MONACOR SPH-255

Woofer

10″ / 257 mm
Nominal diameter
23 Hz
Resonance
0.24
Q factor
91 dB
Sensitivity
± 4.5 mm
Linear excursion
120 W
Program Power
MONACOR SPH-255 Woofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
90.7
dB
Frequency response
23 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
23.0
Hz
Mechanical quality factor
QMS
2.86
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
158
cm³
Power handling
P
60
W
Program power
Pmax
120
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
11.7
N/A
Motor constant
Bl/√RE
4.74
N/√W
Diameter
140
mm
Weight
1.1
kg

Diaphragm

Effective diameter
211
mm
Effective area
SD
350
cm²
Moving mass
MMS
42
g
Moving mass (without air load)
MMD
37.3
g

Suspensions

Stiffness
KMS
0.84
N/mm
Compliance
CMS
1190
µm/N
Equivalent volume to the compliance
VAS
205
L
Mechanical resistance
RMS
2.12
N·s/m

Dimensions

Nominal diameter
10
″
257
mm
Overall diameter
257
mm
Baffle cutout diameter
235
mm
Overall depth
128
mm
Flange thickness
10
mm
Mounting depth
118
mm
Volume occupied by the driver (estimated)
1.6
L
Net weight
3.73
kg
SPL & Impedance
MONACOR SPH-255 SPL & Impedance
MONACOR SPH-255 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

Closed Box Simulator·WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar woofers to MONACOR SPH-255