Home theater audio, what you should know - Hi-End and Hi-Fi

In general, Hi-Fi and Hi-end have excellent indicators on conventional objective technical parameters. However, if Hi-Fi and Hi-end are distinguished by these conventional technical parameters, it is inevitable that they will be biased. The conventional technical parameters are the basic means and methods for measuring the pros and cons of home theater audio equipment. An excellent technical parameter is essential for both Hi-Fi and Hi-end. However, people's hearing is limited in sensitivity to technical parameters. For example, the difference in distortion of a few thousandths or the difference in the imbalance of a few decibels is difficult for most people to detect. However, whether it is the design and manufacture of home theater audio equipment or the enthusiasts of the welding machine, there is such experience in their own practice, that is, some technical parameters or technical characteristics other than the conventional technical parameters on the sound and sound quality of the equipment. Has a certain impact. For example, the introduction of negative feedback and the choice of negative feedback depth will have a greater impact on the timbre and sound quality, but it has little to do with conventional technical parameters. It is also said that the audio equipment deals with a signal with a large frequency component and a large amplitude of the signal in a wide frequency band. This signal is difficult to express in a simple mathematical mode when passing through a nonlinear system.

As far as the technical parameters of audio equipment are concerned, the usual Hi-Fi equipment is basically the conventional technical parameters pursued and guaranteed, and often strives to achieve the highest possible index. In addition to the conventional technical parameters, Hi-end equipment often pays attention to deeper technical parameters and technical characteristics. Therefore, Hi-end equipment may not have obvious advantages in conventional technical parameters, but its subjective sense of hearing has left a deep impression. There are many factors that affect the quality of equipment. In addition to the perfect circuit design, the selection of manufacturing processes and materials is also critical. This can be said to be one of the differences between Hi-Fi and Hi-end. In general, Hi-Fi equipment is in high demand, and the design of the manufacturing process in the production process is often as simple as possible to reduce costs. The selection of components is also as high as possible. Hi-end's equipment is different, because Hi-end's market is much smaller than Hi-Fi, and if the quality of the equipment is not enough, users will not think it is Hi-end equipment.

Therefore, Hi-end equipment attaches great importance to the manufacturing process, and often pays attention to the position of a wire and a solder joint. The originals used are made of some brand-name quality products. For the appearance of the equipment, it is even more important, and often strives for the coordination and exquisite appearance, so that the mechanical center of gravity and mechanical vibration characteristics of the equipment are not neglected. In some audio publications, words that describe Hi-end equipment are often seen. For example, when using components, use "exhaustion", when using the appearance, use "image power", when talking about crafts, use "exquisite" Absolutely." These words are indeed the objective characteristics of some current Hi-end equipment, but for the user, his pursuit tends to pay more attention to the musical expression of Hi-end equipment, which means that when chasing Hi-end equipment, more attention is paid to Its sound is "quality."

The Hi-end equipments, which are "extraordinary", "exquisite" and "exhausted", are expensive and far away from most music lovers. However, the products are determined by the needs of the market. There are also a class of equipment in the home theater audio equipment. These equipments do not pursue the image of “powerful” and “exquisite” crafts, and use limited cost budgets to improve the sound. Quality". So that the equipment with Hi-end equipment quality is closer to more music lovers. For such high-quality equipment, we might as well call it "quasi" Hi-end equipment. It is difficult to say that there is an obvious technical parameter boundary between Hi-Fi equipment and Hi-end equipment, and it is not easy to distinguish Hi-Fi and Hi-end by appearance and market price. Can a device be called Hi- End, often needs to be evaluated by its subjective listening experience, its own technical parameters, manufacturing process and price.

In the HI-FI audio market in Germany, perhaps brands such as Burmester, German Physic, and ELAC are “big brothers”, but in home theater, Teufel is an undeniable “big brother” in Germany. Teufel was founded in 1980 by Peter Tschimmel in the German capital Berlin. At the beginning of Teufel's establishment, it was a company specializing in selling speaker parts. The main target of sales was DIY users, so that users could get the sound they wanted at a relatively low cost. But with the development of Teufel, the company's philosophy has also kept pace with the times, started the speaker products, and operated Teufel in direct sales. The development, production, quality control, management and product demonstration of its products are all checked by their own team, in this way to reduce the market price of the products. In addition to successfully controlling the price of the product, the most worthy of Teufel's pride is that in 1996, the Theater 8 home theater speaker made Teufel the first German manufacturer with THX certification.

In 2014, Teufel officially announced its entry into the Chinese market and presented a wide range of products at the audio show. To be honest, I have heard about the Teufel brand, but I have never had a chance to appreciate it. So, as Teufel entered the Chinese market, I was looking for time to audition Teufel's heavyweight home theater speaker System 10 THXUltra 2. When I saw the System 10 THX Ultra 2 refrigerator-like subwoofer, dual 15-inch woofer, 3-way design dipole surround sound box and main speakers, and the shiny THX certification logo, my The heart is the excitement in the dark.

The System 10 THX Ultra 2 is designed to deliver great movie sound. The system 10 THX Ultra 2 is full of sound, with a strong atmosphere, full midrange and high density, wide and large sound field, and very high and medium frequency, which can be described as dignified and natural. This is a very typical "German taste." The low-frequency effect is extraordinary, but it does not lose the sleek and delicate qualities. Therefore, when it restores music, it can bring a beautiful and natural musical feeling, and people can feel a very real and very realistic musical atmosphere. When replaying European and American movies, it can make people feel deep and majestic. The ground moving, but without losing the layering of the low frequency, and the leisurely dynamic, this is the style of Hi-End equipment.

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