10″ / 250 mm
Nominal diameter
31 Hz
Resonance
0.43
Q factor
86 dB
Sensitivity
± 11 mm
Linear excursion
400 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.6
dB
Frequency response
30 - 500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
31.0
Hz
Mechanical quality factor
QMS
6.42
Electrical quality factor
QES
0.46
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
11.0
mm
Maximum excursion before damage
xlim
17.5
mm
Air volume displaced at xmax
VD
381
cm³
Power handling
P
150
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
6.39
mH
VC Diameter
52
mm
Winding height
HVC
32
mm
Magnet
Flux density
B
0.66
T
Force factor
Bl
14.0
N/A
Motor constant
Bl/√RE
7.83
N/√W
Air gap height
HAG
10
mm
Weight
5.8
kg
Diaphragm
Effective diameter
210
mm
Effective area
SD
346
cm²
Moving mass
MMS
139
g
Moving mass (without air load)
MMD
134.5
g
Suspensions
Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
31
L
Mechanical resistance
RMS
4.81
N·s/m
Dimensions
Nominal diameter
10
″
250
mm
Volume occupied by the driver (estimated)
3.0
L
Net weight
6.7
kg
Similar subwoofers to SEAS SW 250/1 L0019-04S
10″Subwoofer
fS
30 Hz
SD
364 cm²
QTS
0.49
xmax
12.5 mm
SPL1W
85 dB
Bl/√RE
7.75
Pmax
600 W
10″Subwoofer
fS
29 Hz
SD
360 cm²
QTS
0.50
xmax
11.0 mm
SPL1W
84 dB
Bl/√RE
7.27
Pmax
600 W
10 x 10″Subwoofer
fS
30 Hz
SD
433 cm²
25 - 100 Hz
QTS
0.42
xmax
14.2 mm
SPL1W
86 dB
Bl/√RE
9.24
Pmax
1000 W