they are suppose one of the best processors out there and easy on navigation of controls....hard to find on the forums that is...ur best chance to get one is over at diyma..i have a zapco dsp6 i might sell...if u cant find the audison..let me kno..might sell it to u
i had a bitone it's a decent processor not sure if it'd help with a spl setup sq maybe. there's a HUGE thread on the bitone over in diyma. it's got it's ups and downs. i had turn on/off issues so i got rid of mine. the new boner is the JBL MS8