analog signal

简明释义

模拟信号

英英释义

例句

1.The old radio uses an analog signal 模拟信号 to transmit music.

这台老式收音机使用模拟信号来传输音乐。

2.The audio engineer preferred recording with an analog signal 模拟信号 for its warmth.

音频工程师更喜欢使用模拟信号录音，因为它的温暖感。

3.An analog signal 模拟信号 can represent sound waves in a continuous form.

一个模拟信号可以以连续的形式表示声波。

4.When you adjust the volume on a vinyl record player, it modifies the analog signal 模拟信号 from the needle.

当你调整黑胶唱片播放器的音量时，它会修改来自针头的模拟信号。

5.Television sets before the digital era relied on analog signals 模拟信号 for broadcasting.

数字时代之前的电视机依赖于模拟信号进行广播。

作文

In the world of electronics and communication, understanding the concept of an analog signal is crucial. An analog signal refers to a continuous signal that represents physical measurements. Unlike digital signals, which use discrete values, analog signals can vary smoothly over a range. This characteristic allows them to convey more information in certain applications, particularly in audio and video transmission. For instance, when you listen to music on a vinyl record, the sound waves produced are analog signals. The grooves on the record correspond to the variations in sound, capturing the nuances of the performance in a way that digital formats may not fully replicate.The main advantage of analog signals lies in their ability to represent real-world phenomena accurately. For example, in traditional telephony, your voice is converted into an analog signal that travels over wires to the receiving end, where it is converted back into sound. This process allows for a rich and natural sound quality that many people still prefer over the sometimes sterile sound of digital communications.However, analog signals are not without their disadvantages. They are more susceptible to noise and interference, which can degrade the quality of the signal. This is particularly evident in long-distance communications, where external factors can introduce distortions. As technology has advanced, the shift towards digital signals has become more pronounced. Digital signals, which are composed of binary data (0s and 1s), offer greater resistance to noise and allow for easier storage and manipulation of information.Despite the rise of digital technology, analog signals continue to play a significant role in various fields. For example, in the realm of broadcasting, FM radio and television transmissions still rely on analog signals to deliver content to listeners and viewers. Additionally, many musicians and sound engineers appreciate the warmth and depth that analog signals provide, often choosing to record with analog equipment even in a predominantly digital era.In conclusion, the significance of analog signals in our daily lives cannot be overlooked. They serve as a bridge between the physical world and electronic communication, capturing the essence of sound and image in a way that is both beautiful and complex. While digital technology continues to dominate, the unique qualities of analog signals ensure that they remain relevant and cherished by many. Understanding analog signals is essential for anyone interested in electronics, music, or communication technologies, as they form the foundation upon which many modern advancements are built.

在电子和通信的世界中，理解模拟信号的概念至关重要。模拟信号是指表示物理测量的连续信号。与使用离散值的数字信号不同，模拟信号可以在一个范围内平滑变化。这一特性使得它们在某些应用中能够传递更多信息，特别是在音频和视频传输方面。例如，当你在黑胶唱片上听音乐时，产生的声波就是模拟信号。唱片上的沟槽对应于声音的变化，以一种数字格式可能无法完全复制的方式捕捉演出的细微差别。模拟信号的主要优点在于它们能够准确地表示现实世界的现象。例如，在传统电话中，你的声音被转换成模拟信号，通过电线传输到接收端，再转换回声音。这个过程允许丰富而自然的音质，许多人仍然更喜欢这种音质，而不是数字通信有时显得无生气的声音。然而，模拟信号并非没有缺点。它们更容易受到噪声和干扰的影响，这可能会降低信号的质量。在长距离通信中尤其明显，外部因素可能引入失真。随着技术的发展，向数字信号的转变变得更加明显。数字信号由二进制数据（0和1）组成，提供了更大的抗噪声能力，并且更容易存储和处理信息。尽管数字技术的崛起，模拟信号在各个领域仍然发挥着重要作用。例如，在广播领域，FM无线电和电视传输仍然依赖于模拟信号将内容传递给听众和观众。此外，许多音乐家和声音工程师欣赏模拟信号所提供的温暖和深度，常常选择使用模拟设备进行录音，即使在一个主要以数字为主的时代。总之，模拟信号在我们日常生活中的重要性不容忽视。它们作为物理世界与电子通信之间的桥梁，以一种既美丽又复杂的方式捕捉声音和图像的本质。虽然数字技术继续主导，但模拟信号的独特品质确保它们仍然相关并受到许多人的喜爱。理解模拟信号对于任何对电子、音乐或通信技术感兴趣的人来说都是必不可少的，因为它们构成了许多现代进步的基础。