Celestion CF1025C

Name: CF1025C
Brand: Celestion

Low frequency

10″ / 254 mm

Nominal diameter

55 Hz

Resonance

0.27

Q factor

95 dB

Sensitivity

± 4.25 mm

Linear excursion

600 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.7; dB
Frequency response: 60 - 5000; Hz
Resonance frequency (free air)
f_S: 54.8; Hz
Mechanical quality factor
Q_MS: 2.34
Electrical quality factor
Q_ES: 0.30
Total quality factor
Q_TS: 0.27
Maximum linear excursion
x_max: 4.25; mm
Air volume displaced at x_max
V_D: 147; cm³
Power handling
P: 300; W
Program power
P_max: 600; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.2; Ω
Inductance (1kHz)
L_E: 0.57; mH
VC Diameter: 64; mm
Winding height
H_VC: 12.5; mm
Winding material: Edgewound copper clad aluminium
Former material: Glass fibre
Force factor
Bl: 14.82; N/A
Motor constant
Bl/√R_E: 6.53; N/√W
Air gap height
H_AG: 8; mm
Weight: 1.7; kg
Material: Ferrite
Effective diameter: 210; mm
Effective area
S_D: 346; cm²
Moving mass
M_MS: 37; g
Moving mass (without air load)
M_MD: 32.3; g
Material: Kevlar loaded paper
Stiffness
K_MS: 4.35; N/mm
Compliance
C_MS: 230; µm/N
Equivalent volume to the compliance
V_AS: 38.6; L
Mechanical resistance
R_MS: 5.46; N·s/m
Surround material: Cloth-sealed
Nominal diameter: 10; ″
: 254; mm
Overall diameter: 265; mm
Baffle cutout diameter: 231; mm
Overall depth: 119; mm
Volume occupied by the driver (estimated): 1.9; L
Net weight: 4.9; kg
Frame material: Cast aluminium

Datasheet

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Celestion CF1025C

Low frequency

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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