I'm own a pair of originals with the ribbon upgrade, probably since 10 years now, not new in the carver community, used to be more active on the old forums from the other site...
http://www.carveraudio.com/phpBB3/viewtopic.php?f=116&t=7247&p=79218&hilit=slonar%27s+rig#p79218
Thanks for the warm welcome