Eminence DELTA PRO-8B

Name: Eminence DELTA PRO-8B
Brand: Eminence

8Ω

16Ω

Mid-range

8″ / 203 mm

Nominal diameter

71 Hz

Resonance

0.27

Q factor

96 dB

Sensitivity

± 3 mm

Linear excursion

450 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 95.6; dB
Frequency response: 100 - 5000; Hz
Resonance frequency (free air)
f_S: 71.0; Hz
Mechanical quality factor
Q_MS: 7.47
Electrical quality factor
Q_ES: 0.27
Total quality factor
Q_TS: 0.27
Maximum linear excursion
x_max: 3.0; mm
Maximum excursion before damage
x_lim: 7.0; mm
Air volume displaced at x_max
V_D: 66; cm³
Power handling
P: 225; W
Program power
P_max: 450; W
Nominal impedance
Z: 16; Ω
DC resistance
R_E: 10.5; Ω
Inductance (1kHz)
L_E: 0.9; mH
VC Diameter: 51; mm
Winding material: Copper
Former material: Polyimide
Force factor
Bl: 17.6; N/A
Motor constant
Bl/√R_E: 5.43; N/√W
Air gap height
H_AG: 7.9; mm
Weight: 1.673; kg
Material: Ferrite
Effective diameter: 167; mm
Effective area
S_D: 219; cm²
Moving mass
M_MS: 18; g
Moving mass (without air load)
M_MD: 15.4; g
Material: Paper
Stiffness
K_MS: 3.7; N/mm
Compliance
C_MS: 270; µm/N
Equivalent volume to the compliance
V_AS: 18.3; L
Mechanical resistance
R_MS: 1.07; N·s/m
Surround material: Cloth
Nominal diameter: 8; ″
: 203; mm
Overall diameter: 238; mm
Baffle cutout diameter: 187; mm
Overall depth: 95; mm
Volume occupied by the driver: 1.04; L
Net weight: 4.54; kg
Frame material: Die-cast aluminum

Datasheet

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Closed Box Simulator·

Eminence DELTA PRO-8B

Mid-range

Available on (affiliate link)

Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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