Hertz Cento CX 570

Name: Hertz Cento CX 570
Brand: Hertz

2 Way

5x7″/ 221 mm

Nominal size

70 Hz

Resonance

0.67

Q factor

89 dB

Sensitivity

± 3.5 mm

Linear excursion

140 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 89.2; dB
Frequency response: 55 - 22000; Hz
Resonance frequency (free air)
f_S: 70.0; Hz
Mechanical quality factor
Q_MS: 3.30
Electrical quality factor
Q_ES: 0.83
Total quality factor
Q_TS: 0.67
Maximum linear excursion
x_max: 3.5; mm
Maximum excursion before damage
x_lim: 4.9; mm
Air volume displaced at x_max
V_D: 53; cm³
Power handling
P: 70; W
Program power
P_max: 140; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.3; Ω
Inductance (1kHz)
L_E: 0.2; mH
VC Diameter: 25; mm
Force factor
Bl: 4.9; N/A
Motor constant
Bl/√R_E: 2.7; N/√W
Diameter: 85; mm
Material: Ferrite
Effective diameter: 139; mm
Effective area
S_D: 152; cm²
Moving mass
M_MS: 13; g
Moving mass (without air load)
M_MD: 11.4; g
Material: Semi-pressed paper + Mica
Stiffness
K_MS: 2.94; N/mm
Compliance
C_MS: 340; µm/N
Equivalent volume to the compliance
V_AS: 11.1; L
Mechanical resistance
R_MS: 1.73; N·s/m
Nominal size: 5 x 7; ″
: 221; mm
Overall diameter: 221; mm
Baffle cutout diameter: 182; mm
Overall depth: 75; mm
Flange thickness: 9; mm
Mounting depth: 66; mm
Volume occupied by the driver (estimated): 0.44; L
Net weight: 1.0; kg

Datasheet

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Hertz Cento CX 570

2 Way

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Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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