Rick Ruskin wrote:
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The low end of my JBL 4315's sounds sounds less tight and defined
after having the 12" drivers refoamed.
** So there is now more low bass.
No. Slightly less bass and less defined bass,
** Makes no sense.
Tight and defined = less low bass and more upper bass.
The *definition" is in the harmonics and transients.
Impact sources like kick drums sound about right.
** So what is you gripe exactly ?
I just want to know if a poor seal would make that difference
** Not a chance.
Small air leaks can create noises noticeable with sine wave testing.
..... Phil
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