I assume you've contacted partsexpress, madisound, etc. If you haven't also give snippets.org/ldsg a go. All you need to find, after all, is s/one with an old Focal catalogue...
The new series are 4211/4311 midrange/woofs with an Fs ~50-60Hz. -- but as you said: specs comparison???
Good luck!
The new series are 4211/4311 midrange/woofs with an Fs ~50-60Hz. -- but as you said: specs comparison???
Good luck!