PRV Audio 8MB700FT-NDY

Mid Bass

8″ / 203 mm
Nominal diameter
70 Hz
Resonance
0.3
Q factor
95 dB
Sensitivity
± 3.65 mm
Linear excursion
700 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
94.6
dB
Frequency response
70 - 5600
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
70.0
Hz
Mechanical quality factor
QMS
2.78
Electrical quality factor
QES
0.33
Total quality factor
QTS
0.30

Large signal parameters

Maximum linear excursion
xmax
3.65
mm
Air volume displaced at xmax
VD
91
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Peak power
Ppeak
1400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
0.34
mH
VC Diameter
63
mm
Winding height
HVC
11.3
mm
Winding material
Copper Clad Aluminium
Former material
Glass Fiber

Magnet

Force factor
Bl
12.78
N/A
Motor constant
Bl/√RE
5.6
N/√W
Air gap height
HAG
8
mm

Diaphragm

Effective diameter
178
mm
Effective area
SD
249
cm²
Moving mass
MMS
23.8
g
Moving mass (without air load)
MMD
21.1
g

Suspensions

Stiffness
KMS
4.61
N/mm
Compliance
CMS
217
µm/N
Equivalent volume to the compliance
VAS
18.8
L
Mechanical resistance
RMS
3.76
N·s/m

Dimensions

Nominal diameter
8
203
mm
Overall diameter
209
mm
Baffle cutout diameter
186
mm
Overall depth
102
mm
Flange thickness
9
mm
Mounting depth
93
mm
Volume occupied by the driver (estimated)
0.8
L
Net weight
1.96
kg
Frame material
Die Cast Aluminium
PRV Audio 8MB700FT-NDY Impedance
PRV Audio 8MB700FT-NDY SPL
PRV Audio 8MB700FT-NDY Dimensions

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