PRV Audio 69MR500CF-NDY-4

Mid-range

6x9″/ 152x228 mm
Nominal size
91 Hz
Resonance
0.35
Q factor
95 dB
Sensitivity
± 3.25 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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
95.2
dB
Frequency response
100 - 13000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
91.0
Hz
Mechanical quality factor
QMS
15.81
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.35

Large signal parameters

Maximum linear excursion
xmax
3.25
mm
Air volume displaced at xmax
VD
70
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Peak power
Ppeak
1000
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.05
mH
VC Diameter
51
mm
Winding material
Copper Clad Aluminium
Former material
Kapton

Magnet

Force factor
Bl
10.92
N/A
Motor constant
Bl/√RE
5.92
N/√W

Diaphragm

Effective diameter
166
mm
Effective area
SD
216
cm²
Moving mass
MMS
22.3
g
Moving mass (without air load)
MMD
20.5
g

Suspensions

Stiffness
KMS
7.35
N/mm
Compliance
CMS
136
µm/N
Equivalent volume to the compliance
VAS
8.95
L
Mechanical resistance
RMS
0.81
N·s/m

Dimensions

Nominal size
6 x 9
152 x 228
mm
Overall size
164 x 236
mm
Mounting baffle cutout
149 x 219
mm
Overall depth
95
mm
Flange thickness
9
mm
Mounting depth
86
mm
Volume occupied by the driver (estimated)
0.61
L
Net weight
1.75
kg
Frame material
Stamped Steel
PRV Audio 69MR500CF-NDY-4 Impedance
PRV Audio 69MR500CF-NDY-4 SPL
PRV Audio 69MR500CF-NDY-4 Dimensions

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SD
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