Peerless FSL-1020R03-08

Woofer

10″ / 254 mm
Nominal diameter
49 Hz
Resonance
0.38
Q factor
95 dB
Sensitivity
± 4.97 mm
Linear excursion
400 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
95.4
dB
Frequency response
45 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
49.0
Hz
Mechanical quality factor
QMS
2.81
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.38

Large signal parameters

Maximum linear excursion
xmax
4.97
mm
Air volume displaced at xmax
VD
185
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
0.09
mH
VC Diameter
51
mm

Magnet

Force factor
Bl
11.4
N/A
Motor constant
Bl/√RE
4.77
N/√W
Air gap height
HAG
8
mm
Material
Ferrite

Diaphragm

Effective diameter
218
mm
Effective area
SD
373
cm²
Moving mass
MMS
32.6
g
Moving mass (without air load)
MMD
27.6
g
Material
Paper

Suspensions

Stiffness
KMS
3.13
N/mm
Compliance
CMS
320
µm/N
Equivalent volume to the compliance
VAS
62.9
L
Mechanical resistance
RMS
3.57
N·s/m
Surround material
Fabric

Dimensions

Nominal diameter
10
254
mm
Volume occupied by the driver (estimated)
1.6
L
Net weight
3.8
kg
Frame material
Pressed Steel
Peerless FSL-1020R03-08 SPL & Impedance
Peerless FSL-1020R03-08 Dimensions

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