Specifications

Car type: Small car Sedan Combi type Station wagon
Music type: vol port vol port vol port vol port
liter cm liter cm liter cm liter cm
Hard rock 23 25 22 24 24 24 25 23
Disco 26 24 26 23 27 22 29 22
Normal 30 22 30 23 32 22 34 20
Deep bass 34 20 34 21 37 20 39 20
Car type: Small Sedan Combi Station
car type wagon
Music type: vol vol vol vol
liter liter liter liter
Hard rock 22 22 23 25
Disco 25 25 27 28
Sealed box
Suitable for hard rock and disco music
W 510C
Vented box
The port length in all examples is for a
3” (75 mm) outer diameter.
Car type: Small car Sedan Combi type Station wagon
Music type: vol port vol port vol port vol port
liter cm liter cm liter cm liter cm
Hard rock 35 21 34 21 37 21 39 22
Disco 39 22 39 22 42 23 44 22
Normal 45 21 45 22 48 21 51 20
Deep bass 51 22 50 21 55 20 58 21
Car type: Small Sedan Combi Station
car type wagon
Music type: vol vol vol vol
liter liter liter liter
Hard rock 34 34 36 38
Disco 39 38 41 43
Sealed box
Suitable for hard rock and disco music
W 512C
Vented box
The port length in all examples is for a
4” (110 mm) outer diameter.
Car type: Small car Sedan Combi type Station wagon
Music type: vol port vol port vol port vol port
liter cm liter cm liter cm liter cm
Hard rock 26 19 26 19 28 18 29 18
Disco 30 18 29 18 32 18 33 17
Normal 34 17 34 17 36 16 38 16
Deep bass 38 16 38 16 41 16 44 16
Car type: Small Sedan Combi Station
car type wagon
Music type: vol vol vol vol
liter liter liter liter
Hard rock 26 26 28 29
Disco 30 29 31 33
Sealed box
Suitable for hard rock and disco music
DLS X12
Vented box
The port length in all examples is for a
3” (75 mm) outer diameter.
34
Car type: Small car Sedan Combi type Station wagon
Music type: vol port vol port vol port vol port
liter cm liter cm liter cm liter cm
Hard rock 29 42 29 41 30 39 31 39
Disco 32 39 32 38 34 38 35 36
Normal 37 37 36 37 39 36 41 35
Deep bass 40 35 40 34 43 34 46 34
DLS X12
Vented box
The port length in all examples is for a
4” (110 mm) outer diameter.
DLS SOUND HANDBOOK - BASS BOX EXAMPLES
A 4 ” port would be to prefer, but the port length is 30-40 cm, so we use a 3” port in the example above.
Below is examples with a 4" port.