Dayton Audio PN470-8

Woofer

18″ / 465 mm

Nominal diameter

32 Hz

Resonance

0.34

Q factor

95 dB

Sensitivity

± 6.5 mm

Linear excursion

1600 W

Program Power

Dayton Audio PN470-8 Woofer

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.7; dB
Frequency response: 30 - 3000; Hz
Resonance frequency (free air)
f_S: 31.6; Hz
Mechanical quality factor
Q_MS: 9.29
Electrical quality factor
Q_ES: 0.35
Total quality factor
Q_TS: 0.34
Maximum linear excursion
x_max: 6.5; mm
Air volume displaced at x_max
V_D: 791; cm³
Power handling
P: 800; W
Program power
P_max: 1600; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.6; Ω
Inductance (1kHz)
L_E: 2.2; mH
VC Diameter: 102; mm
Winding material: Copper
Former material: Glass Fiber
Force factor
Bl: 25.8; N/A
Motor constant
Bl/√R_E: 10.9; N/√W
Material: Neodymium
Effective diameter: 394; mm
Effective area
S_D: 1217; cm²
Moving mass
M_MS: 211.6; g
Moving mass (without air load)
M_MD: 181.9; g
Material: Paper / Glass Fiber
Stiffness
K_MS: 8.33; N/mm
Compliance
C_MS: 120; µm/N
Equivalent volume to the compliance
V_AS: 252; L
Mechanical resistance
R_MS: 4.52; N·s/m
Surround material: Cloth
Nominal diameter: 18; ″
: 465; mm
Overall diameter: 465; mm
Baffle cutout diameter: 424; mm
Overall depth: 206; mm
Volume occupied by the driver (estimated): 6.7; L
Frame material: Cast Aluminium

Dayton Audio PN470-8 SPL

Dayton Audio PN470-8 Dimensions

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