Sorry I've forgotten how to link !!!
http://www.hi-fiworld.co.uk/index.php/loudspeakers/65-reviews/511-usher-dancer-mini-two.html?start=3
http://www.hi-fiworld.co.uk/index.php/loudspeakers/65-reviews/511-usher-dancer-mini-two.html?start=3
90db 4 ohm with tubes?