MONACOR SPA-8PA

Mid-range

8″ / 210 mm
Nominal diameter
75 Hz
Resonance
0.46
Q factor
91 dB
Sensitivity
± 4 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
90.9
dB
Frequency response
75 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
75.0
Hz
Mechanical quality factor
QMS
3.11
Electrical quality factor
QES
0.54
Total quality factor
QTS
0.46

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
85
cm³
Power handling
P
100
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
0.8
mH
VC Diameter
50
mm
Winding material
Aluminium

Magnet

Force factor
Bl
12.26
N/A
Motor constant
Bl/√RE
4.92
N/√W
Diameter
130
mm
Weight
1.1
kg

Diaphragm

Effective diameter
165
mm
Effective area
SD
213
cm²
Moving mass
MMS
27
g
Moving mass (without air load)
MMD
24.7
g

Suspensions

Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
10
L
Mechanical resistance
RMS
4.09
N·s/m

Dimensions

Nominal diameter
8
210
mm
Overall diameter
210
mm
Baffle cutout diameter
184
mm
Overall depth
105
mm
Flange thickness
10
mm
Mounting depth
95
mm
Volume occupied by the driver (estimated)
1.1
L
Net weight
3.2
kg
MONACOR SPA-8PA SPL & Impedance
MONACOR SPA-8PA Dimensions

Export this driver to a simulation software:

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