mivoc FR 358N
Full-range
3.5″ / 9 mm
Nominal diameter
88 Hz
Resonance
0.32
Q factor
89 dB
Sensitivity
± 3 mm
Linear excursion
80 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.6
dB
Frequency response
80 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
88.0
Hz
Mechanical quality factor
QMS
3.20
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.32
Large signal parameters
Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
11
cm³
Power handling
P
50
W
Program power
Pmax
80
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
7.3
Ω
Inductance (1kHz)
LE
0.23
mH
VC Diameter
25
mm
Winding height
HVC
10
mm
Magnet
Force factor
Bl
5.2
N/A
Motor constant
Bl/√RE
1.92
N/√W
Diaphragm
Effective diameter
68
mm
Effective area
SD
36
cm²
Moving mass
MMS
2.4
g
Moving mass (without air load)
MMD
2.2
g
Suspensions
Stiffness
KMS
0.75
N/mm
Compliance
CMS
1338
µm/N
Equivalent volume to the compliance
VAS
2.5
L
Mechanical resistance
RMS
0.41
N·s/m
Dimensions
Nominal diameter
3.5
″
9
mm
Overall size
86 x 86
mm
Baffle cutout diameter
77
mm
Overall depth
51
mm
Flange thickness
4
mm
Mounting depth
47
mm
Volume occupied by the driver (estimated)
0.11
L
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SpeakerbenchSimilar speaker drivers to mivoc FR 358N
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5″Coaxial
fS
82 Hz
SD
57 cm²
70 - 3800 Hz
QTS
0.32
xmax
2.8 mm
SPL1W
88 dB
Bl/√RE
2.84
Pmax
180 W
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