PRV Audio 12MB1500

Mid Bass

12″ / 320 mm
Nominal diameter
66 Hz
Resonance
0.42
Q factor
96 dB
Sensitivity
± 6.5 mm
Linear excursion
1500 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

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
96.4
dB
Frequency response
75 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
66.1
Hz
Mechanical quality factor
QMS
14.66
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.42

Large signal parameters

Maximum linear excursion
xmax
6.5
mm
Air volume displaced at xmax
VD
374
cm³
Power handling
P
750
W
Program power
Pmax
1500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.1
Ω
Inductance (1kHz)
LE
1.02
mH
VC Diameter
89
mm
Winding height
HVC
18
mm
Winding material
Copper Clad Aluminium
Former material
Glass Fiber

Magnet

Force factor
Bl
16.39
N/A
Motor constant
Bl/√RE
7.26
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
271
mm
Effective area
SD
575
cm²
Moving mass
MMS
54.3
g
Moving mass (without air load)
MMD
44.7
g

Suspensions

Stiffness
KMS
9.35
N/mm
Compliance
CMS
107
µm/N
Equivalent volume to the compliance
VAS
48.9
L
Mechanical resistance
RMS
1.54
N·s/m

Dimensions

Nominal diameter
12
320
mm
Overall diameter
320
mm
Baffle cutout diameter
280
mm
Overall depth
143
mm
Flange thickness
12
mm
Mounting depth
131
mm
Volume occupied by the driver (estimated)
3.1
L
Net weight
7.57
kg
Frame material
Die Cast Aluminum
PRV Audio 12MB1500 SPL
PRV Audio 12MB1500 Dimensions

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