วันอาทิตย์ที่ 11 ธันวาคม พ.ศ. 2554

Headphone Guide - comprehension different Designs and Cords

Buying headphones can be a confusing decision with so many kinds to pick from, let alone understand. If you've ever wondered at some of the terms used or what the advantages of each type are, read on.

We'll get into seminar of major headphone designs and even cord facts below, but first there are two items that bear mentioning to better understand what follows. First, since air pressure plays a big role in how we hear, a headphone's seal is prominent in the way they will sound. Second, headphones at the most basic level come in two designs: open and closed. What this means essentially is that a headphone is whether sealed off from the covering or vented to allow air (and sound) to pass freely.

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Open vs. Fulfilled, Design

Generally open headphone designs are described as being more "natural" sounding, but this can come with drawbacks. Everything going on in the room nearby you will intrude on your music. This can occasionally be useful, but is often a hindrance that requires turning the volume up higher. Also, your music leaks out just as easily, which can bother others nearby if the area is otherwise quiet.

Closed headphones on the other hand offer a much more intimate listening perceive and are nearly silent to those nearby you. The one disadvantage compared to open designs is that the bass can be muddier or inescapable other sound characteristics overly pronounced.

Major Types Of Headphones

Earbuds

These are among the most tasteless headphones in the mass market, largely due to their portability. They are light, easy to shove in a pocket, and fit right in your ear. Earbuds are uncostly and easy to find in any store that sells electronics.

Being this small can come with a cost. The downside of earbuds is that they lack the driver size and the isolation to yield a high-quality listening experience. Models have assorted slightly in size and shape attempting to heighten upon this dilemma, but ultimately it is what it is. A tasteless price ranges for this type is -50.

Earcup/On-Ear

Earcup designs are the other most tasteless type of headphone. Many of the behind-the-head style headphones you see are great examples. These are larger than earbuds, and work by sitting on the ear rather than in it. This larger create allows for a fuller range of sound and better power handling, but still lacks much of a seal in the middle of the ear and headphone. The effect is the loss of detail and bass compared to other types. Still, this create is also uncostly and easy to find, and still pretty portable. Typical price range for this type: -50.

Supra Aural

Supra aural headphones are larger still from the earcup design. They work again by sitting on the ear, but cover the whole ear and generate a better seal by perceive pressure (produced by the headband). This pressure can sometimes be uncomfortable for long listening sessions.

Overall range and detail are improved in this create from earcups, but at the cost of portability. These tend to be bulkier and heavier, but lighter than the circum aural designs we'll discuss in a minute. Essentially, this type of headphone tries to play the middle ground in the middle of earcups and full-size headphones. Even in a Fulfilled, design, however, supra aural headphones will leak sound. These tend to range from -100.

Circum Aural

These are full-size headphones and are as un-portable as they come. They are usually the heaviest and bulkiest type of headphone, but offer some advantages.

Because the pads go nearby the ear, they are typically more comfortable. This method also creates the best seal you'll get other than canalphones, resulting in the ideal dynamic range. Headphones of this size often have large drivers, making them sufficient and able to handle more power without distortion. The size, too, affects range in a inescapable way.

Open designs will still leak music or let milieu in, but the area in the middle of driver and ear still benefits from the seal. Fulfilled, circum aural headphones are ideal in this sense, being nearly silent to whatever nearby and blocking out a great deal of covering noise. Because those that buy this style of headphone are often audio enthusiasts, build potential and price reflect this niche market. Prices tend to vary from -500, though it's not unheard of to see circum aural headphones at 00 or more.

Canalphones or In-Ear-Monitors (Iems)

These are the most recent style of headphone, aiming to bridge the gap in the middle of portability and sound quality. They are as small as earbuds and also go in the ear, but unlike earbuds they go into the ear canal like earplugs. This takes some getting used to for some users.

The major benefit of being inserted into the ear canal is isolation. Canalphones offer all the audible advantages circum aural designs have due to their seal, and can often block out even more covering noise. Because of both the seal and the nearnessy to the inner ear, dynamic range is dramatically improved compared to earbuds. The user will not have to turn the volume up as high and will also appreciate a much greater level of detail in listening as a result.

