P.Audio GM15-88F

Low frequency

15″ / 381 mm
Nominal diameter
46 Hz
Resonance
0.49
Q factor
96 dB
Sensitivity
± 4 mm
Linear excursion
1400 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.9
dB
Frequency response
45 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
46.0
Hz
Mechanical quality factor
QMS
8.07
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
342
cm³
Power handling
P
700
W
Program power
Pmax
1400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
89
mm
Winding height
HVC
18
mm
Winding material
AL-W
Former material
Glass fiber

Magnet

Flux density
B
1.1
T
Force factor
Bl
17.65
N/A
Motor constant
Bl/√RE
7.53
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
332
mm
Effective area
SD
855
cm²
Moving mass
MMS
101.2
g
Moving mass (without air load)
MMD
83.8
g
Material
Waterproof Paper

Suspensions

Stiffness
KMS
8.62
N/mm
Compliance
CMS
116
µm/N
Equivalent volume to the compliance
VAS
120
L
Mechanical resistance
RMS
3.62
N·s/m
Surround material
Cloth
Spider material
Cotton (Silicone Impregnated)

Dimensions

Nominal diameter
15
381
mm
Overall diameter
386
mm
Baffle cutout diameter
355
mm
Overall depth
181
mm
Flange thickness
17
mm
Mounting depth
164
mm
Volume occupied by the driver (estimated)
5.5
L
Net weight
12.0
kg
Frame material
Aluminium
P.Audio GM15-88F SPL & Impedance
P.Audio GM15-88F Dimensions

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