PRV Audio 8MR400-NDY-4

Name: 8MR400-NDY-4
Brand: PRV Audio

4Ω

8Ω

Mid-range

8″ / 206 mm

Nominal diameter

116 Hz

Resonance

1.19

Q factor

93 dB

Sensitivity

± 4.75 mm

Linear excursion

400 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 93.0; dB
Frequency response: 115 - 8500; Hz
Resonance frequency (free air)
f_S: 116; Hz
Mechanical quality factor
Q_MS: 9.05
Electrical quality factor
Q_ES: 1.36
Total quality factor
Q_TS: 1.19
Maximum linear excursion
x_max: 4.75; mm
Air volume displaced at x_max
V_D: 115; cm³
Power handling
P: 200; W
Program power
P_max: 400; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.7; Ω
Inductance (1kHz)
L_E: 0.24; mH
VC Diameter: 38; mm
Winding height
H_VC: 12; mm
Winding material: Copper Clad Aluminium
Former material: Kapton
Force factor
Bl: 6.47; N/A
Motor constant
Bl/√R_E: 3.36; N/√W
Air gap height
H_AG: 5; mm
Material: Neodymium
Effective diameter: 175; mm
Effective area
S_D: 241; cm²
Moving mass
M_MS: 21.2; g
Moving mass (without air load)
M_MD: 18.6; g
Stiffness
K_MS: 11.36; N/mm
Compliance
C_MS: 88; µm/N
Equivalent volume to the compliance
V_AS: 7.12; L
Mechanical resistance
R_MS: 1.71; N·s/m
Nominal diameter: 8; ″
: 206; mm
Overall diameter: 206; mm
Baffle cutout diameter: 180; mm
Overall depth: 84; mm
Flange thickness: 6; mm
Mounting depth: 78; mm
Volume occupied by the driver (estimated): 0.32; L
Net weight: 0.59; kg
Frame material: Stamped Steel

Datasheet

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PRV Audio 8MR400-NDY-4

Mid-range

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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