SWR SON OF BERTHA BASS 15 CABINET MADE USA - #7534849 - su Mercatino Musicale in Amplificatori - Testata / Cassa per Basso
High SPL Design Ideas
Now This is a sub! Bertha...W bin | diyAudio
PA of the Day - This is Big Bertha, the huge center speaker cluster that served up audio to the 24,000 seat Rupp Arena, home of the University of Kentucky Wildcats basketball