Micro-Precision Z-Studio 100
Mid-range
4″ / 100 mm
Nominal diameter
122 Hz
Resonance
0.93
Q factor
88 dB
Sensitivity
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.3
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
122
Hz
Mechanical quality factor
QMS
6.42
Electrical quality factor
QES
1.08
Total quality factor
QTS
0.93
Large signal parameters
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
8.8
Ω
Inductance (1kHz)
LE
0.24
mH
VC Diameter
25
mm
Magnet
Force factor
Bl
4.1
N/A
Motor constant
Bl/√RE
1.38
N/√W
Diaphragm
Effective diameter
83
mm
Effective area
SD
54
cm²
Moving mass
MMS
2.7
g
Moving mass (without air load)
MMD
2.4
g
Suspensions
Stiffness
KMS
1.16
N/mm
Compliance
CMS
860
µm/N
Equivalent volume to the compliance
VAS
3.6
L
Mechanical resistance
RMS
0.27
N·s/m
Dimensions
Nominal diameter
4
″
100
mm
Overall diameter
110
mm
Baffle cutout diameter
90
mm
Overall depth
40
mm
Flange thickness
5
mm
Mounting depth
35
mm
Volume occupied by the driver (estimated)
0.14
L
Net weight
0.61
kg
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Similar speaker drivers to Micro-Precision Z-Studio 100
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5.25″Mid-range
fS
120 Hz
SD
70 cm²
120 - 8000 Hz
QTS
0.88
xmax
0.7 mm
SPL1W
89 dB
Bl/√RE
1.7
Pmax
80 W
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Celestion AF401016 Ω
4″Full-range
fS
105 Hz
SD
57 cm²
100 - 16000 Hz
QTS
0.81
xmax
2.8 mm
SPL1W
86 dB
Bl/√RE
1.85
Pmax
70 W
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4″Full-range
fS
100 Hz
SD
52 cm²
90 - 20000 Hz
QTS
0.83
xmax
2.7 mm
SPL1W
86 dB
Bl/√RE
1.53
Pmax
60 W