http://www.richersounds.com/showprod...RD-ALUMNI9-BLK

i eventually bought one of these

let's just say that it's enough to frighten the neighbours dog when i plugged it in at 10pm last night, and that was just the bass coming from someones voice

it's got a few twiddly knobs on the back that have rattled the plates in the kitchen sink too

the wife was seriously unimpressed