6.4-01
Here is the beginning of the top baffle of the subwoofer box.
The subwoofer mounting will be integrated to the amplifiers
rack.
6.4-02
As the DLS X-12 will be mounted in a horisontal position,
threaded M8 holes are made to be able to lift up the woofer.
This guarantees easy service of the speaker.
6.4-03
The subwoofer is fixed with M6 screws. The nuts are fixed
between the MDF-boards.
The baffle is tripple layers of MDF, total thickness 36
mm. This ensure a real firm mounting of the woofer.
6.4-04
The enclousure is built in the spare wheel well. Here is the
beginning of the bottom board.
6.4-05
The subwooferbox is built as a separate unit that later on
will be attached to the amplifiers rack.
6.4-06
The walls of the subwoofer-box are made as a special construction
of MDF-boards with a 2 mm sound deadening pad between.
The deadening pads are glued with spray glue.
6.4-07
A closer look of the walls. This construction takes all resonance
and vibrations away.
6.4-08
The box is also equiped with a lot of internal bracing.
The inside is painted with 3 layers of laquer to protect
from moist.
6.4-09
Sealing of all joints before mounting the bottom-baffle.
6.4-10
All internal joints sealed with glue.
A special damping plate are mounted on the bottom under
the subwoofer. The plate has pyramid shaped surface to damp
out all reflections from the speaker.
6.4-11
Also the outside is painted with 3 layers of laquer to protect
from moist.
There are also some milled tracks on top of the box for
the wiring to the amps.
6.4-12
This shows how the subwoofer box are connected to the amp-rack.
The amp-rack holds the top baffle of the subwooferbox.
6.4-13
The amp-rack and the subwooferbox are screwed together with
7 pcs of M6-bolts with locking-nuts. The joint is sealed from
the inside with a sealant glue.
6.4-14
The bottom of the box is screwed to the the factory bracket
used for the spare wheel with a M8-bolt.
6.4-15
The woofer mounted in position. Here are the threaded holes
used to lift the woofer. A sealing gasket is mounted behind
the woofer to get a perfectly sealed box.
The box is filled with sheep wool prior to mounting the
woofer.
6.4-16
Connection to one of the voicecoils. The DLS X12 has double
voicecoils. Four wires of 6 mm2 each connect the woofer
to the amp.
Heat shrink tube protects the connectors.
6.4-17
A MDF plate is made to cover the screws of the woofer.
6.4-18
A grill is integrated in the cover. A polished ring surrounds
the grill.
Installation
pictures - 6.4 Subwoofer
