5″ / 133 mm
Nominal diameter
72 Hz
Resonance
0.45
Q factor
87 dB
Sensitivity
± 7 mm
Linear excursion
120 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
87.1
dB
Frequency response
100 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
72.0
Hz
Mechanical quality factor
QMS
6.54
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.45
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
60
cm³
Power handling
P
60
W
Program power
Pmax
120
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.09
mH
VC Diameter
38
mm
Magnet
Force factor
Bl
6.09
N/A
Motor constant
Bl/√RE
3.3
N/√W
Air gap height
HAG
6
mm
Diaphragm
Effective diameter
104
mm
Effective area
SD
85
cm²
Moving mass
MMS
11.5
g
Moving mass (without air load)
MMD
10.9
g
Material
Patented PentaCut
Suspensions
Stiffness
KMS
2.38
N/mm
Compliance
CMS
420
µm/N
Equivalent volume to the compliance
VAS
4.3
L
Mechanical resistance
RMS
0.8
N·s/m
Dimensions
Nominal diameter
5
″
133
mm
Volume occupied by the driver (estimated)
0.28
L
Net weight
0.72
kg
Frame material
Cast Aluminium
Similar woofers to Peerless NE149W-04
5″Mid Bass
fS
71 Hz
SD
79 cm²
60 - 5500 Hz
QTS
0.44
xmax
3.0 mm
SPL1W
87 dB
Bl/√RE
2.99
Pmax
160 W
4″Full-range
fS
70 Hz
SD
57 cm²
70 - 17000 Hz
QTS
0.42
xmax
2.6 mm
SPL1W
88 dB
Bl/√RE
2.1
Pmax
40 W
5″Coaxial
fS
70 Hz
SD
95 cm²
70 - 18000 Hz
QTS
0.45
xmax
5.5 mm
SPL1W
87 dB
Bl/√RE
3.74
Pmax
300 W