Peerless NCP-1540R01-08
Woofer
15″ / 381 mm
Nominal diameter
54 Hz
Resonance
0.32
Q factor
98 dB
Sensitivity
± 8.2 mm
Linear excursion
2400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.7
dB
Frequency response
50 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
54.0
Hz
Mechanical quality factor
QMS
7.68
Electrical quality factor
QES
0.33
Total quality factor
QTS
0.32
Large signal parameters
Maximum linear excursion
xmax
8.2
mm
Air volume displaced at xmax
VD
714
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
0.78
mH
VC Diameter
100
mm
Magnet
Force factor
Bl
23.9
N/A
Motor constant
Bl/√RE
10.6
N/√W
Air gap height
HAG
12
mm
Material
Neodymium
Diaphragm
Effective diameter
333
mm
Effective area
SD
871
cm²
Moving mass
MMS
108
g
Moving mass (without air load)
MMD
90.5
g
Material
Coated Paper
Suspensions
Stiffness
KMS
12.35
N/mm
Compliance
CMS
81
µm/N
Equivalent volume to the compliance
VAS
86.5
L
Mechanical resistance
RMS
4.77
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Volume occupied by the driver (estimated)
3.7
L
Net weight
8.35
kg
Frame material
Cast Aluminium
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SD
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SD
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xmax
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