Bluetooth Speaker Factory Explain How To Judge The Sound Quality Of The Speaker
Jul 11,2022 MiBA
The subjective evaluation is based on hearing, and the objective evaluation is based on the test or measured by the standard of the test. It is more comprehensive to use these two methods to evaluate the sound quality and poor sound at the same time.
1. Human ear sensitivity
Due to the difference in each person's physiological structure, health, and development, each person's hearing sensitivity is different, and the hearing sensitivity of the left and right ears is also different.
In this way, each person's hearing sensitivity is different, just like people's eyesight, some people's vision is 1.5 left, 1.2 right, some people 0.5 left, 1 right, so the evaluation of the Bluetooth speaker factory speaker's tone is affected. very large.
2. The effect of age on hearing
Due to physiological reasons, with the increase of age, the tissue elasticity of the eardrum, cochlea, and other auditory organs to different frequency sensing points weakens, so the ability to distinguish high-frequency sounds will gradually decline, affecting the accuracy of Bluetooth speaker sound quality evaluation. Gender.
3. Affected by education level
A person's educational level will affect subjective evaluation because the field of acoustics is a multidisciplinary and complex physical phenomenon, closely related to physics, mathematics, architecture, music, and other disciplines.
In order to have a comprehensive and accurate understanding of timbre, it is necessary to have considerable quality in all aspects. Therefore, the comprehensiveness and depth of a person's education can affect the evaluation of a Bluetooth speaker's timbre.
4. Art appreciation
Everyone's artistic quality and artistic concept are different, resulting in a different understanding of the artistic expression of timbre, which is also one of the factors that affect the timbre evaluation of Bluetooth speakers.
5. Psychological effects on people
Everyone has different feelings about timbre in different periods, different moods, different living environments, and different psychological states (mindsets). This also affects the subjective evaluation of the tone of the Bluetooth speaker.
6. Everyone's preferences
Everyone may belong to this or that art genre in different art fields, so everyone has a certain preference psychologically, which is permissible, so this factor will also affect the evaluation of Bluetooth speaker factory sound quality.
7. Different countries and ethnicities
Different countries, different nationalities, different regions, and different eras have different standards and listening habits for the understanding of timbre, so the evaluation of timbre is also very different.
Therefore, subjective evaluation is a comprehensive artistic evaluation of feelings, which is affected by many factors.