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- A speaker enclosure is a box often made of wood that houses the main speakers (speaker drivers).
- The box is usually hollow with vacant space inside, save for the speakers mounted on its walls.
- While the speaker enclosure essentially holds the speakers in position, it has a more significant role to play.
- It is crucial in preventing the cancelation of sound, especially when it comes to low-frequency (bass) sound.
- Upon the arrival of electric current on its voice coil, the speaker pushes forward to project/push out the sound.
- As it pushes forward it leaves a vacuum behind which is immediately occupied by the sound waves produced.
- Remember sound waves go in all directions, therefore, nothing stops the waves from coming in behind the speaker.
- The speaker enclosure traps these waves inside the speaker which prevents them from canceling low-frequency sound waves (bass) in mid-air.
- This makes the front of the speaker as the central sound emission point to the listeners in the room.
- Speaker enclosures come in different designs including;
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- Bass reflex enclosure that has a hole at the front to equalize pressure on the inside and outside of the speaker.
- Sealed enclosure
- Band-pass enclosure
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