Goldwood GW-12PC/8

Name: Goldwood GW-12PC/8
Brand: Goldwood

4Ω

8Ω

Subwoofer

12″ / 311 mm

Nominal diameter

33 Hz

Resonance

0.49

Q factor

89 dB

Sensitivity

± 5 mm

Linear excursion

450 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 89.0; dB
Frequency response: 20 - 3500; Hz
Resonance frequency (free air)
f_S: 33.0; Hz
Mechanical quality factor
Q_MS: 3.83
Electrical quality factor
Q_ES: 0.56
Total quality factor
Q_TS: 0.49
Maximum linear excursion
x_max: 5.0; mm
Air volume displaced at x_max
V_D: 247; cm³
Power handling
P: 225; W
Program power
P_max: 450; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 7.1; Ω
Inductance (1kHz)
L_E: 2.1; mH
VC Diameter: 51; mm
Winding material: Aluminum
Force factor
Bl: 15.7; N/A
Motor constant
Bl/√R_E: 5.89; N/√W
Weight: 1.417; kg
Effective diameter: 251; mm
Effective area
S_D: 494; cm²
Moving mass
M_MS: 93.1; g
Moving mass (without air load)
M_MD: 85.1; g
Material: Poly-Mica
Stiffness
K_MS: 3.99; N/mm
Compliance
C_MS: 251; µm/N
Equivalent volume to the compliance
V_AS: 85.9; L
Mechanical resistance
R_MS: 5.04; N·s/m
Surround material: Rubber
Nominal diameter: 12; ″
: 311; mm
Overall diameter: 311; mm
Baffle cutout diameter: 283; mm
Mounting depth: 137; mm
Volume occupied by the driver (estimated): 1.0; L
Net weight: 2.438; kg
Frame material: Die Cast Aluminum

Datasheet

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Goldwood GW-12PC/8

Subwoofer

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Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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