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shinjohn | profile | all galleries >> My buddy Steve's '05 STI >> Subwoofer Fabrication tree view | thumbnails | slideshow

Subwoofer Fabrication

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Cardboard templates used to size up the enclosure
Cardboard templates used to size up the enclosure
Start of the enclosure build.
Start of the enclosure build.
Corner clamps used to line pieces up.
Corner clamps used to line pieces up.
Steve driving the first screws.
Steve driving the first screws.
Bottom and sides attached.
Bottom and sides attached.
Visualizing the finished size.
Visualizing the finished size.
Enclosure is for (3) Arc Audio 10D4s.
Enclosure is for (3) Arc Audio 10D4s.
Note the angles that required compound miter cuts, internal bracing.  Jagged hole result of Rotozip.  (I need a router! :D)
Note the angles that required compound miter cuts, internal bracing. Jagged hole result of Rotozip. (I need a router! :D)
This side faces the back seat of the car.
This side faces the back seat of the car.
Empty trunk, ready for test fit.
Empty trunk, ready for test fit.
First try: fits like a glove.
First try: fits like a glove.
Pretty tight, though a tiny bit of volume is unutilized.
Pretty tight, though a tiny bit of volume is unutilized.
Other side is similar.
Other side is similar.
Note that the spare tire is accessible WITHOUT removing the enclosure; very important!
Note that the spare tire is accessible WITHOUT removing the enclosure; very important!
Plywood frame to be used for a speaker grill.
Plywood frame to be used for a speaker grill.
Fit to the enclosure, looks good.  Steel mesh will be added to provide more protection to the drivers.
Fit to the enclosure, looks good. Steel mesh will be added to provide more protection to the drivers.
Total internal enclosure volume is ~1.5 ft^3.
Total internal enclosure volume is ~1.5 ft^3.
A little grey carpet.
A little grey carpet.
Another angle.
Another angle.
Rear face.
Rear face.
Terminal cup detail.  Poorly cut driver hole works OK. (oops!)
Terminal cup detail. Poorly cut driver hole works OK. (oops!)
Threaded insert for the grill.
Threaded insert for the grill.
Terminal cup outside.
Terminal cup outside.
Drivers installed.
Drivers installed.
First piece of formed wire mesh installed to the grill frame. Mesh installed from the inside.
First piece of formed wire mesh installed to the grill frame. Mesh installed from the inside.
Used 1/4 square screen.  Note the pattern drawn on the mesh, using the frame as a template
Used 1/4" square screen. Note the pattern drawn on the mesh, using the frame as a template
Center piece of grill taking shape.
Center piece of grill taking shape.
Done with the mesh.  You can see the details of attachment here.
Done with the mesh. You can see the details of attachment here.
Grill fit back on.  There should be plenty of space for driver excursion.  Now for some grill cloth for the stealth look!
Grill fit back on. There should be plenty of space for driver excursion. Now for some grill cloth for the stealth look!
A little grill cloth stretched over it....
A little grill cloth stretched over it....
I'm countersinking the screws, so I wanted to dress around the holes with ferules (white plastic hard to see on the cloth)
I'm countersinking the screws, so I wanted to dress around the holes with ferules (white plastic hard to see on the cloth)
I used epoxy to bond the ferule to the inside of the countersink.  Then used washers and screws to clamp it to dry.
I used epoxy to bond the ferule to the inside of the countersink. Then used washers and screws to clamp it to dry.
Actually, with the screw heads sticking out, it doesn't look bad.. but this is not how it was intended to be...
Actually, with the screw heads sticking out, it doesn't look bad.. but this is not how it was intended to be...
Finally finished and installed on the box.  The white plastic adds some contrast...
Finally finished and installed on the box. The white plastic adds some contrast...
Debating on coloring the ferules black, or changing the screws to stainless to match the STI theme...
Debating on coloring the ferules black, or changing the screws to stainless to match the "STI" theme...
Another angle...
Another angle...
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