MONACOR SPH-300TC

Subwoofer

12″ / 306 mm
Nominal diameter
23 Hz
Resonance
0.24
Q factor
91 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
91.2
dB
Frequency response
23 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
23.0
Hz
Mechanical quality factor
QMS
3.03
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.24

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
198
cm³
Power handling
P
240
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
2 x 8
Ω
DC resistance (in series)
RE
12.8
Ω
Inductance (1kHz, in series)
LE
4.0
mH
VC Diameter
50
mm
Winding material
Aluminium

Magnet

Force factor (in series)
Bl
20.6
N/A
Motor constant
Bl/√RE
5.76
N/√W
Diameter
156
mm
Weight
1.4
kg

Diaphragm

Effective diameter
251
mm
Effective area
SD
495
cm²
Moving mass
MMS
68
g
Moving mass (without air load)
MMD
60.1
g

Suspensions

Stiffness
KMS
1.18
N/mm
Compliance
CMS
850
µm/N
Equivalent volume to the compliance
VAS
290
L
Mechanical resistance
RMS
3.24
N·s/m

Dimensions

Nominal diameter
12
306
mm
Overall diameter
306
mm
Baffle cutout diameter
280
mm
Overall depth
140
mm
Flange thickness
11
mm
Mounting depth
129
mm
Volume occupied by the driver (estimated)
2.1
L
Net weight
4.245
kg
MONACOR SPH-300TC SPL & Impedance
MONACOR SPH-300TC Dimensions

Export this driver to a simulation software:

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Similar subwoofers to MONACOR SPH-300TC

MONACOR SPH-380TC Subwoofer
15Subwoofer
fS
22 Hz
SD
845 cm²
21 - 800 Hz
QTS
0.28
xmax
11.1 mm
SPL1W
91 dB
Bl/√RE
9.32
Pmax
800 W