MONACOR SPA-112PA

Mid-range

12″ / 312 mm
Nominal diameter
53 Hz
Resonance
0.5
Q factor
95 dB
Sensitivity
± 4 mm
Linear excursion
400 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
94.5
dB
Frequency response
53 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
53.0
Hz
Mechanical quality factor
QMS
11.39
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.50

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
212
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
65
mm
Winding material
Kapton

Magnet

Force factor
Bl
12.0
N/A
Motor constant
Bl/√RE
5.16
N/√W
Diameter
156
mm
Weight
1.4
kg

Diaphragm

Effective diameter
260
mm
Effective area
SD
530
cm²
Moving mass
MMS
44
g
Moving mass (without air load)
MMD
35.3
g

Suspensions

Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
77
L
Mechanical resistance
RMS
1.29
N·s/m

Dimensions

Nominal diameter
12
312
mm
Overall diameter
312
mm
Baffle cutout diameter
281
mm
Overall depth
128
mm
Flange thickness
12
mm
Mounting depth
116
mm
Volume occupied by the driver (estimated)
2.0
L
Net weight
4.4
kg
MONACOR SPA-112PA SPL & Impedance
MONACOR SPA-112PA Dimensions

Export this driver to a simulation software:

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Similar woofers to MONACOR SPA-112PA

B&C Speaker 12CLX64 Coaxial
12Coaxial
fS
54 Hz
SD
522 cm²
54 - 18000 Hz
QTS
0.57
xmax
5.3 mm
SPL1W
95 dB
Bl/√RE
5.01
Pmax
500 W