Quote Originally Posted by juniper View Post
One of the fellows who has worked on my speakers was a regional manager for Altec for a bit, he has been trying to get me to get a DBX with impact restoration for awhile, he says they can work wonders..
3BX DS also has impact restoration, but the unit is a kind of cheesy single rack space unit. The 4BX is the one to seek for the best price/performance ratio IMO. The 5BX would be the ultimate, but they're fairly uncommon and usually carry a hefty price tag in the used audio market.