8″ / 203 mm
Nominal diameter
37 Hz
Resonance
0.37
Q factor
88 dB
Sensitivity
± 10.3 mm
Linear excursion
250 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.2
dB
Frequency response
30 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
37.0
Hz
Mechanical quality factor
QMS
10.30
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.37
Large signal parameters
Maximum linear excursion
xmax
10.3
mm
Air volume displaced at xmax
VD
234
cm³
Power handling
P
125
W
Program power
Pmax
250
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz)
LE
0.27
mH
VC Diameter
51
mm
Magnet
Force factor
Bl
8.42
N/A
Motor constant
Bl/√RE
4.86
N/√W
Air gap height
HAG
8
mm
Material
Neodymium
Diaphragm
Effective diameter
170
mm
Effective area
SD
227
cm²
Moving mass
MMS
39.1
g
Moving mass (without air load)
MMD
36.7
g
Material
Patented PentaCut
Suspensions
Stiffness
KMS
2.13
N/mm
Compliance
CMS
470
µm/N
Equivalent volume to the compliance
VAS
34.4
L
Mechanical resistance
RMS
0.88
N·s/m
Dimensions
Nominal diameter
8
″
203
mm
Volume occupied by the driver (estimated)
0.75
L
Net weight
1.84
kg
Frame material
Cast Aluminium
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Peerless NE225W-04
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8″Woofer
fS
35 Hz
SD
168 cm²
35 - 5000 Hz
QTS
0.30
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
3.4
Pmax
300 W
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