MONACOR SP-8/150PRO

Subwoofer

8″ / 210 mm
Nominal diameter
56 Hz
Resonance
0.32
Q factor
91 dB
Sensitivity
± 6 mm
Linear excursion
300 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
91.0
dB
Frequency response
56 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
56.0
Hz
Mechanical quality factor
QMS
1.52
Electrical quality factor
QES
0.41
Total quality factor
QTS
0.32

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
128
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
2.0
mH
VC Diameter
50
mm
Winding material
Aluminium

Magnet

Force factor
Bl
11.96
N/A
Motor constant
Bl/√RE
4.46
N/√W
Diameter
120
mm
Weight
0.85
kg

Diaphragm

Effective diameter
165
mm
Effective area
SD
213
cm²
Moving mass
MMS
22.8
g
Moving mass (without air load)
MMD
20.5
g

Suspensions

Stiffness
KMS
2.86
N/mm
Compliance
CMS
350
µm/N
Equivalent volume to the compliance
VAS
22
L
Mechanical resistance
RMS
5.28
N·s/m

Dimensions

Nominal diameter
8
210
mm
Overall diameter
210
mm
Baffle cutout diameter
185
mm
Overall depth
100
mm
Flange thickness
10
mm
Mounting depth
90
mm
Volume occupied by the driver (estimated)
0.94
L
Net weight
2.52
kg
MONACOR SP-8/150PRO SPL & Impedance
MONACOR SP-8/150PRO Dimensions

Export this driver to a simulation software:

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SD
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