[Technical Article] 6 questions about headphones

The gap between good and bad headphones

High-end brand-name headphones and low-end cottage / fake / miscellaneous ... The sound of the headphones is very different. If the sound quality of the headphones is inferior, then the possible situation will be high-pitched sharp, harsh bass, broken bass, singing voice and original singing changes and so on. The light situation is that the sound is distorted. For example, listening to a song by Jacky Cheung, I always feel that the sound of singing is not right. If it is not right, I can’t really tell it. Seriously, if the treble is sharply broken, it will cause damage to the hearing, so if Using ultra-low-cost headphones, the safest way is to try to lower the volume, because it will make the sound softer.

High-end brand-name headphones have sufficient foundation for workmanship, materials, and tuning. Therefore, the sound coming out is first enough to be supple. Under the premise of the machine (that is, the earphone is warming up, entering the state, etc.), even if the volume is turned on, Not to hurt the ear, but to have more details; then there is enough fidelity to restore, such as listening to Faye Wong's music, if properly matched, there will be a feeling that Faye Wong will sing in front of him, so the price is expensive It is.

Which brand of headphones is best?

This is the most entangled question asked. In fact, everything has its own advantages and disadvantages. It is easy to choose the most suitable and not reluctant. Many cities have high-end earphone experience stores, different brands and different brands. Models and series have different sound styles and sound quality. To listen to the audition, the key is to look at your own appetite.

What kind of sound is emitted by different earphones (the same kind of speakers) is a process in which the manufacturer has a tuning at the time of design (except for those who can speak out), this is an art category activity, with the designer and the brand itself. The aesthetic tendency and the direct related sound style are like the taste of the dish. The same ingredients and different cuisines are not flavored. Even the same Sichuan cuisine, Cantonese cuisine, and different chefs have different tastes.
There is a very simple way to choose a brand, that is, whether the country of the brand is the style that you like, because the tuning of different brands of headphone audio is related to the nationality of the tuner. For example, the sound and sound styles of Germany are generally rigorous, the United States is enthusiastic and unrestrained, and so on.

Then why are different headphones coming out? The sound is very different. It is like the same person singing in an empty room without decoration and decoration, singing in a luxuriously decorated room, and the resulting sound is different. The former will have a lot of echo reverberation, and the latter will be more clear.

So it is not a brand of headphones that is not good for the brand of headphones, but is not suitable for their own problems, the most direct and effective way is to go to the physical store to listen, if you buy headphones that are not suitable for your own listening, then listen When I was singing, I was rather depressed. After all, listening to music is about coming to enjoy the body and mind.

Why is the sound quality of the expensive headphones just bought back not so good?

Many people bought hundreds of thousands of earphones. When they arrived, they were very excited. When they were unpacked, they were dumbfounded. The sound was too bad. It was very deceived and was seriously stunned by the manufacturers. Even wanted Call the consumer hotline to complain about false advertising.

In fact, all the headphones need to be “warm-up” after a period of playback, and the sound will become better and better, reaching the sound quality level of the product design goal. This process is called “smashing down”, and the difference between medium and high-end headphones before and after the machine is particularly obvious. .

Because there is a sounding diaphragm inside the earphone, the diaphragm emits sound through vibration. The diaphragm of the medium and high-grade earphones is generally thick, so it takes a while to gradually eliminate the tightening state, and then the sound details will be more plump and supple. Other parts will work for a while before they will slowly enter the normal sound quality state.

So when you buy headphones, especially high-end headphones, it is best to connect the headphones to the audio source for a period of time with a moderate volume. Different headsets have different requirements for the downtime. Some special models of high-end headphones require a long downtime. Time can have a good sense of hearing.

Not only headphones, computer multimedia speakers also need to take the opportunity, the more high-end speakers, the sound quality will be much better after enough time.

About headphone bass and sound quality issues

Many people think that the heavier the bass, the more rumbling the headphones are, the better the sound quality is, the higher the sound, the more powerful the bass, the special bass headphones, the sound source and the bass sound is the high-end goods, in fact, this is a big Misunderstanding.

The price of the heavy bass is that it will lose a lot of sound details. This is a design tuning problem, and it will cause the overall sound distortion to be more powerful. The distortion is the change of the sound played by the earphone compared to the original sound, so the logo "listening" (recording) Headphones for use in room recording monitors are not heavy bass.

