Alphard DB-412 D1 Manual del usuario - Página 8
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6 . S P E C I F I C A T I O N S
Model
Voice coil diameter
VC quantity
Cone
Magnet type
Voice coil wire
Surround
Power RMS
Power MAX
Size
Series
Basket type
T H I E L E - S M A L L P A R A M E T E R S
Parameters
Xmax (mm)
Impedance
Re Ω
Fs (Hz)
Vas (L)
Qts
Spl (dB/2,83 W/m)
BL
This specified sensitivity is not directly connected with the sound pressure in the vehicle, and therefore
should not be used as the sole indicator for comparison with other subwoofers.
DВ-412
4"
2 pcs.
Pressed paper
Ferrite
Foam
3000 W
6000 W
12"
Deaf Bonce
Moulded
DВ-412 D1/D2
32
1+1/2+2 Ом
0,7+0,7/1,4+1,4
32.9
69
0,39
86
26.7
8
DВ-415
4"
2 pcs.
Pressed paper
Ferrite
Copper Clad Aluminum Wires
Foam
3000 W
6000 W
15"
Deaf Bonce
Moulded
DВ-415 D1/D2
32
1+1/2+2 Ом
0,7+0,7/1,4+1,4
30.7
134
0,4
88
26.1
DВ-418
4"
2 pcs.
Pressed paper
Ferrite
Foam
3000 W
6000 W
18"
Deaf Bonce
Moulded
DВ-418 D1/D2
32
1+1/2+2 Ом
0,7+0,7/1,4+1,4
29.4
175
0,42
90
26.3