Robby Holmes Posted July 14, 2012 Report Posted July 14, 2012 decent for a first box sketchup? if not, what should i improve/fix? 38" wide 16" tall 23.6" deep 6.8" wide port 10.2" long port (95.4 square inches of port) 4.7 cubic feet (before displacement and bracing) tuned to 35Hz '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)
Joe X Posted July 14, 2012 Report Posted July 14, 2012 The sketchup is good, the box calculations are off.
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