EASTECH ASDSD4000-0400

Subwoofer

5.25″ / 133 mm
Nominal diameter
60 Hz
Resonance
0.49
Q factor
83 dB
Sensitivity
± 4.25 mm
Linear excursion
80 W
Program Power
EASTECH ASDSD4000-0400 SubwooferEASTECH ASDSD4000-0400 Subwoofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
83.0
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
59.8
Hz
Mechanical quality factor
QMS
7.16
Electrical quality factor
QES
0.52
Total quality factor
QTS
0.49

Large signal parameters

Maximum linear excursion
xmax
4.25
mm
Air volume displaced at xmax
VD
38
cm³
Power handling
P
40
W
Program power
Pmax
80
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.82
mH
VC Diameter
31
mm
Winding height
HVC
12.5
mm
Winding material
PESVW
Former material
Kapton

Magnet

Force factor
Bl
8.05
N/A
Motor constant
Bl/√RE
4.3
N/√W
Air gap height
HAG
4
mm
Material
Ferrite

Diaphragm

Effective diameter
133
mm
Effective area
SD
88
cm²
Moving mass
MMS
25.8
g
Moving mass (without air load)
MMD
25.2
g
Material
Paper

Suspensions

Stiffness
KMS
3.57
N/mm
Compliance
CMS
280
µm/N
Equivalent volume to the compliance
VAS
3.03
L
Mechanical resistance
RMS
1.35
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
5.25
″
133
mm
Volume occupied by the driver (estimated)
0.47
L
Net weight
1.172
kg
Frame material
Steel
SPL & Impedance
EASTECH ASDSD4000-0400 SPL & Impedance
EASTECH ASDSD4000-0400 Dimensions
DatasheetDatasheet

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