PRV Audio 18FH2400v2

Subwoofer

18″ / 487 mm
Nominal diameter
41 Hz
Resonance
0.48
Q factor
95 dB
Sensitivity
± 10 mm
Linear excursion
2400 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
95.4
dB
Frequency response
40 - 2500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.8
Hz
Mechanical quality factor
QMS
9.59
Electrical quality factor
QES
0.51
Total quality factor
QTS
0.48

Large signal parameters

Maximum linear excursion
xmax
10.0
mm
Air volume displaced at xmax
VD
1353
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
2.66
mH
VC Diameter
102
mm
Winding height
HVC
26
mm
Winding material
Copper
Former material
Kapton

Magnet

Force factor
Bl
23.38
N/A
Motor constant
Bl/√RE
10.1
N/√W
Air gap height
HAG
12
mm
Material
Ferrite

Diaphragm

Effective diameter
415
mm
Effective area
SD
1353
cm²
Moving mass
MMS
201.3
g
Moving mass (without air load)
MMD
166.7
g

Suspensions

Stiffness
KMS
13.33
N/mm
Compliance
CMS
75
µm/N
Equivalent volume to the compliance
VAS
192
L
Mechanical resistance
RMS
5.38
N·s/m

Dimensions

Nominal diameter
18
487
mm
Overall diameter
487
mm
Baffle cutout diameter
413
mm
Overall depth
184
mm
Flange thickness
18
mm
Mounting depth
166
mm
Volume occupied by the driver (estimated)
7.1
L
Net weight
13.8
kg
Frame material
Die Cast Aluminum
PRV Audio 18FH2400v2 SPL
PRV Audio 18FH2400v2 Dimensions

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