Pride ST 15

Subwoofer

15″ / 394 mm
Nominal diameter
27 Hz
Resonance
0.19
Q factor
90 dB
Sensitivity
5000 W
Program Power
Discontinued
Pride ST 15 SubwooferPride ST 15 SubwooferPride ST 15 Subwoofer
Excursion
Velocity
SPL
Phase
Group delay
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
90.3
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
27.0
Hz
Mechanical quality factor
QMS
4.48
Electrical quality factor
QES
0.20
Total quality factor
QTS
0.19

Large signal parameters

Power handling
P
2500
W
Program power
Pmax
5000
W

Voice Coil

Nominal impedance
Z
2
Ω
DC resistance
RE
1.2
Ω
Inductance (1kHz, estimated)
LE
0.71
mH

Magnet

Force factor
Bl
21.6
N/A
Motor constant
Bl/√RE
20.0
N/√W

Diaphragm

Effective diameter
336
mm
Effective area
SD
887
cm²
Moving mass
MMS
481.1
g
Moving mass (without air load)
MMD
462.7
g

Suspensions

Stiffness
KMS
13.89
N/mm
Compliance
CMS
72
µm/N
Equivalent volume to the compliance
VAS
80.6
L
Mechanical resistance
RMS
18.22
N·s/m

Dimensions

Nominal diameter
15
″
394
mm
Overall diameter
394
mm
Volume occupied by the driver (estimated)
4.7
L
Impedance
Step response
Tone Burst
DatasheetDatasheet

Export this driver to a simulation software:

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fS
34 Hz
SD
855 cm²
35 - 1000 Hz
QTS
0.16
xmax
16.5 mm
SPL1W
94 dB
Bl/√RE
19
Pmax
3200 W