Eminence DELTA PRO-15A

Name: DELTA PRO-15A
Brand: Eminence

Subwoofer

15″ / 381 mm

Nominal diameter

42 Hz

Resonance

0.4

Q factor

98 dB

Sensitivity

± 4.3 mm

Linear excursion

800 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 98.1; dB
Frequency response: 54 - 4200; Hz
Resonance frequency (free air)
f_S: 42.0; Hz
Mechanical quality factor
Q_MS: 4.73
Electrical quality factor
Q_ES: 0.44
Total quality factor
Q_TS: 0.40
Maximum linear excursion
x_max: 4.3; mm
Maximum excursion before damage
x_lim: 13.7; mm
Air volume displaced at x_max
V_D: 368; cm³
Power handling
P: 400; W
Program power
P_max: 800; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.7; Ω
Inductance (1kHz)
L_E: 0.83; mH
VC Diameter: 64; mm
Winding material: Aluminum
Former material: Polyimide
Force factor
Bl: 14.5; N/A
Motor constant
Bl/√R_E: 6.07; N/√W
Air gap height
H_AG: 9.5; mm
Weight: 2.268; kg
Material: Ferrite
Effective diameter: 330; mm
Effective area
S_D: 856; cm²
Moving mass
M_MS: 61; g
Moving mass (without air load)
M_MD: 43.5; g
Material: Paper
Stiffness
K_MS: 4.17; N/mm
Compliance
C_MS: 240; µm/N
Equivalent volume to the compliance
V_AS: 244; L
Mechanical resistance
R_MS: 3.4; N·s/m
Surround material: Cloth
Nominal diameter: 15; ″
: 381; mm
Overall diameter: 389; mm
Baffle cutout diameter: 356; mm
Overall depth: 154; mm
Volume occupied by the driver: 3.92; L
Net weight: 7.71; kg
Frame material: Die-cast aluminum

Datasheet

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Eminence DELTA PRO-15A

Subwoofer

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Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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