8″ / 203 mm
Nominal diameter
32 Hz
Resonance
0.33
Q factor
89 dB
Sensitivity
± 7.7 mm
Linear excursion
320 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
Available on (affiliate link)
Parts Express
$$$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.8
dB
Frequency response
20 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
31.9
Hz
Mechanical quality factor
QMS
8.84
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
7.7
mm
Air volume displaced at xmax
VD
175
cm³
Power handling
P
160
W
Program power
Pmax
320
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
0.21
mH
VC Diameter
51
mm
Magnet
Force factor
Bl
11.52
N/A
Motor constant
Bl/√RE
4.58
N/√W
Air gap height
HAG
8
mm
Diaphragm
Effective diameter
170
mm
Effective area
SD
227
cm²
Moving mass
MMS
35.9
g
Moving mass (without air load)
MMD
33.5
g
Suspensions
Stiffness
KMS
1.44
N/mm
Compliance
CMS
693
µm/N
Equivalent volume to the compliance
VAS
50.2
L
Mechanical resistance
RMS
0.81
N·s/m
Dimensions
Nominal diameter
8
″
203
mm
Volume occupied by the driver (estimated)
0.75
L
Net weight
1.84
kg
Similar subwoofers to Peerless NE225W-08
8″Subwoofer
fS
33 Hz
SD
227 cm²
30 - 1500 Hz
QTS
0.33
xmax
7.6 mm
SPL1W
89 dB
Bl/√RE
4.73
Pmax
250 W
6.5″Mid Bass
fS
34 Hz
SD
157 cm²
QTS
0.35
xmax
6.5 mm
SPL1W
88 dB
Bl/√RE
3.05
Pmax
110 W
7.5″Mid Bass
fS
33 Hz
SD
158 cm²
QTS
0.33
xmax
6.7 mm
SPL1W
89 dB
Bl/√RE
3.18
Pmax
140 W