Sound What is dB (decibel)?
Have you ever seen the dB (decibel) as a unit to express the loudness of sound?
Here we introduce what kind of unit this dB is and other units that express the loudness of sound.
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Sound What does good sound quality sound like? Different people feel differently, so good sound is different
I've heard that you often listen to music with good sound.T...
Sound The difference between soundproofing and sound absorption: consideration of the sound environment to the outside and inside
Soundproofing is a word you hear often, but there is also sound absorption.
Let's review in detail the difference between soundproofing and sound absorption.