Well, I ran them for a while in my music room.... with the Stephens 103 LX2 woofers, University SAHF mids and EV t35 tweeters, and the original Klipsch 500/5000 Crossovers. Even with one suspect and crackly tweeter and some tired crossovers they sounded great. Of course everything in the khorn back in the 50's was all 16ohm. The dilemma was to try and source and refresh all 16ohm parts or move to the 4,16,8ohm standard that is still used today. Even though I would've loved to keep everything original my most important objective was to get the sound to be the best it could