P.Audio EX12-500S

Low frequency

12″ / 305 mm
Nominal diameter
56 Hz
Resonance
0.4
Q factor
96 dB
Sensitivity
± 3.9 mm
Linear excursion
800 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
95.8
dB
Frequency response
50 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
56.0
Hz
Mechanical quality factor
QMS
6.46
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
3.9
mm
Air volume displaced at xmax
VD
207
cm³
Power handling
P
400
W
Program power
Pmax
800
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.58
mH
VC Diameter
76
mm
Winding height
HVC
16.8
mm
Winding material
CCA-W
Former material
Kapton

Magnet

Flux density
B
1.1
T
Force factor
Bl
16.33
N/A
Motor constant
Bl/√RE
6.9
N/√W
Air gap height
HAG
9
mm
Material
Ferrite

Diaphragm

Effective diameter
263
mm
Effective area
SD
531
cm²
Moving mass
MMS
54.5
g
Moving mass (without air load)
MMD
45.8
g
Material
Paper

Suspensions

Stiffness
KMS
7.35
N/mm
Compliance
CMS
136
µm/N
Equivalent volume to the compliance
VAS
54.5
L
Mechanical resistance
RMS
2.97
N·s/m
Surround material
Cloth
Spider material
Cotton (Single)

Dimensions

Nominal diameter
12
305
mm
Overall diameter
312
mm
Baffle cutout diameter
278
mm
Overall depth
153
mm
Flange thickness
9
mm
Mounting depth
144
mm
Volume occupied by the driver (estimated)
3.1
L
Net weight
7.0
kg
Frame material
Steel
P.Audio EX12-500S SPL & Impedance
P.Audio EX12-500S Dimensions

Export this driver to a simulation software:

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Similar speaker drivers to P.Audio EX12-500S

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fS
60 Hz
SD
531 cm²
50 - 4000 Hz
QTS
0.37
xmax
4.5 mm
SPL1W
96 dB
Bl/√RE
6.77
Pmax
600 W