Can any friends here share his experience in Jensen loudspeakers? Are they comparable to other older names like ALtec, University...?

Ben,
your question should read: Are ALtec, University...comprable to Jensen speaker?

Check here if you wanna kown more about Jensen:

http://tw.myblog.yahoo.com/jacky-audio/article?mid=362&sc=1

some one know XP102 FROM JENSEN cabinet

sound excellent mid randge