Though a bit more expensive, canalphones will outperform earbuds sonically in every way, and can prove to be just as portable. Economy models are in the same normal price range as earbuds and earcup headphones. The higher end canalphones, though, can be just as precious as full-size headphones.

Cords

Shapes

There are separate cord designs employed with headphones as well. The simplest disagreement to make is the normal shape the cord makes-in most cases a "Y" or "J". "Y" cords look the letter, wherein a particular seashore comes from the plug end and splits off to associate to each earcup. The "J" design, as it applies to earbuds and canalphones, starts with a particular seashore and splits off. The disagreement from the "Y" cord is in that one side is longer than the other, meant to be wrapped nearby the back of the head and then go to the ear. This relieves some cord tension and makes it harder for the earphone on that side to be pulled out, any way it can also be cumbersome. The third major configuration in cords is a right cord, meaning it comes from the plug all the way up to what is usually the left earphone. It connects there, and the wire for the right side feeds internally through the headband. This is nice in that externally there is only one wire to deal with.

Many high-end headphones will use the "Y" cord rather than the right create so that each side is exactly equal length. At this level, there is a degree of pickiness that insists each side is sonically matched as closely as possible.

Balanced and Unbalanced Cord Setups

You may also hear inescapable headphones being referred to as "balanced". On a quarterly cord, the inescapable line is carried up each side, but one way or another the ground wire becomes shared. Even on a "Y" create where each side has its own wire, the grounds join at the end where the wire terminates into the plug. A balanced create essentially means that each side is thoroughly separate, having its own inescapable and negative wire that never touch the other side. Doing this requires each side have its own plug at the end, which of procedure means you'd need a special output gismo to associate the headphones. Most devices use a stereo plug, whether 1/4" or 1/8".

Why, you ask, would person want a thoroughly separate connection? No matter how clean the association is and how high potential the wire transmitting the signal, two ground signals crossing can always generate interference or noise. This can be difficult to hear, which is why usually only extremely high-end headphones appear in a balanced design. Again, at that level the sensitivity of the headphones themselves and the ears of the audiophile may benefit from a create that minimizes any sort of audible noise whatsoever.

Does using a balanced cord create make a big enough disagreement to bother? This is a topic of moot among audiophiles. Most would agree the disagreement is small, but it remains a matter of view on how prominent that small disagreement is.

Ofc and 7N Cables

Ofc stands for oxygen-free copper. Economy copper wires are more prone to interactivity that can cause noise in the signal. A hiss or small levels of distortion are sometimes observed when using such cables. Higher end cables minimize this interference for the cleanest signal transmission.

Some of the highest end cables are called "seven 9's", or 7N cables. This refers to the estimate of decimal places in the oxygen-free rating. This appears as 99.9999999% oxygen-free. No cable can claim to be 100% free of whatever that would cause interference, but these cables as you'd guess are as close as audibly possible.

On some higher end headphone models users claim that replacing the stock cables with expensive aftermarket ones improves sound potential notably. This, too, is a topic of heavy moot in the audiophile community. Many users insist that silver lined cords have a very separate sound, for example, than copper or gold-tipped wires. Others sound that's all in people's heads. What everybody does agree on is the significance of oxygen-free copper.

Gold-Tipped Plugs - What's That About?

Gold itself is less conducive than copper, which is one of the reasons (the other being price) that the wires themselves are not gold. So then why all the fuss about gold-tipped plugs and adapters? Gold does not tarnish or corrode like copper does, so a partially gold connector or adapter is another way to ensure the cleanest signal transmission over time.

Since the plug of a wire is the only part that contacts air and therefore is susceptible to corrosion, it's the only part that benefits from a gold mixture. Stay away from any expensive cables that claim the whole wire is gold or partially so-you're just throwing your money away for a gimmick.

Conclusion

So that's about it. Hopefully with all this in mind the questions in headphone buying will be a bit easier to understand. There are of procedure still other factors in any audio equipment to consider. This should get you started at least and on your way to making an informed decision when mulling over which pair of headphones are right for you.

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