MONACOR SP-38/300PA

Woofer

15″ / 390 mm
Nominal diameter
48 Hz
Resonance
0.23
Q factor
99 dB
Sensitivity
± 4 mm
Linear excursion
600 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
98.5
dB
Frequency response
48 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
48.0
Hz
Mechanical quality factor
QMS
5.68
Electrical quality factor
QES
0.24
Total quality factor
QTS
0.23

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
342
cm³
Power handling
P
300
W
Program power
Pmax
600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
76
mm
Winding material
Kapton

Magnet

Force factor
Bl
22.0
N/A
Motor constant
Bl/√RE
9.06
N/√W
Diameter
200
mm
Weight
2.6
kg

Diaphragm

Effective diameter
330
mm
Effective area
SD
855
cm²
Moving mass
MMS
78
g
Moving mass (without air load)
MMD
60.5
g

Suspensions

Stiffness
KMS
4.76
N/mm
Compliance
CMS
210
µm/N
Equivalent volume to the compliance
VAS
213
L
Mechanical resistance
RMS
4.14
N·s/m

Dimensions

Nominal diameter
15
390
mm
Overall diameter
390
mm
Baffle cutout diameter
357
mm
Overall depth
166
mm
Flange thickness
8
mm
Mounting depth
158
mm
Volume occupied by the driver (estimated)
4.1
L
Net weight
8.04
kg
MONACOR SP-38/300PA SPL & Impedance
MONACOR SP-38/300PA Dimensions

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