8″ / 205 mm
Nominal diameter
45 Hz
Resonance
1.0
Q factor
88 dB
Sensitivity
± 1 mm
Linear excursion
60 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.9
dB
Frequency response
45 - 3500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
3.96
Electrical quality factor
QES
1.35
Total quality factor
QTS
1.00
Large signal parameters
Maximum linear excursion
xmax
1.0
mm
Air volume displaced at xmax
VD
21
cm³
Power handling
P
30
W
Program power
Pmax
60
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.6
mH
VC Diameter
26
mm
Winding material
Aluminium
Magnet
Force factor
Bl
4.8
N/A
Motor constant
Bl/√RE
1.88
N/√W
Diameter
80
mm
Weight
0.28
kg
Diaphragm
Effective diameter
165
mm
Effective area
SD
214
cm²
Moving mass
MMS
16.7
g
Moving mass (without air load)
MMD
14.4
g
Suspensions
Stiffness
KMS
1.33
N/mm
Compliance
CMS
750
µm/N
Equivalent volume to the compliance
VAS
48
L
Mechanical resistance
RMS
1.19
N·s/m
Dimensions
Nominal diameter
8
″
205
mm
Overall diameter
205
mm
Baffle cutout diameter
184
mm
Overall depth
90
mm
Flange thickness
9
mm
Mounting depth
81
mm
Volume occupied by the driver (estimated)
0.46
L
Net weight
0.96
kg
Similar woofers to MONACOR SPP-200
8″Woofer
fS
47 Hz
SD
240 cm²
47 - 7000 Hz
QTS
1.14
xmax
3.0 mm
SPL1W
88 dB
Bl/√RE
2.48
Pmax
120 W
8″Woofer
fS
41 Hz
SD
222 cm²
QTS
0.84
xmax
5.3 mm
SPL1W
88 dB
Bl/√RE
2.11
Pmax
150 W
8″Full-range
fS
42 Hz
SD
214 cm²
28 - 20000 Hz
QTS
0.79
SPL1W
87 dB
Bl/√RE
2.32
Pmax
260 W