I added to this thread a few years back...you can read and see if it interests you.
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1070100163&openusid&zzKehut&4&5#Kehut
Ken
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1070100163&openusid&zzKehut&4&5#Kehut
Ken