MONACOR SPM-205/8

Mid-range

8″ / 200 mm
Nominal diameter
37 Hz
Resonance
0.7
Q factor
86 dB
Sensitivity
± 3 mm
Linear excursion
150 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
86.4
dB
Frequency response
37 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
37.0
Hz
Mechanical quality factor
QMS
2.95
Electrical quality factor
QES
0.92
Total quality factor
QTS
0.70

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
63
cm³
Power handling
P
70
W
Program power
Pmax
150
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.2
Ω
Inductance (1kHz)
LE
0.7
mH
VC Diameter
26
mm
Winding material
Aluminium

Magnet

Force factor
Bl
6.5
N/A
Motor constant
Bl/√RE
2.42
N/√W
Diameter
80
mm
Weight
0.38
kg

Diaphragm

Effective diameter
164
mm
Effective area
SD
210
cm²
Moving mass
MMS
22
g
Moving mass (without air load)
MMD
19.8
g

Suspensions

Stiffness
KMS
1.33
N/mm
Compliance
CMS
750
µm/N
Equivalent volume to the compliance
VAS
54
L
Mechanical resistance
RMS
1.73
N·s/m

Dimensions

Nominal diameter
8
200
mm
Overall diameter
200
mm
Baffle cutout diameter
183
mm
Overall depth
88
mm
Flange thickness
8
mm
Mounting depth
80
mm
Volume occupied by the driver (estimated)
0.57
L
Net weight
1.4
kg
MONACOR SPM-205/8 SPL & Impedance
MONACOR SPM-205/8 Dimensions

Export this driver to a simulation software:

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fS
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SD
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fS
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SD
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fS
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SD
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