Gar, you might want to check this out: http://www.zaphaudio.com/audio-speaker18.html John compared a large number of small wide range drivers and had previously chosen the Tang Band W3-871 as "the one" but after the comparo, switched to the Hi-Vi B3S and publishes a detailed construction project. The Hi-Vi B3S costs $9.50 each. It must be said that his priorities are around mid range purity and he is of the opinion that 4" drivers and larger are too big and tend to beam, so this is a 3". This is an MTM implementaion of them: http://www.d-web.com/dbrown/db313/db313.htm Russell