The big ones have some of the Biggest ceramic magnets of any vintage woofers I've seen.
Not cheap speakers back in the day. I have the drivers and xovers from the 8,000 series 12"ers
with that big 15" magnet structure.
Yes I agree. Nothing to write home about. the dome mids and Tweets just didn't cut it. Too bad They were made on Long Island NY Not far from where I had a house.
Empire made some nice Looking Tables the 598 I think was their TOL TT