voltage amplification

简明释义

电压放大

英英释义

例句

1.Understanding voltage amplification helps in designing better electronic devices.

理解电压放大有助于设计更好的电子设备。

2.The audio amplifier uses voltage amplification to boost the sound signal.

音频放大器使用电压放大来增强声音信号。

3.The operational amplifier provides high voltage amplification for sensor signals.

运算放大器为传感器信号提供高电压放大。

4.The gain of the transistor is determined by its voltage amplification characteristics.

晶体管的增益由其电压放大特性决定。

5.In this circuit, voltage amplification is essential for driving the speakers effectively.

在这个电路中，电压放大对于有效驱动扬声器是必不可少的。

作文

Voltage amplification is a crucial concept in the field of electronics and electrical engineering. It refers to the process by which an electrical signal's voltage is increased, allowing for better transmission and processing of information. This phenomenon is essential in various applications, including audio equipment, telecommunications, and signal processing. Understanding voltage amplification (电压放大) can significantly enhance our comprehension of how electronic devices function and interact with one another.In simple terms, voltage amplification (电压放大) occurs when an amplifier takes a small input voltage and produces a larger output voltage. The ratio of the output voltage to the input voltage is known as the gain of the amplifier. This gain can be expressed in decibels (dB) or as a simple numerical ratio. For instance, if an amplifier has a gain of 10, it means that the output voltage is ten times greater than the input voltage. This capability is vital for ensuring that signals remain strong and clear over long distances, particularly in communication systems.One of the most common types of amplifiers used for voltage amplification (电压放大) is the operational amplifier (op-amp). These devices are widely utilized due to their versatility, high input impedance, and low output impedance. Op-amps can be configured in various ways to achieve different types of amplification, including inverting and non-inverting configurations. In an inverting configuration, the input signal is applied to the inverting terminal, resulting in an output that is inverted and amplified. Conversely, in a non-inverting configuration, the input signal is applied to the non-inverting terminal, producing an output that is in phase with the input and also amplified.The importance of voltage amplification (电压放大) extends beyond just improving signal strength; it also plays a significant role in enhancing the performance of electronic circuits. For example, in audio systems, voltage amplification (电压放大) is necessary to boost the weak signals from microphones or instruments before they are sent to speakers. Without adequate amplification, the sound would be too quiet or distorted, leading to poor audio quality. Similarly, in radio frequency applications, amplifying the voltage of incoming signals ensures that they can be processed effectively and transmitted without loss of information.Furthermore, voltage amplification (电压放大) is critical in sensor applications. Many sensors generate low-level signals that require amplification to be useful. For instance, temperature sensors or light sensors produce small voltage changes in response to environmental changes. By incorporating amplifiers into these systems, we can ensure that the signals are strong enough for further processing and analysis.In conclusion, voltage amplification (电压放大) is a fundamental principle in electronics that underpins many technologies we rely on today. From audio equipment to communication systems and sensor applications, the ability to amplify voltage is essential for effective signal transmission and processing. As technology continues to advance, understanding the intricacies of voltage amplification (电压放大) will remain vital for engineers and scientists alike, enabling them to design more efficient and effective electronic systems.

电压放大是电子和电气工程领域中的一个关键概念。它指的是通过增加电信号的电压来改善信息的传输和处理的过程。这种现象在音频设备、电信和信号处理等各种应用中都是至关重要的。理解电压放大（voltage amplification）可以显著增强我们对电子设备如何运作及相互作用的理解。简单来说，电压放大（voltage amplification）发生在一个放大器接收一个小的输入电压并产生一个更大的输出电压。输出电压与输入电压的比率被称为放大器的增益。这个增益可以用分贝（dB）或简单的数值比表示。例如，如果一个放大器的增益为10，这意味着输出电压是输入电压的十倍。这种能力对于确保信号在长距离上传输时保持强度和清晰度是至关重要的，尤其是在通信系统中。用于电压放大（voltage amplification）的最常见放大器之一是运算放大器（op-amp）。由于其多功能性、高输入阻抗和低输出阻抗，这些设备被广泛使用。运算放大器可以以不同的方式配置以实现不同类型的放大，包括反相和非反相配置。在反相配置中，输入信号施加到反相端，导致输出信号被反转并放大。相反，在非反相配置中，输入信号施加到非反相端，产生与输入同相且也被放大的输出。电压放大（voltage amplification）的重要性不仅在于改善信号强度；它还在提升电子电路性能方面发挥着重要作用。例如，在音频系统中，电压放大（voltage amplification）是必要的，以提高来自麦克风或乐器的微弱信号，然后再发送到扬声器。如果没有足够的放大，声音会太小或失真，从而导致音质差。同样，在射频应用中，放大输入信号的电压确保它们能够有效地处理并传输而不会丢失信息。此外，电压放大（voltage amplification）在传感器应用中也是至关重要的。许多传感器生成的低电平信号需要放大才能有用。例如，温度传感器或光传感器在响应环境变化时产生微小的电压变化。通过将放大器集成到这些系统中，我们可以确保信号足够强大，以便进一步处理和分析。总之，电压放大（voltage amplification）是电子学中的一个基本原理，它支撑着我们今天依赖的许多技术。从音频设备到通信系统和传感器应用，放大电压的能力对于有效的信号传输和处理是必不可少的。随着技术的不断进步，理解电压放大（voltage amplification）的细微差别将始终对工程师和科学家至关重要，使他们能够设计出更高效和有效的电子系统。