Micro-Precision Z-Studio 245
Woofer
10″ / 245 mm
Nominal diameter
25 Hz
Resonance
0.27
Q factor
90 dB
Sensitivity
200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.7
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
25.0
Hz
Mechanical quality factor
QMS
2.14
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.27
Large signal parameters
Power handling
P
100
W
Program power
Pmax
200
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
4.2
Ω
Inductance (1kHz, estimated)
LE
0.57
mH
VC Diameter
50
mm
Magnet
Force factor
Bl
9.4
N/A
Motor constant
Bl/√RE
4.59
N/√W
Diaphragm
Effective diameter
205
mm
Effective area
SD
320
cm²
Moving mass
MMS
42.9
g
Moving mass (without air load)
MMD
38.5
g
Suspensions
Stiffness
KMS
1.0
N/mm
Compliance
CMS
996
µm/N
Equivalent volume to the compliance
VAS
145
L
Mechanical resistance
RMS
3.15
N·s/m
Dimensions
Nominal diameter
10
″
245
mm
Overall diameter
268
mm
Baffle cutout diameter
233
mm
Overall depth
116
mm
Flange thickness
14
mm
Mounting depth
102
mm
Volume occupied by the driver (estimated)
1.5
L
Similar woofers to Micro-Precision Z-Studio 245
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8″Woofer
fS
27 Hz
SD
220 cm²
27 - 4500 Hz
QTS
0.26
xmax
6.0 mm
SPL1W
90 dB
Bl/√RE
3.33
Pmax
300 W
.jpg.webp)
8″Woofer
fS
24 Hz
SD
222 cm²
24 - 2000 Hz
QTS
0.30
xmax
4.5 mm
SPL1W
89 dB
Bl/√RE
3.62
Pmax
160 W
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10″Woofer
fS
28 Hz
SD
320 cm²
30 - 1000 Hz
QTS
0.31
xmax
5.5 mm
SPL1W
90 dB
Bl/√RE
4.92
Pmax
200 W