Wavecor SW280WA01
Woofer
11″ / 279 mm
Nominal diameter
26 Hz
Resonance
0.4
Q factor
84 dB
Sensitivity
± 6 mm
Linear excursion
400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.4
dB
Frequency response
26 - 400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
26.0
Hz
Mechanical quality factor
QMS
6.00
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
201
cm³
Power handling
P
200
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
1.4
mH
VC Diameter
39
mm
Winding height
HVC
17
mm
Magnet
Force factor
Bl
13.4
N/A
Motor constant
Bl/√RE
7.27
N/√W
Air gap height
HAG
5
mm
Diaphragm
Effective diameter
207
mm
Effective area
SD
335
cm²
Moving mass
MMS
138
g
Moving mass (without air load)
MMD
133.2
g
Suspensions
Stiffness
KMS
3.7
N/mm
Compliance
CMS
270
µm/N
Equivalent volume to the compliance
VAS
43
L
Mechanical resistance
RMS
3.8
N·s/m
Dimensions
Nominal diameter
11
″
279
mm
Volume occupied by the driver (estimated)
1.9
L
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Dayton Audio RSS265HO-442 x 4 Ω
10″Subwoofer
fS
28 Hz
SD
352 cm²
25 - 600 Hz
QTS
0.45
xmax
13.3 mm
SPL1W
84 dB
Bl/√RE
7.42
Pmax
1200 W