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GZRW 30SPL EXTREME or GZHW 12SPL or Ground Zero GZNW 12X ? now i have 8 x 30spl extreme and hit a 155,7 on 28hz on music ...

нет риска самоунитожения .... :))))

ground zero ...

microphone is on a right side of front window .... left port is closed .... this winter i ll change some of ports on box ,.. will tuned at 25hz .. and ll push subs on a 2 x gzpa10 000 :) and front line 8x8" midbass:biggrin: and another battery 100ah 3500a

инсталация: the ports : first idea was tuning 40 hz but ,,,, not for me :music: when closed one ports from right side .. the box tuning is 30hz and the result is more than 40 ..... oficial result was a 155,7 db 28 HZ on music ( lil john bme klick) :wacko2:

hi all this is my project :) components for this year: subs : 8 x Ground Zero GZRW 30SPL EXTREME amps:2 x Ground Zero GZPA1.4000DXII bateries : 2 x Ground Zero GZBP12-3500 alternator 2 x 120A cables 3x 50 and big three upgrades 2013 will change some of them :) the begining ... some mdf :) the box : the alternators: молодец tomorow will post another pics :)

the box is tunnel box bandpass 6th order with 2 ports with frequency 40 hz when two ports are open and 30 hz when one is closed,,,, the results are from 20 hz to 40 hz and are 20 hz 155 to 35 hz 155.....:praising: now will build stabil front line and ,,,, change amps and buy another one battery ,,, and will see :) my target is 160 db ---- 25 hz

http://www.vbox7.com/play:a224787fe6 that"s all for 2012 :) 2013 have a goood suprise ....:yahoo: with a lot of power :) :music:

the car is opel astra :)

yes 155.7 at 28 hz :) on music .. lil john bme klick :)) 20 hz is over 154 db :) some pics the loudest and deep sounds car in Bulgaria

subs : 8 x Ground Zero GZRW 30SPL EXTREME amps:2 x Ground Zero GZPA1.4000DXII bateries : 2 x Ground Zero GZBP12-3500 alternator 2 x 120A cables 3x 50 and big three upgrades the score was a 155 ,7 db on 28 hz tunnel box :) soon will post a fotos :)