PRV Audio 18SW3600

Subwoofer

18″ / 465 mm
Nominal diameter
35 Hz
Resonance
0.4
Q factor
95 dB
Sensitivity
± 13.25 mm
Linear excursion
3600 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

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
94.6
dB
Frequency response
35 - 1300
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
35.4
Hz
Mechanical quality factor
QMS
9.64
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
13.25
mm
Air volume displaced at xmax
VD
1776
cm³
Power handling
P
1800
W
Program power
Pmax
3600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
3.06
mH
VC Diameter
114
mm
Winding height
HVC
34
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
27.11
N/A
Motor constant
Bl/√RE
11.6
N/√W
Air gap height
HAG
15
mm
Material
Ferrite

Diaphragm

Effective diameter
413
mm
Effective area
SD
1340
cm²
Moving mass
MMS
254
g
Moving mass (without air load)
MMD
221.2
g

Suspensions

Stiffness
KMS
12.66
N/mm
Compliance
CMS
79
µm/N
Equivalent volume to the compliance
VAS
199
L
Mechanical resistance
RMS
5.86
N·s/m

Dimensions

Nominal diameter
18
465
mm
Overall diameter
465
mm
Baffle cutout diameter
421
mm
Overall depth
212
mm
Flange thickness
18
mm
Mounting depth
194
mm
Volume occupied by the driver (estimated)
7.6
L
Net weight
13.8
kg
Frame material
Die Cast Aluminum
PRV Audio 18SW3600 SPL
PRV Audio 18SW3600 Dimensions

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fS
36 Hz
SD
1134 cm²
35 - 1000 Hz
QTS
0.39
xmax
4.5 mm
SPL1W
94 dB
Bl/√RE
9.62
Pmax
1000 W