ESX VE1522

Subwoofer

15″ / 380 mm
Nominal diameter
35 Hz
Resonance
0.4
Q factor
90 dB
Sensitivity
± 17.5 mm
Linear excursion
8000 W
Program Power
ESX VE1522 SubwooferESX VE1522 SubwooferESX VE1522 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
89.9
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
5.25
Electrical quality factor
QES
0.43
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
17.5
mm
Maximum excursion before damage
xlim
25.0
mm
Air volume displaced at xmax
VD
1477
cm³
Power handling
P
4000
W
Program power
Pmax
8000
W

Voice Coil

Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
4.0
Ω
Inductance (1kHz, in series)
LE
2.2
mH
VC Diameter
76
mm
Winding height
HVC
50
mm
Former material
BASV

Magnet

Force factor (in series)
Bl
25.7
N/A
Motor constant
Bl/√RE
12.9
N/√W
Diameter
220
mm
Height
60
mm
Weight
8.505
kg

Diaphragm

Effective diameter
328
mm
Effective area
SD
844
cm²
Moving mass
MMS
322
g
Moving mass (without air load)
MMD
304.5
g
Material
Non-pressed Paper

Suspensions

Stiffness
KMS
15.87
N/mm
Compliance
CMS
63
µm/N
Equivalent volume to the compliance
VAS
64
L
Mechanical resistance
RMS
13.49
N·s/m
Surround material
Foam
Spider material
Dual Nomex

Dimensions

Nominal diameter
15
″
380
mm
Overall diameter
395
mm
Baffle cutout diameter
358
mm
Mounting depth
260
mm
Volume occupied by the driver (estimated)
12.0
L
Net weight
25.4
kg
Frame material
Diecast Aluminium
Impedance
Step response
Tone Burst
DatasheetDatasheet

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