FaitalPRO 8RS250 8Ω

Name: 8RS250 8Ω
Brand: FaitalPRO

Woofer

8″ / 200 mm

Nominal diameter

56 Hz

Resonance

0.32

Q factor

92 dB

Sensitivity

± 6.92 mm

Linear excursion

400 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 91.6; dB
Frequency response: 60 - 6300; Hz
Resonance frequency (free air)
f_S: 56.0; Hz
Mechanical quality factor
Q_MS: 5.70
Electrical quality factor
Q_ES: 0.34
Total quality factor
Q_TS: 0.32
Maximum linear excursion
x_max: 6.92; mm
Maximum excursion before damage
x_lim: 15.7; mm
Air volume displaced at x_max
V_D: 154; cm³
Power handling
P: 200; W
Program power
P_max: 400; W
Nominal impedance
Z: 8; Ω
DC resistance
R_E: 5.7; Ω
Inductance (1kHz)
L_E: 0.35; mH
VC Diameter: 52; mm
Winding height
H_VC: 16.5; mm
Winding material: Aluminium
Former material: Glass Fiber
Flux density
B: 1.3; T
Force factor
Bl: 13.5; N/A
Motor constant
Bl/√R_E: 5.65; N/√W
Air gap height
H_AG: 8; mm
Material: Ferrite Ring
Effective diameter: 169; mm
Effective area
S_D: 223; cm²
Moving mass
M_MS: 30.6; g
Moving mass (without air load)
M_MD: 28.2; g
Stiffness
K_MS: 3.85; N/mm
Compliance
C_MS: 260; µm/N
Equivalent volume to the compliance
V_AS: 18.3; L
Mechanical resistance
R_MS: 1.9; N·s/m
Nominal diameter: 8; ″
: 200; mm
Overall size: 208 x 224; mm
Baffle cutout diameter: 183; mm
Overall depth: 108; mm
Flange thickness: 15; mm
Mounting depth: 93; mm
Volume occupied by the driver: 1.17; L
Net weight: 4.4; kg
Frame material: Aluminium

Datasheet

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FaitalPRO 8RS250 8Ω

Woofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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