Dayton Audio HTS545HE-4

Subwoofer

21″ / 545 mm

Nominal diameter

26 Hz

Resonance

0.28

Q factor

93 dB

Sensitivity

± 21 mm

Linear excursion

4000 W

Program Power

Dayton Audio HTS545HE-4 Subwoofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 92.5; dB
Frequency response: 18 - 500; Hz
Resonance frequency (free air)
f_S: 26.3; Hz
Mechanical quality factor
Q_MS: 7.90
Electrical quality factor
Q_ES: 0.29
Total quality factor
Q_TS: 0.28
Maximum linear excursion
x_max: 21.0; mm
Air volume displaced at x_max
V_D: 3221; cm³
Power handling
P: 2000; W
Program power
P_max: 4000; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.8; Ω
Inductance (1kHz)
L_E: 8.5; mH
VC Diameter: 127; mm
Winding material: Copper
Former material: Glass Fiber
Force factor
Bl: 38.2; N/A
Motor constant
Bl/√R_E: 19.6; N/√W
Material: Ferrite
Effective diameter: 442; mm
Effective area
S_D: 1534; cm²
Moving mass
M_MS: 676; g
Moving mass (without air load)
M_MD: 632.4; g
Material: Treated Paper
Stiffness
K_MS: 20.0; N/mm
Compliance
C_MS: 50; µm/N
Equivalent volume to the compliance
V_AS: 179; L
Mechanical resistance
R_MS: 14.14; N·s/m
Surround material: Foam
Nominal diameter: 21; ″
: 545; mm
Overall diameter: 545; mm
Baffle cutout diameter: 495; mm
Overall depth: 259; mm
Volume occupied by the driver (estimated): 11.0; L
Frame material: Cast Aluminium

Dayton Audio HTS545HE-4 SPL

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