MONACOR SPA-115PA

Woofer

15″ / 388 mm
Nominal diameter
40 Hz
Resonance
0.4
Q factor
96 dB
Sensitivity
± 4 mm
Linear excursion
500 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
96.1
dB
Frequency response
40 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
12.97
Electrical quality factor
QES
0.41
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
342
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
1.4
mH
VC Diameter
75
mm
Winding material
Kapton

Magnet

Force factor
Bl
16.3
N/A
Motor constant
Bl/√RE
6.77
N/√W
Diameter
170
mm
Weight
1.6
kg

Diaphragm

Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
75
g
Moving mass (without air load)
MMD
57.6
g

Suspensions

Stiffness
KMS
5.56
N/mm
Compliance
CMS
180
µm/N
Equivalent volume to the compliance
VAS
184
L
Mechanical resistance
RMS
1.45
N·s/m

Dimensions

Nominal diameter
15
388
mm
Overall diameter
388
mm
Baffle cutout diameter
352
mm
Overall depth
158
mm
Flange thickness
12
mm
Mounting depth
146
mm
Volume occupied by the driver (estimated)
3.3
L
Net weight
6.23
kg
MONACOR SPA-115PA SPL & Impedance
MONACOR SPA-115PA Dimensions

Export this driver to a simulation software:

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