Joe X Posted March 22, 2012 Report Posted March 22, 2012 Ina back seat is different since you are not just hammering the trunck lid, two 12" (well chosen) front/back firing will be better.
Robby Holmes Posted March 22, 2012 Report Posted March 22, 2012 IB4L 2 12s consist of more surface area to push more air than a single 15" can do. '08 Chevy Cobalt coupe 2.2 base model trunk build: 2 9512iSC flatwound alum 1.5 coils -extra 9500 spider pack -8" platinum carbon dustcaps 1 DD Z1 (.375ohm nominally daily) 3g31 AGM 320a Ohio Gen alt 1 DD S4 4 channel 4 VO-M8v1's (holes cut for 3rd pair) 2 CS 6.5's 2 VO-B1's Sony XAV-601BT all Knu Krystal RCA's Cadence 7band EQ ______________________ 148.3db @ 32hz (burp) 148.4 @ 37 & 38hz (burp) 146.xdb 90sec average (center windshield)
Hdman87 Posted March 22, 2012 Author Report Posted March 22, 2012 Any suggestions on a box in the backseat section Asshole By Nature
KOZ89 Posted March 22, 2012 Report Posted March 22, 2012 2 12"s, can't go wrong with that build coming late April, early May build log for 1 LVL 5 18" 87%ish done : http://www.stevemead...ab-dc-lvl-5-18/ 1997 Dodge Ram 1500 Slt Laramie Amplifier - AQ3500d.1 Sub - DC LVL 5 18" Highs - (2x) Selenium ST-350 Super Tweeters 8ohm Mids - Selenium 6" 200w midrange 6W4P (pair) Mids/Highs Amp - MB Quart ONX4.125 1000watt 4 ch Wiring - XP Flex 25' Red, 25' Black Alternator - Mechman 270amp Battery - XS power D3100, 1- Yellow top front more to come...
Hdman87 Posted March 27, 2012 Author Report Posted March 27, 2012 Kinda made up my mind to use my re mt 18 and do a box where the backseat is, any suggestions on sub and port placement Asshole By Nature
john253a Posted March 27, 2012 Report Posted March 27, 2012 sub facing roof and port to front 140-150" port in 9cuft net box @33hz for a daily if you want louder 200"port 8-9cuft net @ 37hz
wwjm Posted March 27, 2012 Report Posted March 27, 2012 (edited) a john253a how about sub and port displacement for 4 12" havocs on 2 t2500s in back of 2005 tahoe daily driver?? Edited March 27, 2012 by wwjm
john253a Posted March 27, 2012 Report Posted March 27, 2012 aero or slot either way 10cuft net @33hz on 3-5k daily aero 120-140" slot 150-170" 10cuft net @37 on 4-5k daily spl aero 160-180" slot 210-230"
john253a Posted March 27, 2012 Report Posted March 27, 2012 never used aa 12" but seen a few and there all in 10cuft
n8ball2013 Posted March 27, 2012 Report Posted March 27, 2012 no vs threads. THERE IS NO BUILD LOG! 1998 Chevy Silverado ext cab Alpine CDA-9887 4 Team Fi 15s 2 Ampere Audio TFE 8.0 2 Ampere Audio 150.4 3 Digital Designs CS6.5 component sets Dual Mechman 370XP Elite alternators inbound! 8 XS Power d3400 6 XS power d680 Second Skin Stinger Tsunami Wiring Sky High A Real Voltmeter not a piece of shit stinger.
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