I wouldn't exactly call it a sleeper, but I would call it a classic that has IMHO been very hard to beat.
http://cls.audiogon.com/cgi-bin/cls.pl?ampstube&1145045928
You could do FAR worse than this amp...
Oz
http://cls.audiogon.com/cgi-bin/cls.pl?ampstube&1145045928
You could do FAR worse than this amp...
Oz