频率与千周期每秒的关系可以帮助声音工程师制作高质量的录音。随着我们继续在技术上进步，理解像千周期每秒这样的频率单位的重要性仍然显而易见。它突显了历史术语在塑造当前实践和标准中的重要性。对于与电子、电信和音频工程相关的领域的学生和专业人士来说，认识到千周期每秒这一术语不仅丰富了他们的词汇，而且增强了他们对现代技术基础原则的理解。总之，尽管千周期每秒在今天可能不再那么常用，但其历史相关性和与频率测量发展的联系不可忽视。通过研究这个术语，我们对技术的演变及其在科学和工程学科中精确沟通的重要性有了更深刻的认识。