P.Audio 15NT-100XB
Low frequency
15″ / 381 mm
Nominal diameter
44 Hz
Resonance
0.47
Q factor
93 dB
Sensitivity
± 7 mm
Linear excursion
2000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
93.4
dB
Frequency response
40 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
44.0
Hz
Mechanical quality factor
QMS
10.57
Electrical quality factor
QES
0.50
Total quality factor
QTS
0.47
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Air volume displaced at xmax
VD
599
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
0.87
mH
VC Diameter
99
mm
Winding height
HVC
25
mm
Winding material
Copper
Former material
Glass fiber
Magnet
Flux density
B
1.2
T
Force factor
Bl
22.2
N/A
Motor constant
Bl/√RE
9.14
N/√W
Air gap height
HAG
11
mm
Material
Neodymium
Diaphragm
Effective diameter
332
mm
Effective area
SD
855
cm²
Moving mass
MMS
151.2
g
Moving mass (without air load)
MMD
133.8
g
Material
Waterproof Paper
Suspensions
Stiffness
KMS
11.77
N/mm
Compliance
CMS
85
µm/N
Equivalent volume to the compliance
VAS
88.6
L
Mechanical resistance
RMS
3.95
N·s/m
Surround material
Cloth
Spider material
Cotton
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
386
mm
Baffle cutout diameter
355
mm
Overall depth
210
mm
Flange thickness
19
mm
Mounting depth
191
mm
Volume occupied by the driver (estimated)
5.0
L
Net weight
8.9
kg
Frame material
Aluminium
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15″Low frequency
fS
44 Hz
SD
881 cm²
40 - 2000 Hz
QTS
0.51
xmax
4.1 mm
SPL1W
93 dB
Bl/√RE
9.77
Pmax
2400 W
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12″Subwoofer
fS
47 Hz
SD
543 cm²
50 - 4000 Hz
QTS
0.44
xmax
5.5 mm
SPL1W
94 dB
Bl/√RE
6.19
Pmax
500 W
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15″Subwoofer
fS
42 Hz
SD
881 cm²
50 - 2000 Hz
QTS
0.44
xmax
9.0 mm
SPL1W
94 dB
Bl/√RE
9.55
Pmax
3000 W