Hi,
i am very obsessed by the goal to get a good 3D sound image in the listening room
I have read a lot and i have come to the conclusion that the quality of construction of the speaker front baffle is fundamental.
I truly think that all decent speakers with a correctly designed front baffle are able to give a good 3D soundstage and to disappear, so to speak.
If the front baffle is thin and vibrates i think this causes micro distortion in sound and the image become confused, out of focus.
I really do not think that the other sides of the cabinet are important at the same level.
That can have some level of vibrations but this vibrations can reach the listener only after reflection with the room walls. Just putting some absorbing panels strategically can tame this very very well.
I read something about the front baffle that convinced me.
Just think to try to read writings on a panel that a friend is keeping at 2-3 meters.
If the friend moves the panel back and forth the reading can be almost impossible.
And i think that this applies also to sound perception.
To conclude it is important that the front panel stays still even during strong music passages
What do you think ?
Thanks and regards,
gino
i am very obsessed by the goal to get a good 3D sound image in the listening room
I have read a lot and i have come to the conclusion that the quality of construction of the speaker front baffle is fundamental.
I truly think that all decent speakers with a correctly designed front baffle are able to give a good 3D soundstage and to disappear, so to speak.
If the front baffle is thin and vibrates i think this causes micro distortion in sound and the image become confused, out of focus.
I really do not think that the other sides of the cabinet are important at the same level.
That can have some level of vibrations but this vibrations can reach the listener only after reflection with the room walls. Just putting some absorbing panels strategically can tame this very very well.
I read something about the front baffle that convinced me.
Just think to try to read writings on a panel that a friend is keeping at 2-3 meters.
If the friend moves the panel back and forth the reading can be almost impossible.
And i think that this applies also to sound perception.
To conclude it is important that the front panel stays still even during strong music passages
What do you think ?
Thanks and regards,
gino
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That is somewhat simplistic.
Essential (but not exclusively) to good imaging it is important that the entire speaker does not give clues to its presence or location.
The box needs to be constructed such that its resonance signature is unlikely to be excited by music, low energy storage, low diffraction, the drivers themselves low noise, and low levels of sound coming back thru the cone(s).
And then there is an entirely different facet, that the drivers deliver the information in the recording (if it is there) that tricks the ear/brain into creating the illusion of a 3D sound space.
dave
Essential (but not exclusively) to good imaging it is important that the entire speaker does not give clues to its presence or location.
The box needs to be constructed such that its resonance signature is unlikely to be excited by music, low energy storage, low diffraction, the drivers themselves low noise, and low levels of sound coming back thru the cone(s).
And then there is an entirely different facet, that the drivers deliver the information in the recording (if it is there) that tricks the ear/brain into creating the illusion of a 3D sound space.
dave
That is somewhat simplistic.
Essential (but not exclusively) to good imaging it is important that the entire speaker does not give clues to its presence or location.
The box needs to be constructed such that its resonance signature is unlikely to be excited by music, low energy storage, low diffraction, the drivers themselves low noise, and low levels of sound coming back thru the cone(s).
And then there is an entirely different facet, that the drivers deliver the information in the recording (if it is there) that tricks the ear/brain into creating the illusion of a 3D sound space.
dave
Hi and thanks for the helpful explanations.
My point is that the front baffle vibrations are the most detrimental for a good 3D effect
If i had to make a panel stiffer i would start from the front baffle for sure
The contribution of side and back panels is much less detrimental.
A solution for the speaker enclosure could be like this one ... i guess a very expensive solution i am afraid.

Hammond Mfg. - ROLEC-HAMMOND Painted, Diecast Aluminum Enclosures (R100 Series)
or even only the cover for the front panel
Possibly this could be a small two ways satellite for mid/high signals, probably the most delicate and important for soundstage reproduction
Thanks again and kind regards, gino
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