[ DIY ] Tapered Wave Tube with Damp-Duct ( TWTD )

TWTD-10T for 4" Fullrange Driver

TWTD-13.5T for 5" Fullrange Driver

TWTD-18T for 6.5" Fullrange Driver(MarkAudio Alpair12P , CHR-120)

TWTD-08T for 3" Fullrange Driver

TWTD-20T for 8" Fullrange Driver

TWTD-15T for 6" Fullrange Driver

MarkAudio Alpair7MS + TWTD - YouTube

MarkAudio Pluvia7HD + TWTD - YouTube

MarkAudio Alpair10.3 + TWTD - YouTube

MarkAudio CHR-90 + TWTD - YouTube