PHL audio 4071NdU-19

Name: 4071NdU-19
Brand: PHL audio

NdS-19

NdU-19

Coaxial

12″ / 300 mm

Nominal diameter

46 Hz

Resonance

0.18

Q factor

96 dB

Sensitivity

± 6.5 mm

Linear excursion

800 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 96.2; dB
Frequency response: 50 - 2500; Hz
Resonance frequency (free air)
f_S: 46.0; Hz
Mechanical quality factor
Q_MS: 4.99
Electrical quality factor
Q_ES: 0.18
Total quality factor
Q_TS: 0.18
Maximum linear excursion
x_max: 6.5; mm
Maximum excursion before damage
x_lim: 16.0; mm
Air volume displaced at x_max
V_D: 320; cm³
Power handling
P: 400; W
Program power
P_max: 800; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.0; Ω
Inductance (1kHz)
L_E: 1.29; mH
VC Diameter: 77; mm
Winding height
H_VC: 17.5; mm
Force factor
Bl: 23.3; N/A
Motor constant
Bl/√R_E: 10.4; N/√W
Air gap height
H_AG: 10; mm
Diameter: 140; mm
Material: Neodymium
Effective diameter: 251; mm
Effective area
S_D: 493; cm²
Moving mass
M_MS: 69; g
Moving mass (without air load)
M_MD: 61.1; g
Stiffness
K_MS: 5.88; N/mm
Compliance
C_MS: 170; µm/N
Equivalent volume to the compliance
V_AS: 59.7; L
Mechanical resistance
R_MS: 4.0; N·s/m
Nominal diameter: 12; ″
: 300; mm
Overall diameter: 307; mm
Baffle cutout diameter: 282; mm
Overall depth: 155; mm
Flange thickness: 13; mm
Mounting depth: 142; mm
Volume occupied by the driver: 2.1; L
Net weight: 6.5; kg

Datasheet

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PHL audio 4071NdU-19

Coaxial

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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