PRV Audio 21SW3000-NDY-4

Subwoofer

21″ / 547 mm
Nominal diameter
31 Hz
Resonance
0.34
Q factor
96 dB
Sensitivity
± 13.25 mm
Linear excursion
3000 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
95.9
dB
Frequency response
35 - 1800
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
31.4
Hz
Mechanical quality factor
QMS
11.90
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.34

Large signal parameters

Maximum linear excursion
xmax
13.25
mm
Air volume displaced at xmax
VD
2549
cm³
Power handling
P
1500
W
Program power
Pmax
3000
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
1.45
mH
VC Diameter
114
mm
Winding height
HVC
34
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Force factor
Bl
26.65
N/A
Motor constant
Bl/√RE
14.9
N/√W
Air gap height
HAG
15
mm
Material
Neodymium

Diaphragm

Effective diameter
495
mm
Effective area
SD
1924
cm²
Moving mass
MMS
392
g
Moving mass (without air load)
MMD
336.7
g

Suspensions

Stiffness
KMS
15.39
N/mm
Compliance
CMS
65
µm/N
Equivalent volume to the compliance
VAS
337
L
Mechanical resistance
RMS
6.5
N·s/m

Dimensions

Nominal diameter
21
547
mm
Overall diameter
547
mm
Baffle cutout diameter
508
mm
Overall depth
255
mm
Flange thickness
21
mm
Mounting depth
234
mm
Volume occupied by the driver (estimated)
8.1
L
Net weight
10.9
kg
Frame material
Die Cast Aluminum
PRV Audio 21SW3000-NDY-4 SPL
PRV Audio 21SW3000-NDY-4 Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to PRV Audio 21SW3000-NDY-4

B&C Speaker 21SW115 Subwoofer
21Subwoofer
fS
33 Hz
SD
1680 cm²
33 - 1000 Hz
QTS
0.36
xmax
14.0 mm
SPL1W
95 dB
Bl/√RE
13
Pmax
3400 W
B&C Speaker 21SW115 Subwoofer
21Subwoofer
fS
30 Hz
SD
1680 cm²
30 - 1000 Hz
QTS
0.37
xmax
14.0 mm
SPL1W
95 dB
Bl/√RE
13
Pmax
3400 W
RCF LF21N401 Subwoofer
21Subwoofer
fS
30 Hz
SD
1730 cm²
25 - 1000 Hz
QTS
0.37
xmax
11.0 mm
SPL1W
95 dB
Bl/√RE
12
Pmax
3000 W