Morel Ultimate UW 958

Name: UW 958
Brand: Morel

Subwoofer

8″ / 222 mm

Nominal diameter

28 Hz

Resonance

0.35

Q factor

85 dB

Sensitivity

± 11.5 mm

Linear excursion

1000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 84.9; dB
Resonance frequency (free air)
f_S: 28.0; Hz
Mechanical quality factor
Q_MS: 1.61
Electrical quality factor
Q_ES: 0.45
Total quality factor
Q_TS: 0.35
Maximum linear excursion
x_max: 11.5; mm
Air volume displaced at x_max
V_D: 280; cm³
Power handling
P: 500; W
Program power
P_max: 1000; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 6.2; Ω
Inductance (1kHz)
L_E: 1.32; mH
VC Diameter: 130; mm
Winding height
H_VC: 35; mm
Winding material: Hexatech™ Aluminum
Former material: Aluminum
Flux density
B: 0.64; T
Force factor
Bl: 13.0; N/A
Motor constant
Bl/√R_E: 5.22; N/√W
Air gap height
H_AG: 12; mm
Material: High flux double ferrite vented
Effective diameter: 176; mm
Effective area
S_D: 243; cm²
Moving mass
M_MS: 65.5; g
Moving mass (without air load)
M_MD: 62.7; g
Material: Composite cellular fiber
Stiffness
K_MS: 2.13; N/mm
Compliance
C_MS: 470; µm/N
Equivalent volume to the compliance
V_AS: 39.5; L
Mechanical resistance
R_MS: 7.374; N·s/m
Nominal diameter: 8; ″
: 222; mm
Overall diameter: 222; mm
Baffle cutout diameter: 200; mm
Overall depth: 125; mm
Flange thickness: 5; mm
Mounting depth: 120; mm
Volume occupied by the driver (estimated): 1.9; L
Net weight: 5.95; kg

Datasheet

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Morel Ultimate UW 958

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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