Here is one thread. You may have to subscribe to ask questions.
It's a good place. I've been on it for years.
http://fullrangedriver.com/tiki-view_forum_thread.php?comments_parentId=5031&topics_threshold=0&topics_offset=14&topics_sort_mode=commentDate_desc&topics_find=&forumId=1
[Maybe this thread should be in One Chip Amps?} Let me know to move.
http://www.sixmoons.com/audioreviews/sonicimpact/t_3.html
(See Big Rig Into T-Rex)
http://www.diyaudio.com/forums/showthread/t-50870.html
(parts List and construction details)
There seems to be a lot out there about this but it's all new
to me.
I'll be interested to see where this goes. What I noticed was that
Godzilla was using the same speaks I am (but not in a straight pipe
which is the Fostex 127e.