Precision Devices PDN.1852
Subwoofer
18″ / 460 mm
Nominal diameter
42 Hz
Resonance
0.33
Q factor
96 dB
Sensitivity
± 12 mm
Linear excursion
2000 W
Program Power
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.8
dB
Frequency response
35 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
41.9
Hz
Mechanical quality factor
QMS
11.10
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
12.0
mm
Maximum excursion before damage
xlim
22.0
mm
Air volume displaced at xmax
VD
1397
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
127
mm
Winding height
HVC
29
mm
Winding material
Copper
Former material
Glass Fibre
Magnet
Flux density
B
1.18
T
Force factor
Bl
30.47
N/A
Motor constant
Bl/√RE
13.4
N/√W
Air gap height
HAG
12
mm
Material
Neodymium
Diaphragm
Effective diameter
385
mm
Effective area
SD
1164
cm²
Moving mass
MMS
231.2
g
Moving mass (without air load)
MMD
202.4
g
Material
Paper
Suspensions
Stiffness
KMS
15.87
N/mm
Compliance
CMS
63
µm/N
Equivalent volume to the compliance
VAS
120
L
Mechanical resistance
RMS
5.48
N·s/m
Surround material
Silicone
Dimensions
Nominal diameter
18
″
460
mm
Overall diameter
474
mm
Baffle cutout diameter
415
mm
Overall depth
185
mm
Flange thickness
15
mm
Mounting depth
170
mm
Volume occupied by the driver (estimated)
6.2
L
Net weight
11.5
kg
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Precision Devices PDN.1852
.jpg.webp)
18″Subwoofer
fS
42 Hz
SD
1164 cm²
35 - 2000 Hz
QTS
0.33
xmax
12.0 mm
SPL1W
96 dB
Bl/√RE
13
Pmax
2000 W
.png.webp)
13.5″Woofer
fS
41 Hz
SD
707 cm²
40 - 3000 Hz
QTS
0.30
xmax
8.0 mm
SPL1W
96 dB
Bl/√RE
8.5
Pmax
1000 W
.jpg.webp)