blocking oscillator

简明释义

间歇振荡器

英英释义

例句

1.The blocking oscillator 阻塞振荡器 can be found in various applications including timers and alarms.

阻塞振荡器 blocking oscillator 可以在定时器和报警器等各种应用中找到。

2.A typical blocking oscillator 阻塞振荡器 circuit includes a transistor and a feedback network.

一个典型的 阻塞振荡器 blocking oscillator 电路包括一个晶体管和一个反馈网络。

3.The design of the blocking oscillator 阻塞振荡器 allows for efficient pulse generation in electronic circuits.

阻塞振荡器 blocking oscillator 的设计允许在电子电路中高效生成脉冲。

4.Engineers often choose a blocking oscillator 阻塞振荡器 for its simplicity in design and reliability.

工程师们常常选择 阻塞振荡器 blocking oscillator 因为其设计简单且可靠。

5.In radio transmitters, a blocking oscillator 阻塞振荡器 is used to create stable frequency signals.

在无线电发射器中，阻塞振荡器 blocking oscillator 用于产生稳定的频率信号。

作文

The concept of a blocking oscillator is fundamental in the field of electronics and signal processing. It refers to a specific type of oscillator that generates a periodic signal but can be momentarily halted or blocked by an external influence. This characteristic makes blocking oscillators particularly useful in various applications, including communication systems and pulse-width modulation circuits. Understanding how they work requires a grasp of basic electronic principles, particularly those related to feedback mechanisms and oscillatory behavior.At its core, a blocking oscillator operates on the principle of positive feedback. When a small input signal is applied, the circuit begins to oscillate, producing a larger output signal. However, if an external condition arises—such as a change in voltage or the introduction of a competing signal—the oscillation can be momentarily suppressed. This ability to 'block' the oscillation allows for precise control over the timing and duration of the output signal, which is essential in many electronic applications.In practical terms, blocking oscillators are often used in devices like timers, pulse generators, and even in certain types of radio transmitters. For instance, in a timer circuit, the ability to block oscillations ensures that the timer only counts down when intended, providing accurate time intervals for various functions. Similarly, in pulse modulation, the controlled blocking of oscillations can help in encoding information onto a carrier wave, making it easier to transmit data over long distances.One of the most interesting aspects of blocking oscillators is their inherent simplicity. Unlike more complex oscillators that require multiple components and intricate designs, a basic blocking oscillator can be constructed with just a few transistors and passive components. This simplicity not only makes them cost-effective but also allows for easy integration into various electronic systems.However, while blocking oscillators offer numerous advantages, they also come with certain limitations. The main challenge lies in their sensitivity to external factors. Because the oscillation can be easily blocked, any noise or interference in the circuit can lead to unintended disruptions. Therefore, careful design and shielding are often necessary to ensure reliable operation.In conclusion, the blocking oscillator is a versatile and valuable component in the world of electronics. Its unique ability to generate and control oscillations makes it suitable for a wide range of applications, from simple timers to complex communication systems. As technology continues to evolve, the importance of understanding and utilizing blocking oscillators will undoubtedly grow, paving the way for innovative solutions in electronic design and signal processing. By mastering this concept, engineers and technicians can enhance their ability to design effective and efficient electronic systems that meet the demands of modern technology.

“blocking oscillator”的概念在电子和信号处理领域中是基础性的。它指的是一种特定类型的振荡器，能够产生周期性信号，但可以被外部影响暂时阻止或封锁。这一特性使得blocking oscillators在通信系统和脉宽调制电路等多种应用中尤为有用。理解它们的工作原理需要掌握基本的电子原理，特别是与反馈机制和振荡行为相关的原理。从根本上讲，blocking oscillator的工作原理基于正反馈。当施加一个小的输入信号时，电路开始振荡，产生更大的输出信号。然而，如果出现外部条件，比如电压变化或竞争信号的引入，振荡可能会暂时被抑制。这种“阻塞”振荡的能力使得对输出信号的时序和持续时间进行精确控制成为可能，这在许多电子应用中至关重要。在实际应用中，blocking oscillators常用于定时器、脉冲发生器，甚至某些类型的无线电发射器。例如，在定时器电路中，阻塞振荡的能力确保定时器仅在预定时刻倒计时，从而为各种功能提供准确的时间间隔。类似地，在脉冲调制中，对振荡的控制性阻塞有助于将信息编码到载波波形上，使数据能够更容易地远距离传输。blocking oscillators最有趣的方面之一是它们的固有简单性。与需要多个组件和复杂设计的更复杂的振荡器不同，基本的blocking oscillator只需少量晶体管和被动组件即可构建。这种简单性不仅使它们具有成本效益，还允许它们轻松集成到各种电子系统中。然而，尽管blocking oscillators提供了众多优势，但它们也存在一定的局限性。主要挑战在于它们对外部因素的敏感性。由于振荡可以很容易地被阻塞，因此电路中的任何噪声或干扰都可能导致意外的中断。因此，通常需要仔细的设计和屏蔽，以确保可靠的操作。总之，blocking oscillator是电子世界中一种多功能且有价值的组件。其独特的生成和控制振荡的能力使其适用于广泛的应用，从简单的定时器到复杂的通信系统。随着技术的不断发展，理解和利用blocking oscillators的重要性无疑将增长，为电子设计和信号处理中的创新解决方案铺平道路。通过掌握这一概念，工程师和技术人员可以增强他们设计有效且高效的电子系统的能力，以满足现代技术的需求。