adjustable capacitor

简明释义

可变电容器;

英英释义

例句

1.An adjustable capacitor 可调电容器 is essential for tuning radios and other communication devices.

一个可调电容器 adjustable capacitor 对于调谐收音机和其他通信设备至关重要。

2.The adjustable capacitor 可调电容器 allows for changing capacitance values to achieve desired tuning in electronic devices.

这个可调电容器 adjustable capacitor 允许更改电容值，以实现电子设备所需的调谐。

3.In our project, we used an adjustable capacitor 可调电容器 to optimize the performance of the oscillator circuit.

在我们的项目中，我们使用了一个可调电容器 adjustable capacitor 来优化振荡器电路的性能。

4.During the experiment, we adjusted the adjustable capacitor 可调电容器 to see its effect on the circuit's bandwidth.

在实验过程中，我们调整了可调电容器 adjustable capacitor 以观察其对电路带宽的影响。

5.The radio engineer explained how the adjustable capacitor 可调电容器 can fine-tune the frequency of the receiver.

无线电工程师解释了如何使用可调电容器 adjustable capacitor 来微调接收器的频率。

作文

In the realm of electronics, components play a crucial role in the functionality and performance of devices. One such essential component is the adjustable capacitor, which is widely used in various applications due to its unique ability to modify capacitance values. Understanding the significance and operation of an adjustable capacitor can greatly enhance our comprehension of electronic circuits and their designs.An adjustable capacitor is a type of capacitor whose capacitance can be varied or adjusted according to the needs of the circuit. This adjustability allows engineers and designers to fine-tune the performance of electronic devices. For instance, in radio frequency (RF) applications, an adjustable capacitor is often employed in tuning circuits to select specific frequencies. By altering the capacitance, the circuit can resonate at different frequencies, enabling the reception of various radio stations.The construction of an adjustable capacitor typically involves two conductive plates separated by a dielectric material. The capacitance is determined by the surface area of the plates, the distance between them, and the properties of the dielectric. In adjustable capacitors, one plate is usually movable, allowing users to change the distance between the plates or the effective surface area. This mechanism can be achieved through various designs, such as rotary or sliding adjustments.One of the most common applications of adjustable capacitors is in tuning circuits for radios and televisions. As mentioned earlier, these capacitors enable users to select different channels by adjusting the capacitance, which in turn alters the resonant frequency of the circuit. This capability is not only limited to consumer electronics; it is also vital in professional audio equipment, where precise tuning can significantly impact sound quality.Moreover, adjustable capacitors are utilized in oscillators, which generate signals at specific frequencies. By adjusting the capacitance within the oscillator circuit, engineers can control the output frequency, making these components indispensable in communication systems, signal processing, and various other electronic applications.In addition to RF applications, adjustable capacitors find their place in various other fields, including power electronics and instrumentation. For example, in power factor correction circuits, these capacitors can be adjusted to optimize the power factor, enhancing the efficiency of electrical systems. Similarly, in measurement instruments, they can be used to calibrate readings, ensuring accuracy and reliability.As technology advances, the design and application of adjustable capacitors continue to evolve. Modern innovations have led to the development of digitally controlled capacitors, which allow for precise adjustments via software interfaces. This integration of digital technology with traditional analog components opens new avenues for enhanced performance and automation in electronic systems.In conclusion, the adjustable capacitor is a fundamental component in electronics that offers versatility and precision in various applications. Its ability to vary capacitance makes it indispensable in tuning circuits, oscillators, and power electronics. As we continue to explore the world of electronics, understanding components like the adjustable capacitor becomes increasingly important for anyone interested in the design and functionality of modern devices. The ongoing advancements in this field promise exciting developments that will further enhance the capabilities of electronic systems, making them more efficient and versatile than ever before.

在电子学领域，组件在设备的功能和性能中发挥着至关重要的作用。其中一个基本组件是可调电容器，由于其独特的能力，可以修改电容值，因此广泛应用于各种应用中。理解可调电容器的重要性和操作，可以大大增强我们对电子电路及其设计的理解。可调电容器是一种电容器，其电容可以根据电路的需要进行变化或调整。这种可调性使工程师和设计师能够微调电子设备的性能。例如，在射频（RF）应用中，通常在调谐电路中使用可调电容器来选择特定频率。通过改变电容，电路可以在不同频率下共振，从而接收各种电台。可调电容器的结构通常包括两个导电板，中间由介电材料隔开。电容的大小由板的表面积、它们之间的距离以及介电材料的性质决定。在可调电容器中，通常有一个可移动的板，允许用户改变板之间的距离或有效表面积。这种机制可以通过多种设计实现，例如旋转或滑动调节。可调电容器最常见的应用之一是在收音机和电视的调谐电路中。如前所述，这些电容器使用户能够通过调整电容来选择不同的频道，从而改变电路的共振频率。这种能力不仅限于消费电子产品；在专业音频设备中也至关重要，因为精确的调谐可以显著影响音质。此外，可调电容器还用于振荡器，振荡器以特定频率生成信号。通过调整振荡器电路中的电容，工程师可以控制输出频率，使这些组件在通信系统、信号处理和各种其他电子应用中不可或缺。除了RF应用外，可调电容器还在其他多个领域中发挥作用，包括电力电子学和仪器仪表。例如，在功率因数校正电路中，这些电容器可以被调整以优化功率因数，提高电气系统的效率。同样，在测量仪器中，它们可以用于校准读数，确保准确性和可靠性。随着技术的进步，可调电容器的设计和应用也在不断发展。现代创新导致了数字控制电容器的发展，这些电容器允许通过软件接口进行精确调整。这种将数字技术与传统模拟组件相结合的方式，为电子系统的性能和自动化开辟了新的途径。总之，可调电容器是电子学中的一个基本组件，提供了在各种应用中的多样性和精确性。其变化电容的能力使其在调谐电路、振荡器和电力电子学中不可或缺。随着我们继续探索电子世界，理解像可调电容器这样的组件对于任何对现代设备的设计和功能感兴趣的人来说变得越来越重要。该领域的持续进步承诺将带来激动人心的发展，进一步增强电子系统的能力，使其比以往更高效和多功能。