PRV Audio 4MR60-4

Name: 4MR60-4
Brand: PRV Audio

Mid-range

4″ / 105 mm

Nominal diameter

90 Hz

Resonance

0.68

Q factor

87 dB

Sensitivity

± 2.87 mm

Linear excursion

60 W

Program Power

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Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 86.9; dB
Frequency response: 90 - 5000; Hz
Resonance frequency (free air)
f_S: 89.9; Hz
Mechanical quality factor
Q_MS: 7.34
Electrical quality factor
Q_ES: 0.75
Total quality factor
Q_TS: 0.68
Maximum linear excursion
x_max: 2.87; mm
Air volume displaced at x_max
V_D: 16; cm³
Power handling
P: 30; W
Program power
P_max: 60; W
Nominal impedance
Z: 4; Ω
DC resistance
R_E: 3.6; Ω
Inductance (1kHz)
L_E: 0.2; mH
VC Diameter: 20; mm
Winding height
H_VC: 7.5; mm
Winding material: Copper Clad Aluminium
Former material: Kapton
Force factor
Bl: 3.42; N/A
Motor constant
Bl/√R_E: 1.8; N/√W
Air gap height
H_AG: 3.5; mm
Material: Ferrite
Effective diameter: 85; mm
Effective area
S_D: 57; cm²
Moving mass
M_MS: 4.3; g
Moving mass (without air load)
M_MD: 4; g
Stiffness
K_MS: 1.38; N/mm
Compliance
C_MS: 725; µm/N
Equivalent volume to the compliance
V_AS: 3.26; L
Mechanical resistance
R_MS: 0.33; N·s/m
Nominal diameter: 4; ″
: 105; mm
Overall diameter: 105; mm
Baffle cutout diameter: 102; mm
Overall depth: 60; mm
Flange thickness: 4; mm
Mounting depth: 56; mm
Volume occupied by the driver (estimated): 0.16; L
Net weight: 0.52; kg
Frame material: Stamped Steel

Datasheet

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PRV Audio 4MR60-4

Mid-range

Available on (affiliate links)

Specifications

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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