voltage amplification

简明释义

电压放大

英英释义

例句

1.In audio systems, voltage amplification is crucial for driving speakers effectively.

在音频系统中，电压放大对于有效驱动扬声器至关重要。

2.The circuit uses a transistor to achieve voltage amplification, ensuring the output signal is stronger than the input.

该电路使用晶体管实现电压放大，确保输出信号强于输入信号。

3.The operational amplifier is designed for high voltage amplification applications.

运算放大器专为高电压放大应用设计。

4.Engineers often test voltage amplification in prototype circuits to ensure proper functionality.

工程师们常常在原型电路中测试电压放大以确保功能正常。

5.A common application of voltage amplification is in microphone preamps.

一个常见的电压放大应用是在麦克风前置放大器中。

作文

Voltage amplification is a fundamental concept in electronics and electrical engineering, referring to the process by which an electronic device increases the voltage level of an input signal. This process is crucial in various applications, from audio equipment to communication systems. Understanding voltage amplification (电压放大) allows engineers and technicians to design circuits that can effectively manage and manipulate electrical signals for desired outcomes.At its core, voltage amplification involves using components such as transistors or operational amplifiers, which are capable of boosting the input voltage to a higher output voltage. The ratio of the output voltage to the input voltage is known as the voltage gain. For example, if an amplifier takes an input signal of 1 volt and produces an output signal of 10 volts, it has a voltage gain of 10. This capability is essential in many devices we use daily, as it enables weak signals to be amplified for better performance and clarity.In audio systems, voltage amplification plays a critical role in enhancing sound quality. Microphones capture sound waves and convert them into electrical signals, which are often too weak to drive speakers directly. By utilizing amplifiers that employ voltage amplification (电压放大), these weak signals can be boosted, allowing for clearer and louder sound reproduction through speakers. This principle is not only applicable in home audio systems but also in professional sound reinforcement setups, where the fidelity of sound is paramount.Moreover, in communication systems, voltage amplification is vital for transmitting information over long distances. When signals travel through cables or air, they can lose strength due to resistance and interference. Amplifiers equipped with voltage amplification capabilities help restore these signals to their original strength before they reach the receiver. This ensures that the information remains intact and intelligible, whether it’s a voice call or data transmission.The significance of voltage amplification extends beyond consumer electronics; it is also pivotal in medical devices. For instance, electrocardiograms (ECGs) monitor the electrical activity of the heart. The signals generated by the heart are minuscule and require amplification to be accurately recorded and analyzed. Here, voltage amplification (电压放大) enables healthcare professionals to diagnose conditions based on the amplified signals, improving patient outcomes.However, while voltage amplification is beneficial, it also comes with challenges. One major concern is noise, which can be introduced during the amplification process. Noise can distort the signal, making it difficult to discern the original information. Engineers must design amplifiers that not only provide sufficient gain but also minimize noise to maintain signal integrity. This balancing act is a critical aspect of electronic design and requires a deep understanding of both voltage amplification (电压放大) principles and component behavior.In conclusion, voltage amplification is a vital concept in the realm of electronics that enhances the performance of various devices across multiple industries. Its applications in audio systems, communication technologies, and medical devices underscore its importance in our daily lives. As technology continues to advance, the principles of voltage amplification will remain a cornerstone of innovation, enabling us to develop more efficient and effective electronic solutions. By mastering this concept, engineers can contribute to a future where technology seamlessly integrates into our lives, improving functionality and accessibility for all.

电压放大是电子和电气工程中的一个基本概念，指的是电子设备提高输入信号电压水平的过程。这个过程在从音频设备到通信系统的各种应用中至关重要。理解电压放大（voltage amplification）使工程师和技术人员能够设计能够有效管理和操纵电信号以实现所需结果的电路。在其核心，电压放大涉及使用诸如晶体管或运算放大器等组件，这些组件能够将输入电压提升到更高的输出电压。输出电压与输入电压的比率称为电压增益。例如，如果放大器将1伏特的输入信号转化为10伏特的输出信号，则其电压增益为10。这一能力在我们日常使用的许多设备中至关重要，因为它使微弱信号能够被放大，从而获得更好的性能和清晰度。在音频系统中，电压放大起着增强音质的关键作用。麦克风捕捉声波并将其转换为电信号，而这些信号通常太微弱，无法直接驱动扬声器。通过利用采用电压放大（voltage amplification）的放大器，这些微弱信号可以被提升，使声音通过扬声器更清晰、更响亮。这一原理不仅适用于家庭音频系统，也适用于专业音响增强设备，在这些设备中，声音的保真度至关重要。此外，在通信系统中，电压放大对于长距离传输信息至关重要。当信号通过电缆或空气传播时，由于电阻和干扰，它们可能会失去强度。配备了电压放大能力的放大器有助于在信号到达接收器之前恢复这些信号的原始强度。这确保信息保持完整和清晰，无论是语音通话还是数据传输。电压放大的重要性不仅限于消费电子产品；它在医疗设备中也至关重要。例如，心电图（ECG）监测心脏的电活动。心脏产生的信号微小，需要放大才能准确记录和分析。在这里，电压放大（voltage amplification）使医疗专业人员能够根据放大的信号进行诊断，从而改善患者的治疗效果。然而，尽管电压放大是有益的，但它也带来了挑战。一个主要问题是噪声，这可能在放大过程中被引入。噪声可能会扭曲信号，使得很难辨别原始信息。工程师必须设计不仅提供足够增益而且最小化噪声的放大器，以保持信号的完整性。这种平衡是电子设计的一个关键方面，需要对电压放大（voltage amplification）原理和组件行为有深入的理解。总之，电压放大是电子领域中的一个重要概念，增强了各个行业中各种设备的性能。它在音频系统、通信技术和医疗设备中的应用突显了它在我们日常生活中的重要性。随着技术的不断进步，电压放大的原理将继续成为创新的基石，使我们能够开发出更高效、更有效的电子解决方案。通过掌握这一概念，工程师可以为一个未来做出贡献，在这个未来中，技术无缝地融入我们的生活，提高所有人的功能性和可及性。