MONACOR SPH-225C

Woofer

8″ / 222 mm
Nominal diameter
39 Hz
Resonance
0.3
Q factor
89 dB
Sensitivity
± 6 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
88.7
dB
Frequency response
39 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
39.0
Hz
Mechanical quality factor
QMS
4.94
Electrical quality factor
QES
0.31
Total quality factor
QTS
0.30

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
121
cm³
Power handling
P
120
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
0.8
mH
VC Diameter
50
mm
Winding material
Kapton

Magnet

Force factor
Bl
13.17
N/A
Motor constant
Bl/√RE
5.42
N/√W
Diameter
140
mm
Weight
1.1
kg

Diaphragm

Effective diameter
160
mm
Effective area
SD
201
cm²
Moving mass
MMS
36.6
g
Moving mass (without air load)
MMD
34.4
g

Suspensions

Stiffness
KMS
2.33
N/mm
Compliance
CMS
430
µm/N
Equivalent volume to the compliance
VAS
24
L
Mechanical resistance
RMS
1.82
N·s/m

Dimensions

Nominal diameter
8
222
mm
Overall diameter
222
mm
Baffle cutout diameter
181
mm
Overall depth
102
mm
Flange thickness
5
mm
Mounting depth
97
mm
Volume occupied by the driver (estimated)
1.2
L
Net weight
3.52
kg
MONACOR SPH-225C SPL & Impedance
MONACOR SPH-225C Dimensions

Export this driver to a simulation software:

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Similar woofers to MONACOR SPH-225C

Ciare HWG160 Woofer
6.5Woofer
fS
39 Hz
SD
141 cm²
QTS
0.27
xmax
6.5 mm
SPL1W
90 dB
Bl/√RE
3.83
Pmax
260 W