รวมสูตรตู้ลำโพง, Speaker Design Box and Cabinet 1.

http://www.bestsellers-store.com/audiospeaker

1.สูตรตู้ลำโพงของ Fostex

http://www.madisound.com/fostex.html

http://www.planet10-hifi.com/boxes-fostex.html#demetrihttp://fullrangedriver.com/gallery/thumbnails.php?album=search&search=fostex

2.สูตรตู้ลำโพงของ Fostex แบบ Double Horn

http://www.frugal-horn.com/spawn.html - http://www.diyaudio.com/forums/attachment.php?s=9dbabe25e78145717aec67cc5e14a181&postid=1143921&stamp=1172396744

http://www.diyaudio.com/forums/attachment.php?s=9dbabe25e78145717aec67cc5e14a181&postid=1144569&stamp=1172460121

http://www.diyaudio.com/forums/attachment.php?s=&postid=988172&stamp=1156269075

http://passdiy.com/pdf/jlowassy.pdf

3.สูตรตู้ลำโพงหลายแบบ

http://www.metaleater.narod.ru/r_acoust.html

4.สูตรตู้ Helix

http://www3.ocn.ne.jp/~hanbei/eng-angular.html