PowerBass XL-1040DMF

2x4Ω

Subwoofer

10″ / 254 mm

Nominal diameter

38 Hz

Resonance

0.68

Q factor

90 dB

Sensitivity

± 9.5 mm

Linear excursion

400 W

Program Power

PowerBass XL-1040DMF Subwoofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 89.9; dB
Frequency response: 35 - 500; Hz
Resonance frequency (free air)
f_S: 38.0; Hz
Mechanical quality factor
Q_MS: 4.20
Electrical quality factor
Q_ES: 0.72
Total quality factor
Q_TS: 0.68
Maximum linear excursion
x_max: 9.5; mm
Air volume displaced at x_max
V_D: 317; cm³
Power handling
P: 200; W
Program power
P_max: 400; W
Nominal impedance
Z: 2 x 4; Ω
DC resistance (in series)
R_E: 6.8; Ω
Inductance (1kHz, in series, estimated)
L_E: 1.38; mH
VC Diameter: 51; mm
Force factor (in series)
Bl: 21.8; N/A
Motor constant
Bl/√R_E: 5.91; N/√W
Weight: 1.11; kg
Effective diameter: 206; mm
Effective area
S_D: 333; cm²
Moving mass
M_MS: 82; g
Moving mass (without air load)
M_MD: 77.6; g
Material: Polypropylene
Stiffness
K_MS: 7.41; N/mm
Compliance
C_MS: 135; µm/N
Equivalent volume to the compliance
V_AS: 29; L
Mechanical resistance
R_MS: 4.66; N·s/m
Nominal diameter: 10; ″
: 254; mm
Baffle cutout diameter: 232; mm
Mounting depth: 131; mm
Volume occupied by the driver (estimated): 1.5; L

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f_S: 38 Hz
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Q_TS: 0.68
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f_S: 49 Hz
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PowerBass XL-1040 Subwoofer

f_S: 35 Hz
S_D: 363 cm²
Q_TS: 0.53
x_max: 8.5 mm
SPL_1W: 88 dB
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