The best guy for upgrading the crossovers for Dunlavy speakers is the guy at Tubesville.com
There was a thread about this a few years ago.
Here's the thread.
http://forum.audiogon.com/cgi-bin/fr.pl?rspkr&1028246710&read&keyw&zzblackie
There was a thread about this a few years ago.
Here's the thread.
http://forum.audiogon.com/cgi-bin/fr.pl?rspkr&1028246710&read&keyw&zzblackie