What is an amplifier?
First of all, let's understand what a power amplifier is? The power amplifier is commonly known as "amplifier", and its function is to amplify the weak signal from the sound source or the pre-amplifier, and push the speaker to play. A good set of sound system power amplifiers is indispensable.
Power amplifiers can be generally divided into three categories: "professional power amplifiers", "civilian power amplifiers" and "special power amplifiers".
"Professional power amplifiers" are generally used for sound reinforcement in conferences, performance halls, and halls. The design is based on high output power, perfect protection circuit and good heat dissipation. When the timbre of most "professional power amplifiers" is used for
HI-FI playback, the sound is dry and hard to listen to.
The detailed classification of "civilian power amplifiers" includes "HI-FI power amplifiers", "AV power amplifiers", "KALAOK power amplifiers" and the so-called "comprehensive power amplifiers" that integrate various common functions into one.
"Special power amplifier" as the name implies is a power amplifier used in special occasions, such as sirens, low-voltage power amplifiers for vehicles and so on.
Power amplifiers produced in Europe mainly include products from Germany, France, the Netherlands and other countries. German products have strict requirements on quality, so they have the same quality guarantee as American products. In terms of timbre, it also has the characteristics of pure timbre and excellent details.
Take Berlin as an example, focusing on quality over weight is one of the common characteristics of hi-end manufacturers. Like most other hi-end audio manufacturers, Bumester's factory building does not occupy a large area, about 1,300 square meters. There are not many workers employed, only 20. However, it took Bumester eight years to design a pair of speakers.
The world's first belt-driven CD turntable, Bumester's flagship CD turntable 969, has another axis of rotation because it is driven by a belt. Do you know how precise that axis is? It was ordered by bumester from Switzerland, and the precision is 1/3000mm! This is the spirit of the Germans in pursuit of precision. It is also true that bumester has established its position as the world's top audio brand. Even enthusiasts with a little money can only stay away from it.
German master Wolfgang Meletzky founded MBL Akustikgerate GmbH in 1979, integrating the philosophy of "perfectionism" into MBL audio products. Inject artistic ideas into MBL design. In order to meet the highest standards of W.Meletzky, everything from electronic equipment to speakers, from the tiny volume knob to the power amplifier chassis is manufactured by the MBL factory in Berlin, Germany, and every detail of the manufacturing is guaranteed. All meet the highest standards. Its products are known as the world's richest Bill. Gates chose to enter the mansion and show his worth even more. It was also selected as the ultimate speaker for music lovers by the American audiophile book. At present, MBL's 360-degree omnidirectional speaker is still recognized as the world's first.
What are stereo and surround soundCar owners often complain that after changing the speakers, they cannot hear surround sound in the car, or there is no stereoscopic effect. After further communication, you will find that many car enthusiasts have no basic concep
How is the tone of the tube amplifier formed? Many enthusiasts like the sound of tube amps (also called vacuum tube amplifiers): warm and mellow, not unpleasant, not shocking, and soothing. People call this taste the smell of bile. The author has been playing with tube amps for decades and has
What is stereo audio? What is the difference between mono and surround sound?Stereo audio has been the dominant format for analog or digital audio in the music industry for decades. It's a relatively simple format that does a good job of simulating the way we naturally hear the world around us, and
合并式胆机还需要再加一个前级吗?很多烧友都有这样的疑问。这里有三个因素,一是音源输出的讯号是否大?很多外国CD机输出讯号偏小,加台前级可以放大讯号。二是音箱的灵敏度,灵敏度在90dB以下的音箱,加台前级,声音的表现会更好。三是胆机的放大量,增益30dB的标准合并式胆机,对输入讯号的放大量约15倍左右。而增益为20dB的合并式胆机,放大量约10倍,略显不足,动态会有欠缺。如果你对声音有很高的要求,最好再添一台前级做配套,将合并功放作为后级用。前级可以增10倍放大量,两台机加起来增益可达40dB。这时候,后级会推得更轻松、声音密度高、细节丰富、瞬态更强,音响系统的表现就非常完美了。
The basic composition of the listening system and the selection of amplifiers and speakersBasic components of a listening systemFirst, let’s talk about the composition of a complete system. Simply put, it can basically consist of the following three parts:Audio source, amplifier, speakers.Sound sour
What is an AV amplifierThe A (audio) of the AV amplifier represents audio and sound, and the V (video) represents audio and image. Therefore, the AV amplifier is an audio-visual amplifier that combines audio and video signal processing. It emphasizes the atmo
About--Basic knowledge of power amplifiersThe working principle of the power amplifier is actually very simple. Intuitively, it amplifies various sound signals played by the audio source to push the speaker to produce sound. From a technical point of view, a power amplifier is like a current modulat
The Davecl Ceiling Speaker is a high-quality audio solution designed for seamless integration into your ceiling. Featuring an aluminium cone, this speaker delivers clear and crisp sound, making it ideal for both residential and commercial settings. Its sleek design ensures it blends effortlessly wit
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