User Guide

VENTED BOX
Volume in liters and port size for different car- and
music types, one speaker element.
W510C:
Port diameter 3" (75 mm) outer diameter. One port.
Car type: Small Sedan Combi Station
Music: car type type wagon
Hard rock 23 liter 22 liter 24 liter 25 liter
Port length 25 cm 24 cm 24 cm 23 cm
Disco 26 liter 26 liter 27 liter 29 liter
Port length 24 cm 23 cm 22 cm 22 cm
Normal 30 liter 30 liter 32 liter 34 liter
Port length 22 cm 23 cm 22 cm 20 cm
Deepbass 34 liter 34 liter 37 liter 39 liter
Port length 20 cm 21 cm 20 cm 20 cm
W512C:
Port diameter 4" (110 mm) outer diameter. One port.
Car type: Small Sedan Combi Station
Music: car type type wagon
Hard rock 35 liter 34 liter 37 liter 39 liter
Port length 21 cm 21 cm 21 cm 22 cm
Disco 39 liter 39 liter 42 liter 44 liter
Port length 22 cm 22 cm 23 cm 22 cm
Normal 45 liter 45 liter 48 liter 51 liter
Port length 21 cm 22 cm 21 cm 20 cm
Deep bass 51 liter 50 liter 55 liter 58 liter
Port length 22 cm 21 cm 20 cm 21 cm
SEALED BOX
W510C:
Car type: Small Sedan Combi Station
Music: car type type wagon
Hard rock 22 liter 22 liter 23 liter 25 liter
Disco 25 liter 25 liter 27 liter 28 liter
W512C:
Car type: Small Sedan Combi Station
Music: car type type wagon
Hard rock 34 liter 34 liter 36 liter 38 liter
Disco 39 liter 38 liter 41 liter 43 liter
2-CHAMBER BAND PASS BOX WITH TWO
DLS W510C
Vb1
Vb2
P2
Speakers: 2 pcs of DLS W510C
Vb1 = 39 liters (Fb1 = 44 Hz)
Vb 2 = 18 liters (Fb2 = 88 Hz)
Port P1 = 1 pc 3" (75 mm), length 16 cm
Port P2 = 3 pcs 3" (75 mm), length 12 cm
F-3dB = 46,9 Hz
Car type: SEDAN, music type: NORMAL, SPL: 131 dB
NOTE!
The
number of
speakers
and ports
are not
correct in
the
drawing.
3-CHAMBER BANDPASS BOX WITH TWO
DLS W510C
P2 P1
Vb1
Vb2 Vb2
P2
Speakers: 2 pcs of DLS W510C
Vb1 = 38 liters (Fb1 = 44 Hz)
Vb 2 = 13 liters (Fb2 = 88 Hz)
Port P1 = 1 pc 3" (75 mm), length 16 cm
Port P2 = 1 pc 4" (110 mm), length 12 cm
F-3dB = 46,5 Hz
Car type: SEDAN, music type: NORMAL, SPL: 131 dB
3-CHAMBER BANDPASS BOX WITH TWO
DLS W512C
The box is identical with the box in the example above.
(The ports are different)
Speakers: 2 pcs of DLS W512C
Vb1 = 56 liters (Fb1 = 48 Hz)
Vb 2 = 19 liters (Fb2 = 96 Hz)
Port P1 = 1 pc 4" (110 mm), length 20 cm
Port P2 = 1 pc 4" (110 mm) in each chamber, length 7 cm
F-3dB = 51,2 Hz
Car type: SMALL, music type: NORMAL, SPL: 134 dB
Volume in
liters for different car- and music types for
one speaker element in a sealed box. Most suitable for
hard rock and disco music.
P1
BOXES FOR DLS SUBWOOFERS W510C & W512C
If you want to calculate som other box type than these
you can use the DLS-box 98 computer program for
bass box design. This is free to download from the
DLS website www.dls.se or www.audiophiles.com. You
will find it under the SUPPORT pages.