One of the biggest consequences of losing a lot of sound details is also the most easily overlooked. The performance of the "sound field" is low. The sound field means the sound of the scene. It can be distinguished or even closed when you can see it. "It seems that the sound source, location, etc. of the scene, there is an immersive feeling. If you pursue heavy bass sound, you will lose a lot of sound details, and the site restoration is not accurate.

The heavy bass tuning of the bass directly affects the reductiveness of singing vocals. That is, the singer’s voice is obviously lower when listening to pop songs. Relatively speaking, the high-fidelity restored headphones can reach the singer’s singing in front of him. Feeling of the scene.

The risk of the bass being too heavy is to damage the hearing. The 2.1 computer speaker with a subwoofer is also strong and far away from the ear, while the earphone is close to the ear. Listening to the bass sound for a long time is likely to cause hearing damage, such as tinnitus. Even temporary deafness.

However, many people think that the bass sound is strong, so if you like this style, you can try to adjust the volume and protect your hearing.

Is it worthwhile to have a good phone?

There are very few earphones with good sounds, which is a complicated problem. It involves mobile phone manufacturing, original purchase, OEM, and cost. Mobile phone manufacturers don’t know enough about sound tuning design, and think that they can find a first-class foundry. The supplier, using relatively advanced components is a good sound quality headphones, or think that the headphones have little effect on the sound quality, as long as the mobile phone uses a brand-name audio decoding chip.

In fact, many mobile phones now use professional hifi/target=_blank>HIFI-class audio decoding chips, and some even have the ability to play 24-bit studio master-level audio files. As long as you have a good-quality headphones, you can enjoy them on your mobile phone. Good sound quality, if you only use the original earplugs, it can be said to waste the sound quality of the phone itself.

Nowadays, many high-end headset brands have launched mobile phone headsets with microphones. In addition to high-end sound quality, these headphones also have a call function, which is a good upgrade substitute for the original earphones of the mobile phone.

Nowadays, many people like to watch movies and TV shows on their smartphones. The high-fidelity sound quality of high-end hifi/target=_blank>HIFI headphones can have a near-immersive listening experience at this time. The dialogue and scene sounds will be more than the original earplugs. lifelike.

What is a good headset?

Unlike the speaker, the earphone is directly attached to the ear to make a sound, a little bit of sound quality changes the ear is very sensitive, the sound quality is beautiful or inferior directly affects the mood.

The sound quality of the earphones is first to be "balanced", that is to say, even if the music is played, the complicated music is not irritating, not troublesome, and the sound is calm. The best way to judge is to wear headphones to listen to songs. The mood is comfortable and comfortable, and you can fall asleep without knowing it. This is the earphone with balanced sound quality, which makes people feel relaxed and happy.

Nowadays, the world society is more and more annoyed with tension. Listening to music is to relieve the mentality. The headphones with poor tuning will be counterproductive. The longer you listen, the more annoying.

The second is to have enough fidelity, that is, to fully restore the sound of the recording scene. If the singer A releases it like the singer B, it is not enough.

The fidelity of the highest realm is to be able to "hear the singer's subtle feelings", that is, to be able to directly feel the mood of the singer conveyed in the voice while listening to the song.

Then there is enough detail in the high school bass. The first thing is that you can't overweight the bass. Too much bass will lose a lot of detail. Then there is the treble. The high-frequency response of many headphones is a virtual standard. When it comes to a high-pitched sound, it will be very harsh. This is the performance of high-pitched details. The high-quality headphones must be silky and natural. .

The most difficult thing to do in the hard quality of the headphone tuning is the performance of the sound field. The meaning of the sound field is to restore the "recording scene", so that when listening to the song, the sound recording scene can be seen in front of the scene, including various musical instruments and singers. The location, even the size of the sound and so on.
Tuning top headphones can make you feel like you are listening to the song, such as listening to a symphony, just like sitting in the middle of the concert hall, the orchestra is playing, violin, cello, drums can have all kinds of instruments Precise position and playback of different accurate sounds.

The highest level of sound tuning for headphones and any audio is the "artistic" of sound quality, that is, whether the sound released is beautiful, and the difference between styles, different people, different national design earphones have different sound styles. Rough and inferior headphones make people nervous and annoyed; excellent sound quality and beautiful headphones make people feel comfortable, pleasant and relaxed, and fully experience the artistic feeling of music.

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Jiangmen Hongli Energy Co.ltd , https://www.honglienergy.com