BMS 15C262

Name: 15C262
Brand: BMS

Coaxial

15″ / 388 mm

Nominal diameter

43 Hz

Resonance

0.34

Q factor

96 dB

Sensitivity

± 2.5 mm

Linear excursion

800 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.8; dB
Frequency response: 40 - 2500; Hz
Resonance frequency (free air)
f_S: 42.5; Hz
Mechanical quality factor
Q_MS: 5.40
Electrical quality factor
Q_ES: 0.36
Total quality factor
Q_TS: 0.34
Maximum linear excursion
x_max: 2.5; mm
Air volume displaced at x_max
V_D: 209; 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, estimated)
L_E: 1.31; mH
VC Diameter: 77; mm
Winding height
H_VC: 15; mm
Winding material: Copper
Former material: Kapton
Flux density
B: 1.9; T
Force factor
Bl: 20.6; N/A
Motor constant
Bl/√R_E: 8.63; N/√W
Air gap height
H_AG: 10; mm
Material: Ceramic
Effective diameter: 335; mm
Effective area
S_D: 834; cm²
Moving mass
M_MS: 100; g
Moving mass (without air load)
M_MD: 83; g
Material: Polyester
Stiffness
K_MS: 7.14; N/mm
Compliance
C_MS: 140; µm/N
Equivalent volume to the compliance
V_AS: 138; L
Mechanical resistance
R_MS: 4.95; N·s/m
Nominal diameter: 15; ″
: 388; mm
Overall diameter: 388; mm
Baffle cutout diameter: 358; mm
Overall depth: 208; mm
Volume occupied by the driver (estimated): 4.5; L
Net weight: 7.6; kg
Frame material: Cast Aluminum

Datasheet

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BMS 15C262

Coaxial

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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