MONACOR SPH-315

Woofer

12″ / 305 mm
Nominal diameter
22 Hz
Resonance
0.24
Q factor
93 dB
Sensitivity
± 4.5 mm
Linear excursion
200 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
92.6
dB
Frequency response
22 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
22.0
Hz
Mechanical quality factor
QMS
2.40
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.24

Large signal parameters

Maximum linear excursion
xmax
4.5
mm
Air volume displaced at xmax
VD
230
cm³
Power handling
P
100
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
1.5
mH
VC Diameter
50
mm
Winding material
Aluminium

Magnet

Force factor
Bl
13.4
N/A
Motor constant
Bl/√RE
5.43
N/√W
Diameter
156
mm
Weight
1.4
kg

Diaphragm

Effective diameter
255
mm
Effective area
SD
510
cm²
Moving mass
MMS
55
g
Moving mass (without air load)
MMD
46.8
g

Suspensions

Stiffness
KMS
1.05
N/mm
Compliance
CMS
950
µm/N
Equivalent volume to the compliance
VAS
330
L
Mechanical resistance
RMS
3.17
N·s/m

Dimensions

Nominal diameter
12
305
mm
Overall diameter
305
mm
Baffle cutout diameter
278
mm
Overall depth
136
mm
Flange thickness
10
mm
Mounting depth
126
mm
Volume occupied by the driver (estimated)
2.0
L
Net weight
4.2
kg
MONACOR SPH-315 SPL & Impedance
MONACOR SPH-315 Dimensions

Export this driver to a simulation software:

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15Subwoofer
fS
23 Hz
SD
850 cm²
23 - 1500 Hz
QTS
0.26
xmax
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Bl/√RE
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Pmax
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fS
23 Hz
SD
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fS
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SD
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QTS
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