variable condenser

简明释义

可变电容器

英英释义

例句

1.The radio technician adjusted the variable condenser to improve the signal clarity.

无线电技术员调整了可变电容器以改善信号清晰度。

2.A variable condenser is often used in RF circuits to control capacitance.

可变电容器通常用于射频电路中以控制电容。

3.The design of the variable condenser allows for precise adjustments in electronic devices.

可变电容器的设计允许在电子设备中进行精确调整。

4.He replaced the faulty variable condenser in his old amplifier to restore sound quality.

他更换了旧放大器中故障的可变电容器以恢复音质。

5.In vintage radios, the variable condenser plays a crucial role in tuning frequencies.

在老式收音机中，可变电容器在调谐频率中起着至关重要的作用。

作文

In the world of electronics, various components play crucial roles in the functioning of devices. One such component is the variable condenser, which is essential in tuning circuits and radio receivers. A variable condenser (可变电容器) allows for the adjustment of capacitance, enabling the fine-tuning of frequencies. This is particularly important in applications where signal clarity and precision are paramount. The basic principle behind a variable condenser is its ability to change the distance between its plates or the area of the overlapping plates. By altering these parameters, the capacitance can be increased or decreased, which directly affects the resonant frequency of the circuit it is connected to. This functionality makes it a vital component in many electronic devices, especially in older radios and communication equipment. In practical terms, using a variable condenser involves understanding its construction. Typically, it consists of two sets of metal plates—one stationary and one movable. As the movable plates are adjusted, they either come closer to or move further away from the stationary plates, thereby changing the capacitance. This adjustment is often done manually through a knob or dial, allowing users to tune into specific frequencies by ear. The significance of the variable condenser extends beyond just radios. In modern applications, it is used in various electronic devices, including televisions, audio equipment, and even some types of sensors. The ability to fine-tune frequencies allows engineers to design more efficient and effective products. For instance, in audio equipment, a variable condenser can help in achieving the desired sound quality by adjusting the frequencies that the device can process. Moreover, the variable condenser has historical importance in the evolution of electronics. Before the advent of digital tuning systems, these condensers were the primary means of tuning radios and other devices. Their mechanical nature provided a tactile experience for users, who could feel the adjustments being made. Although technology has progressed towards digital solutions, the fundamental principles of the variable condenser remain relevant. In conclusion, the variable condenser (可变电容器) is a remarkable component that has played a significant role in the development of electronic devices. Its ability to adjust capacitance and thus tune frequencies makes it indispensable in various applications. Understanding how it works and its implications in both historical and modern contexts enriches our appreciation for the intricacies of electronics. As technology continues to evolve, the legacy of the variable condenser will undoubtedly influence future innovations, reminding us of the enduring importance of this simple yet powerful component.

在电子世界中，各种组件在设备的功能中扮演着至关重要的角色。其中一个组件就是可变电容器，它在调谐电路和无线电接收器中是必不可少的。可变电容器（variable condenser）允许调整电容，从而实现对频率的微调。这在信号清晰度和精确度至关重要的应用中尤为重要。可变电容器的基本原理在于其能够改变电极板之间的距离或重叠电极板的面积。通过改变这些参数，电容可以增加或减少，这直接影响到它所连接电路的谐振频率。这一功能使其成为许多电子设备的关键组件，特别是在旧式收音机和通信设备中。在实际应用中，使用可变电容器需要理解其结构。通常，它由一组固定金属板和一组可移动金属板组成。当可移动的电极板被调整时，它们要么靠近固定电极板，要么远离固定电极板，从而改变电容。这种调整通常通过旋钮或拨轮手动完成，使用户能够通过耳朵调谐特定的频率。可变电容器的重要性不仅限于收音机。在现代应用中，它被用于各种电子设备，包括电视、音频设备，甚至某些类型的传感器。微调频率的能力使工程师能够设计出更高效、更有效的产品。例如，在音频设备中，可变电容器可以通过调整设备可以处理的频率来帮助实现所需的音质。此外，可变电容器在电子学发展的历史上也具有重要意义。在数字调谐系统出现之前，这些电容器是调谐收音机和其他设备的主要手段。它们的机械性质为用户提供了触觉体验，让他们能够感受到所做的调整。尽管技术已经向数字解决方案发展，但可变电容器的基本原理仍然相关。总之，可变电容器（variable condenser）是一个非凡的组件，在电子设备的发展中发挥了重要作用。它调整电容和调谐频率的能力使其在各种应用中不可或缺。理解它的工作原理及其在历史和现代背景中的意义丰富了我们对电子学复杂性的欣赏。随着技术的不断发展，可变电容器的遗产无疑将影响未来的创新，提醒我们这个简单而强大的组件的持久重要性。