Keep in mind that a 25-hz additon at the bottom end is a lot of expansion in bass. The difference in speakers, however, probably means you're moving a lot more air volume, which translates into a lot more gut-thumping bass as well. Good luck on the job today!

Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)