P.Audio 15NT-115XB

Name: 15NT-115XB
Brand: P.Audio

Low frequency

15″ / 381 mm

Nominal diameter

37 Hz

Resonance

0.26

Q factor

95 dB

Sensitivity

± 9.75 mm

Linear excursion

3200 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.5; dB
Frequency response: 35 - 2000; Hz
Resonance frequency (free air)
f_S: 37.0; Hz
Mechanical quality factor
Q_MS: 7.80
Electrical quality factor
Q_ES: 0.27
Total quality factor
Q_TS: 0.26
Maximum linear excursion
x_max: 9.75; mm
Air volume displaced at x_max
V_D: 834; cm³
Power handling
P: 1600; W
Program power
P_max: 3200; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.1; Ω
Inductance (1kHz)
L_E: 0.97; mH
VC Diameter: 114; mm
Winding height
H_VC: 33; mm
Winding material: Copper
Former material: Glass fiber
Flux density
B: 1.2; T
Force factor
Bl: 27.81; N/A
Motor constant
Bl/√R_E: 12.3; N/√W
Air gap height
H_AG: 13.5; mm
Material: Neodymium
Effective diameter: 332; mm
Effective area
S_D: 855; cm²
Moving mass
M_MS: 178.7; g
Moving mass (without air load)
M_MD: 161.3; g
Material: Waterproof Paper
Stiffness
K_MS: 9.9; N/mm
Compliance
C_MS: 101; µm/N
Equivalent volume to the compliance
V_AS: 105; L
Mechanical resistance
R_MS: 5.33; N·s/m
Surround material: Cloth
Spider material: Cotton (Double silicone)
Nominal diameter: 15; ″
: 381; mm
Overall diameter: 386; mm
Baffle cutout diameter: 355; mm
Overall depth: 206; mm
Flange thickness: 18; mm
Mounting depth: 188; mm
Volume occupied by the driver (estimated): 5.8; L
Net weight: 11.3; kg
Frame material: Aluminium

Datasheet

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P.Audio 15NT-115XB

Low frequency

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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