Ciare CMI250

Name: CMI250
Brand: Ciare

Mid Bass

10″ / 250 mm

Nominal diameter

55 Hz

Resonance

0.5

Q factor

92 dB

Sensitivity

± 4.5 mm

Linear excursion

450 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 92.1; dB
Frequency response: 80 - 3500; Hz
Resonance frequency (free air)
f_S: 55.0; Hz
Mechanical quality factor
Q_MS: 12.00
Electrical quality factor
Q_ES: 0.52
Total quality factor
Q_TS: 0.50
Maximum linear excursion
x_max: 4.5; mm
Air volume displaced at x_max
V_D: 160; cm³
Power handling
P: 220; W
Program power
P_max: 450; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 2.9; Ω
Inductance (1kHz)
L_E: 0.34; mH
VC Diameter: 50; mm
Winding height
H_VC: 12.5; mm
Winding material: Copper
Former material: Glass fiber
Force factor
Bl: 9.0; N/A
Motor constant
Bl/√R_E: 5.28; N/√W
Air gap height
H_AG: 8; mm
Material: Ferrite
Effective diameter: 213; mm
Effective area
S_D: 356; cm²
Moving mass
M_MS: 42; g
Moving mass (without air load)
M_MD: 37; g
Material: Doped cellulose fiber
Stiffness
K_MS: 5.03; N/mm
Compliance
C_MS: 199; µm/N
Equivalent volume to the compliance
V_AS: 34; L
Mechanical resistance
R_MS: 1.21; N·s/m
Surround material: Nomex Fabric
Spider material: Nomex Fabric
Nominal diameter: 10; ″
: 250; mm
Overall diameter: 268; mm
Baffle cutout diameter: 235; mm
Overall depth: 111; mm
Flange thickness: 13; mm
Mounting depth: 98; mm
Volume occupied by the driver (estimated): 1.4; L
Net weight: 3.45; kg
Frame material: Aluminium

Datasheet

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Ciare CMI250

Mid Bass

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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