PRV Audio 8MR400B-4 SLIM

Name: PRV Audio 8MR400B-4 SLIM
Brand: PRV Audio

Mid-range

8″ / 152 mm

Nominal diameter

93 Hz

Resonance

0.74

Q factor

95 dB

Sensitivity

± 3.25 mm

Linear excursion

400 W

Program Power

Parts Express
: $$
Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 94.7; dB
Frequency response: 95 - 7500; Hz
Resonance frequency (free air)
f_S: 92.9; Hz
Mechanical quality factor
Q_MS: 25.53
Electrical quality factor
Q_ES: 0.76
Total quality factor
Q_TS: 0.74
Maximum linear excursion
x_max: 3.25; mm
Air volume displaced at x_max
V_D: 75; cm³
Power handling
P: 200; W
Program power
P_max: 400; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.8; Ω
Inductance (1kHz)
L_E: 0.17; mH
VC Diameter: 38; mm
Winding height
H_VC: 9.5; mm
Winding material: Copper Clad Aluminium
Former material: Kapton
Force factor
Bl: 6.34; N/A
Motor constant
Bl/√R_E: 3.25; N/√W
Air gap height
H_AG: 6; mm
Effective diameter: 171; mm
Effective area
S_D: 230; cm²
Moving mass
M_MS: 13.8; g
Moving mass (without air load)
M_MD: 11.3; g
Stiffness
K_MS: 4.7; N/mm
Compliance
C_MS: 213; µm/N
Equivalent volume to the compliance
V_AS: 15.7; L
Mechanical resistance
R_MS: 0.32; N·s/m
Nominal diameter: 8; ″
: 152; mm
Overall diameter: 209; mm
Baffle cutout diameter: 181; mm
Overall depth: 75; mm
Flange thickness: 7; mm
Mounting depth: 68; mm
Volume occupied by the driver (estimated): 0.73; L
Net weight: 2.3; kg
Frame material: Stamped Steel

Datasheet

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PRV Audio 8MR400B-4 SLIM

Mid-range

Available on (affiliate link)

Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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