P.Audio C15-400B v2

Name: C15-400B v2
Brand: P.Audio

Low frequency

15″ / 381 mm

Nominal diameter

42 Hz

Resonance

0.55

Q factor

95 dB

Sensitivity

± 3.25 mm

Linear excursion

800 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.2; dB
Frequency response: 55 - 2000; Hz
Resonance frequency (free air)
f_S: 42.0; Hz
Mechanical quality factor
Q_MS: 5.09
Electrical quality factor
Q_ES: 0.61
Total quality factor
Q_TS: 0.55
Maximum linear excursion
x_max: 3.25; mm
Air volume displaced at x_max
V_D: 278; cm³
Power handling
P: 400; W
Program power
P_max: 800; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.4; Ω
Inductance (1kHz)
L_E: 0.35; mH
VC Diameter: 76; mm
Winding height
H_VC: 18.5; mm
Winding material: AL-W
Former material: Glass fiber
Flux density
B: 1.1; T
Force factor
Bl: 15.55; N/A
Motor constant
Bl/√R_E: 6.69; N/√W
Air gap height
H_AG: 12; mm
Material: Ferrite
Effective diameter: 332; mm
Effective area
S_D: 855; cm²
Moving mass
M_MS: 103; g
Moving mass (without air load)
M_MD: 85.6; g
Material: Paper
Stiffness
K_MS: 7.3; N/mm
Compliance
C_MS: 137; µm/N
Equivalent volume to the compliance
V_AS: 142; L
Mechanical resistance
R_MS: 5.4; N·s/m
Surround material: Cloth
Spider material: Cotton (Single)
Nominal diameter: 15; ″
: 381; mm
Overall diameter: 386; mm
Baffle cutout diameter: 353; mm
Overall depth: 184; mm
Flange thickness: 16; mm
Mounting depth: 168; mm
Volume occupied by the driver (estimated): 5.0; L
Net weight: 10.1; kg
Frame material: Aluminium

Datasheet

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P.Audio C15-400B v2

Low frequency

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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