B&C Speaker 8NDL64

Name: 8NDL64
Brand: B&C Speaker

8Ω

16Ω

Mid Bass

8″ / 200 mm

Nominal diameter

73 Hz

Resonance

0.24

Q factor

95 dB

Sensitivity

± 4.5 mm

Linear excursion

700 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.5; dB
Frequency response: 80 - 4000; Hz
Resonance frequency (free air)
f_S: 73.0; Hz
Mechanical quality factor
Q_MS: 6.80
Electrical quality factor
Q_ES: 0.25
Total quality factor
Q_TS: 0.24
Maximum linear excursion
x_max: 4.5; mm
Air volume displaced at x_max
V_D: 99; cm³
Power handling
P: 350; W
Program power
P_max: 700; W
Nominal impedance
Z: 16; Ω
DC resistance
R_E: 11.2; Ω
Inductance (1kHz)
L_E: 1.03; mH
VC Diameter: 64; mm
Winding height
H_VC: 14; mm
Winding material: Copper
Former material: Glass Fibre
Flux density
B: 1.25; T
Force factor
Bl: 24.0; N/A
Motor constant
Bl/√R_E: 7.17; N/√W
Air gap height
H_AG: 8; mm
Material: Neodymium Inside Slug
Effective diameter: 167; mm
Effective area
S_D: 220; cm²
Moving mass
M_MS: 27; g
Moving mass (without air load)
M_MD: 24.5; g
Material: Waterproof Front Side
Stiffness
K_MS: 5.88; N/mm
Compliance
C_MS: 170; µm/N
Equivalent volume to the compliance
V_AS: 11.8; L
Mechanical resistance
R_MS: 1.82; N·s/m
Nominal diameter: 8; ″
: 200; mm
Overall diameter: 225; mm
Baffle cutout diameter: 187; mm
Overall depth: 95; mm
Flange thickness: 10; mm
Mounting depth: 85; mm
Volume occupied by the driver: 1.5; L
Net weight: 2.6; kg

Datasheet

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B&C Speaker 8NDL64

Mid Bass

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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