Foster: N-30, N30, N 30, N08, 025H30, H025N30, H025N27, 025N27, H025N28, FT-300H, FT 300H, FT-500H, FT 500H, FT500H, HT 404, HT-405, HT 405, HT-406, HT 406, HT-407, HT 407, HT-408, HT 408, HT-410, HT 410, HT 411, HT-412, HT 413, PHT-404, PHT 404, PHT-405, PHT 405, PHT-406, PHT 406, PHT-408, PHT 408, PHT-408, PHT 408, PHT-410, PHT 410,
Fostex: FT300H, HT404, HT-404, HT411, HT-411, HT413, HT-413
Ampeg: 86-515-08
Crate: PE-15H, PE 15H
Carvin: 025N01D, Community
Cerwin Vega: C-8G, C8G, C 8G, X-Tealth
Roland: KC-500, KC 500, KC-550, KC 550
Selenium: RP-DT150, RP DT150, SHS, Sunn
SWR: SWR Goliath, SWR Redhead, SWR Megoliath, Sound Tech, Yorkville
P-Audio: HT-406, HT406
Yamaha: JAY-68625 JAY 68625
Tosh: TE 12H, TE12H, and many others
Diaphragm Specs: