Precision Devices PD.184NR1

Subwoofer

18″ / 460 mm
Nominal diameter
38 Hz
Resonance
0.27
Q factor
96 dB
Sensitivity
± 8.5 mm
Linear excursion
2000 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
95.5
dB
Frequency response
30 - 800
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
6.17
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.27

Large signal parameters

Maximum linear excursion
xmax
8.5
mm
Air volume displaced at xmax
VD
989
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
1.89
mH
VC Diameter
102
mm
Winding height
HVC
22
mm
Winding material
Copper
Former material
Glass Fibre

Magnet

Flux density
B
1.18
T
Force factor
Bl
29.5
N/A
Motor constant
Bl/√RE
12.7
N/√W
Air gap height
HAG
11
mm
Material
Neodymium

Diaphragm

Effective diameter
385
mm
Effective area
SD
1164
cm²
Moving mass
MMS
216
g
Moving mass (without air load)
MMD
187.2
g
Material
Paper

Suspensions

Stiffness
KMS
10.03
N/mm
Compliance
CMS
100
µm/N
Equivalent volume to the compliance
VAS
102
L
Mechanical resistance
RMS
8.36
N·s/m

Dimensions

Nominal diameter
18
460
mm
Overall diameter
474
mm
Baffle cutout diameter
415
mm
Overall depth
200
mm
Flange thickness
15
mm
Mounting depth
185
mm
Volume occupied by the driver (estimated)
5.8
L
Net weight
9.6
kg
Precision Devices PD.184NR1 Impedance
Precision Devices PD.184NR1 SPL

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to Precision Devices PD.184NR1

Oberton 18XB1300 Subwoofer
18Subwoofer
fS
35 Hz
SD
1158 cm²
35 - 1000 Hz
QTS
0.29
xmax
12.0 mm
SPL1W
96 dB
Bl/√RE
12
Pmax
2600 W
Oberton 18XB1600 Woofer
18Woofer
fS
33 Hz
SD
1158 cm²
35 - 1000 Hz
QTS
0.28
xmax
12.5 mm
SPL1W
95 dB
Bl/√RE
13
Pmax
3200 W