WVL AC-1638

Full-range

8″ / 203 mm

Nominal diameter

55 Hz

Resonance

0.21

Q factor

97 dB

Sensitivity

WVL AC-1638 Full-range

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 96.5; dB
Frequency response: 54 - 10000; Hz
Resonance frequency (free air)
f_S: 54.5; Hz
Mechanical quality factor
Q_MS: 10.11
Electrical quality factor
Q_ES: 0.21
Total quality factor
Q_TS: 0.21
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 7.4; Ω
Inductance (1kHz)
L_E: 1.67; mH
Winding material: Aluminum
Former material: Paper
Force factor
Bl: 10.09; N/A
Motor constant
Bl/√R_E: 3.7; N/√W
Material: Field Coil
Effective diameter: 155; mm
Effective area
S_D: 187; cm²
Moving mass
M_MS: 8.6; g
Moving mass (without air load)
M_MD: 6.6; g
Material: Paper craft
Stiffness
K_MS: 1.0; N/mm
Compliance
C_MS: 1000; µm/N
Equivalent volume to the compliance
V_AS: 49.7; L
Mechanical resistance
R_MS: 0.29; N·s/m
Surround material: Soft foam
Nominal diameter: 8; ″
: 203; mm
Overall diameter: 203; mm
Baffle cutout diameter: 191; mm
Overall depth: 185; mm
Flange thickness: 12; mm
Mounting depth: 173; mm
Volume occupied by the driver (estimated): 1.9; L
Frame material: Aluminium

WVL AC-1638 SPL

WVL AC-1638 Dimensions

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