Procurement principles of multi-channel speakers

Foreword When the personal computer entered the field of multimedia, it seems to be destined to be a road that cannot be turned back. While the concept of computer leisure is developing rapidly, are you ready to accept it?
When the vast majority of people face this problem, the first reaction may be limited to the change in the visual sense of the official face, or contain a small part of the auditory application, but in the definition of multimedia, visual and auditory It is an inseparable one on both sides, and there is no difference between which is more important; however, what we have seen is that the development of visual-related graphics cards and monitors is more than the progress of the CPU, leaving the application of hearing in the original Step, maybe this is related to the fact that most people's ability to feel hearing is slower than that of vision!
However, when the audio-related peripherals have gradually accelerated their pace of entering the market since the end of 1998 (1998), they have only been in the state of 10 months, from the original two-channel 3D positioning sound to 4 + 1 or 5 + 1 channels. From the audio performance of music CDs, Video CDs to DVD AC3, the trend of audio equipments catching up is quite obvious. Although this is a good phenomenon, it has derived new procurement standards. Presumably this will be the doubt of many people.
Regardless of how to purchase a sound card, the author will talk about the purchase of multi-channel speaker sets. After all, this is currently a hot topic; you will not see the so-called comments here, because that is not the purpose of this article, all Will have different choices based on people, space, demand, budget, and comments will lead your judgment to an unrealistic myth.

Recognize the facts Before preparing to purchase multimedia multi-channel speakers, the author must state the facts, and do not expect those multi-channel speaker sets purchased for thousands of dollars or more than 10,000 to have "similar to home theater speakers." If there is no such recognition, the author recommends that you do not purchase multimedia multi-channel speakers, otherwise you will regret it (if you have the ability to distinguish). But this does not mean that the multimedia multi-channel speakers are not worth buying. In terms of cost / benefit ratio, the multimedia multi-channel speakers may be more affordable than those of tens of thousands or even hundreds of thousands of home theater speakers. After all, the use is different. ! Another reason is that unless you are a so-called "audiophile" (an audiophile), there may not be many people who can clearly distinguish the difference between hundreds of thousands of yuan and more than 10,000 yuan speaker set, don't be too To overestimate your hearing, if you do n’t have actual experience and years of work, it is not easy to distinguish hearing speakers by hearing.

Operation requirements and hardware collocation I will always consider the operation requirements before purchasing, especially when purchasing computer-related equipment, the purchase of speakers is no exception. If you just listen to CD music, MP3, then two channels or 2 A +1 channel speaker is sufficient, and the choice of speakers can be more critical. For users with 3D games, VCD or DVD needs, then 4 + 1 channel speakers will be a more basic requirement, 5 + 1 may be better, but it depends on whether the sound card and application you use can fully support.
However, most of these products will be sold with a sound card, so if you want to find such products sold separately, it will be rare, because the speaker group with more than 4 + 1 channels will have a special connection with the sound card. The way each manufacturer designs the tandem connection is different, so the multi-channel speaker set from manufacturer A may not be able to connect to the sound card of manufacturer B. This is psychological preparation before purchasing.

Budget and sensibility The price of the 4 + 1 channel speaker set currently used in multimedia PCs is mostly around 3000 ~ 8000 yuan, which is more than 60 times the maximum price difference compared to the early two sets of computer speakers. Before purchasing a multi-channel speaker, in addition to overcoming some of the psychological obstacles (price factor), you must also calculate how much budget you can have. Low-priced products are not necessarily bad. They are purely a matter of suitability and high prices. It means you can enjoy 100% quality, which is harder to say. If your hearing ability can be satisfied only with a 3,000 yuan speaker set, then the benefit of 10,000 yuan speakers is only 3,000 yuan, and the remaining 7,000 yuan It's all waste. It's not necessary to spend a lot of money to see your own budget and sensibility.

There are many people in the working space who will care much about the output power of the speaker. In fact, this is not wrong, but it still depends on the space where you set up the speaker. An "empty" working space may be more suitable for setting up a speaker with a larger output power. Full and shocking sound effects can better show the proper effects of games, VCD, DVD and so on. In case your work space is the same as the author's, you can only go in and out, and it is difficult to turn around, the high-power speaker group does not seem to be the object you should be included in the reference, otherwise you will not be able to stand it, if you come to the left Is n’t it just asking for trouble if you protest.

The arrangement of multi-channel speakers is very particular. The effect of a set of ordinary speakers with correct placement may be better than that of high-end speakers with incorrect placement. Of course, this also involves the aforementioned working space. Does it allow you There is more flexibility in the arrangement of multi-channel speakers. The author will introduce the speaker in another article.

The feeling of the sound of the conclusion is a very subjective feeling, because the sound is very abstract, not as objective as the visual experience, so most of the choice of products can only be the same, but the above considerations are definitely what you can master, only For you to have a basis for judgment before deciding to purchase a multi-channel speaker set. (End) (Old Barbie)

The world premiere of the technical zone! ROHM has developed the power supply IC "BD372xx series" for high-quality audio. A practical guide for the purchase of home wireless routers. Understanding the circuit diagram and working principle of the audio. Talking about the "frequency response curve" in the audio. Deep dismantling report of the M0pro speaker: both internal and external

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Multi-channel speaker placement

Foreword At the beginning of the development of multimedia computers, compared with the current situation, it is really different ...

Published on 2006-04-17 23:40 • 184 times read
Multi-channel speaker placement
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Barbecue machine is a barbecue food machinery and equipment, its main function is to do all kinds of barbecue products. Mainly used for barbecue shops, mobile barbecue and so on.
The use of rotary grill grill grilled after a piece of barbecue from the barbecue, accompanied by salad dishes, ingredients into a special made in the bread. Visibility, on-site production, and popular in Europe and the United States. Become one of the mainstream street food fast food.
1 power: the range of 800-1600W, according to the actual situation. 2 grilled food: steak, shrimp, vegetables, ham and so on. 3 functions: 3.1 baking pan with a raised stripes, relying on the protruding stripes to bake the food, there will be drainage structure, slope or drain hole. 3.2 baking time is about 3-5 minutes. 3.3 thermostat is adjustable, according to the different food or personal taste to adjust the different. 3.4 heat pipe: According to the different grades of products, choose different specifications of the heating pipe. Generally fixed in the back of the heating plate, using high temperature stainless steel tube or nickel-chromium alloy tube INCO840, the latter cost higher. 3.5 generally do not need PCB control, FireWire to increase the temperature insurance. 3.6 within the wiring: the general use of hidden lines, hidden in the activities of the hinge of the shaft. 3.7 Other: need to take oil device, a separate configuration or drawer type oil box. 3.8 turn on the power, the red power light, the machine warm, until the green light into the food, wait 3 to 5 minutes.


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