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regular Kappa 15?

Do it the right way: match the driver to your existing cab.

1 - Calculate your net internal cabinet volume
2 - Download my spread sheet
3 - Locate the SBB4 or QB4 cabinet volume that matches yours
4 - Check the F3 to see if the driver is suitable for your needs

You can always plug the driver T/S data into WinISD to see what it looks like.
 
tuBass said:
OK, thank you. In that case I'm looking at the Kappa pro LF, or the Delta Pro. Which of those do you like better? I have a 2X8 with plenty of highs, so I'm rally most worried about adding the fundamental to the low end.
Go KProLF, twice the xmax, but follow Bruce's advice and make sure it works in your cab. The standard Kappa 15LF is good too, and so is the Delta 15LF if your cab is big enough.
 
Petebass said:
I'd wait for the new ones. The T/S specs are on Bgavin's latest spreadsheet (thanks Bruce).
The old Deltalite 15 wasn't much to write home about. apparently the new ones are much better. I'll have to sit down and do the math before I know exactly how much better.
No comparison, and a few pounds lighter to boot.
 
interesting. the kappalite 3015 can be used in a much smaller box, with a slightly higher resonant frequency, but the LF takes a much larger box, but you only get a slightly lower frequency.
but what an xmax on the LF! 9.6, that's incredible.


my post you quoted was wondering when the speakers would be available, not the spec sheets