SEAS H1209-08 L26RFX/P

Subwoofer

10″ / 260 mm
Nominal diameter
20 Hz
Resonance
0.33
Q factor
88 dB
Sensitivity
± 7 mm
Linear excursion
300 W
Program Power
SEAS H1209-08 L26RFX/P 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
87.5
dB
Frequency response
20 - 1000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
20.0
Hz
Mechanical quality factor
QMS
2.15
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.33

Large signal parameters

Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
17.5
mm
Air volume displaced at xmax
VD
231
cm³
Power handling
P
125
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
1.83
mH
VC Diameter
51
mm
Winding height
HVC
20
mm

Magnet

Flux density
B
1.23
T
Force factor
Bl
10.7
N/A
Motor constant
Bl/√RE
4.26
N/√W
Air gap height
HAG
6
mm
Weight
1.3
kg

Diaphragm

Effective diameter
205
mm
Effective area
SD
330
cm²
Moving mass
MMS
53
g
Moving mass (without air load)
MMD
48.6
g

Suspensions

Stiffness
KMS
0.83
N/mm
Compliance
CMS
1200
µm/N
Equivalent volume to the compliance
VAS
171
L
Mechanical resistance
RMS
3.3
N·s/m

Dimensions

Nominal diameter
10
″
260
mm
Volume occupied by the driver (estimated)
1.7
L
Net weight
4.05
kg
SPL & Impedance
SEAS H1209-08 L26RFX/P SPL & Impedance
SEAS H1209-08 L26RFX/P Dimensions
DatasheetDatasheet

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