PRV Audio 8MB500v2-NDY

Mid Bass

8″ / 209 mm
Nominal diameter
71 Hz
Resonance
0.43
Q factor
93 dB
Sensitivity
± 4.75 mm
Linear excursion
500 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
92.6
dB
Frequency response
75 - 7500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
71.4
Hz
Mechanical quality factor
QMS
5.76
Electrical quality factor
QES
0.47
Total quality factor
QTS
0.43

Large signal parameters

Maximum linear excursion
xmax
4.75
mm
Air volume displaced at xmax
VD
112
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
0.44
mH
VC Diameter
51
mm
Winding height
HVC
12
mm
Winding material
Copper
Former material
Kapton

Magnet

Force factor
Bl
11.6
N/A
Motor constant
Bl/√RE
4.78
N/√W
Air gap height
HAG
5
mm
Material
Neodymium

Diaphragm

Effective diameter
173
mm
Effective area
SD
235
cm²
Moving mass
MMS
23.7
g
Moving mass (without air load)
MMD
21.1
g

Suspensions

Stiffness
KMS
4.79
N/mm
Compliance
CMS
209
µm/N
Equivalent volume to the compliance
VAS
16.1
L
Mechanical resistance
RMS
1.85
N·s/m

Dimensions

Nominal diameter
8
209
mm
Overall diameter
209
mm
Baffle cutout diameter
179
mm
Overall depth
90
mm
Flange thickness
6
mm
Mounting depth
84
mm
Volume occupied by the driver (estimated)
0.5
L
Net weight
1.07
kg
Frame material
Stamped Steel
PRV Audio 8MB500v2-NDY SPL
PRV Audio 8MB500v2-NDY Dimensions

Export this driver to a simulation software:

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