PRV Audio 12MR2000-NDY
Mid-range
12″ / 313 mm
Nominal diameter
54 Hz
Resonance
0.34
Q factor
95 dB
Sensitivity
± 6.15 mm
Linear excursion
2000 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.2
dB
Frequency response
55 - 5500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
54.5
Hz
Mechanical quality factor
QMS
17.61
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34
Large signal parameters
Maximum linear excursion
xmax
6.15
mm
Air volume displaced at xmax
VD
352
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.6
Ω
Inductance (1kHz)
LE
0.69
mH
VC Diameter
102
mm
Winding height
HVC
16.8
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
22.77
N/A
Motor constant
Bl/√RE
8.86
N/√W
Air gap height
HAG
9
mm
Material
Neodymium
Diaphragm
Effective diameter
270
mm
Effective area
SD
573
cm²
Moving mass
MMS
81.1
g
Moving mass (without air load)
MMD
71.7
g
Suspensions
Stiffness
KMS
9.52
N/mm
Compliance
CMS
105
µm/N
Equivalent volume to the compliance
VAS
48.2
L
Mechanical resistance
RMS
1.58
N·s/m
Dimensions
Nominal diameter
12
″
313
mm
Overall diameter
313
mm
Baffle cutout diameter
283
mm
Overall depth
151
mm
Flange thickness
11
mm
Mounting depth
140
mm
Volume occupied by the driver (estimated)
2.8
L
Net weight
6.32
kg
Frame material
Die Cast Aluminum
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fS
53 Hz
SD
515 cm²
60 - 16000 Hz
QTS
0.33
xmax
5.3 mm
SPL1W
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Bl/√RE
7.55
Pmax
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fS
56 Hz
SD
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50 - 2500 Hz
QTS
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SPL1W
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Bl/√RE
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fS
55 Hz
SD
531 cm²
60 - 2500 Hz
QTS
0.32
xmax
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SPL1W
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Bl/√RE
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