scar audio 15in vxf d4 ported sub build concept

johnny45

johnny45

Audioholic
cab is to be made from layers of birch an mdf

driver choice wired to 2 ohms currently own (scar audio vxf 15in d4)

amp is crown xls 1502 775watts at 2ohms per ch

cab concept dims with driver at 4.5lt are to be 16in w by 26in h by 9in d = 2cft

outer 12in d by 22in w by 60in t

port lenght 86in l by 4in h by 9in d

with 6in flair

in winisd port m/s velosity

opt 1. without parometric eq at 25hz .q=1 by 6+db is 15.8m/s at 20hz

opt 2. with parometric eq at 25hz .q=1 by 6+db with 24 dB/octave (4th order)highpass at 16hz is 30m/s at 20hz

with opt 2 an the port size an length do you think id get port Chuffing





sofaside vxf15in d4 15.png

vxf 15 d4 ported at 20hz at 5ft tall with 4x9x 86 port.png

sofaside vxf15in d4 13.png

sofaside vxf15in d4 8.png

vxf 15 d4 ported at 20hz at 5ft tall with 4x9x 86in port.jpg
 

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