PUNKTKILDE FSA011020-0401

Full-range

2″ / 51 mm
Nominal diameter
150 Hz
Resonance
0.52
Q factor
80 dB
Sensitivity
± 2.3 mm
Linear excursion
20 W
Program Power
PUNKTKILDE FSA011020-0401 Full-rangePUNKTKILDE FSA011020-0401 Full-rangePUNKTKILDE FSA011020-0401 Full-range
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
80.4
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
150
Hz
Mechanical quality factor
QMS
10.06
Electrical quality factor
QES
0.55
Total quality factor
QTS
0.52

Large signal parameters

Maximum linear excursion
xmax
2.3
mm
Maximum excursion before damage
xlim
5.0
mm
Air volume displaced at xmax
VD
3.0
cm³
Power handling
P
10
W
Program power
Pmax
20
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.15
mH
VC Diameter
19
mm
Winding height
HVC
8.6
mm
Winding material
Copper Clad Aluminium
Former material
Kapton

Magnet

Force factor
Bl
3.82
N/A
Motor constant
Bl/√RE
2.03
N/√W
Air gap height
HAG
4
mm
Material
Neodymium

Diaphragm

Effective diameter
41
mm
Effective area
SD
13
cm²
Moving mass
MMS
2.5
g
Moving mass (without air load)
MMD
2.4
g
Material
Paper

Suspensions

Stiffness
KMS
2.12
N/mm
Compliance
CMS
471
µm/N
Equivalent volume to the compliance
VAS
0.116
L
Mechanical resistance
RMS
0.225
N·s/m

Dimensions

Nominal diameter
2
″
51
mm
Net weight
0.085
kg
Frame material
Steel
SPL & Impedance
PUNKTKILDE FSA011020-0401 SPL & Impedance
PUNKTKILDE FSA011020-0401 Dimensions
DatasheetDatasheet

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