MONACOR SP-4/60PRO

Mid-range

4″ / 113 mm
Nominal diameter
92 Hz
Resonance
0.6
Q factor
87 dB
Sensitivity
± 2.3 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
87.0
dB
Frequency response
92 - 10000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
92.0
Hz
Mechanical quality factor
QMS
5.35
Electrical quality factor
QES
0.67
Total quality factor
QTS
0.60

Large signal parameters

Maximum linear excursion
xmax
2.3
mm
Air volume displaced at xmax
VD
16
cm³
Power handling
P
30
W
Program power
Pmax
60
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.8
Ω
Inductance (1kHz)
LE
0.3
mH
VC Diameter
25
mm
Winding material
Kapton

Magnet

Force factor
Bl
5.85
N/A
Motor constant
Bl/√RE
2.25
N/√W
Diameter
86
mm
Weight
0.37
kg

Diaphragm

Effective diameter
93
mm
Effective area
SD
68
cm²
Moving mass
MMS
6.3
g
Moving mass (without air load)
MMD
5.9
g

Suspensions

Stiffness
KMS
2.13
N/mm
Compliance
CMS
470
µm/N
Equivalent volume to the compliance
VAS
3.04
L
Mechanical resistance
RMS
0.68
N·s/m

Dimensions

Nominal diameter
4
113 x 113
mm
Overall size
113 x 113
mm
Baffle cutout diameter
103
mm
Overall depth
63
mm
Flange thickness
5
mm
Mounting depth
58
mm
Volume occupied by the driver (estimated)
0.24
L
Net weight
0.9
kg
MONACOR SP-4/60PRO SPL & Impedance
MONACOR SP-4/60PRO Dimensions

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