PRV Audio 8MR500-PhP-4

Mid-range

8″ / 211 mm
Nominal diameter
96 Hz
Resonance
0.47
Q factor
98 dB
Sensitivity
± 2.62 mm
Linear excursion
500 W
Program Power
Discontinued
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
98.2
dB
Frequency response
600 - 15000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
96.4
Hz
Mechanical quality factor
QMS
15.27
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.47

Large signal parameters

Maximum linear excursion
xmax
2.62
mm
Air volume displaced at xmax
VD
63
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
2.6
Ω
Inductance (1kHz)
LE
0.13
mH
VC Diameter
38
mm
Winding height
HVC
8
mm
Winding material
Copper Clad Aluminium
Former material
Kapton

Magnet

Force factor
Bl
6.1
N/A
Motor constant
Bl/√RE
3.78
N/√W
Air gap height
HAG
5.5
mm
Material
Ferrite

Diaphragm

Effective diameter
175
mm
Effective area
SD
241
cm²
Moving mass
MMS
11.5
g
Moving mass (without air load)
MMD
8.9
g

Suspensions

Stiffness
KMS
4.24
N/mm
Compliance
CMS
236
µm/N
Equivalent volume to the compliance
VAS
19.1
L
Mechanical resistance
RMS
0.46
N·s/m

Dimensions

Nominal diameter
8
211
mm
Overall diameter
211
mm
Baffle cutout diameter
185
mm
Overall depth
99
mm
Flange thickness
9
mm
Mounting depth
90
mm
Volume occupied by the driver (estimated)
1.0
L
Net weight
2.97
kg
Frame material
Die Cast Aluminum
PRV Audio 8MR500-PhP-4 SPL
PRV Audio 8MR500-PhP-4 Dimensions

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SD
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