EASTECH FSB523054-5300

Subwoofer

Nominal diameter5.25″ / 133 mm
Resonance79.3 Hz
Q factor0.91
Sensitivity84.7 dB
Linear excursion± 2.3 mm
Program Power60 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 84.7dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 79.3Hz
  • Mechanical quality factor QMS 5.20
  • Electrical quality factor QES 1.10
  • Total quality factor QTS 0.91

Large signal parameters

  • Maximum linear excursion xmax 2.3mm
  • Air volume displaced at xmax VD 22cm³
  • Power handling P 30W
  • Program power Pmax 60W

Voice Coil

  • Nominal impedance Z 3Ω
  • DC resistance RE 2.4Ω
  • Inductance (1kHz) LE 0.42mH
  • VC Diameter 25.4mm
  • Winding height HVC 8.5mm
  • Winding material PESVW
  • Former material Aluminum

Magnet

  • Force factor Bl 4.22N/A
  • Motor constant Bl/√RE 2.73N/√W
  • Air gap height HAG 4mm
  • Material Ferrite

Diaphragm

  • Effective diameter 112mm
  • Effective area SD 98.5cm²
  • Moving mass MMS 16.5g
  • Moving mass (without air load) MMD 15.8g
  • Material Paper

Suspensions

  • Stiffness KMS 4.1N/mm
  • Compliance CMS 244µm/N
  • Equivalent volume to the compliance VAS 3.36L
  • Mechanical resistance RMS 1.58N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 5.25
  • 133mm
  • Volume occupied by the driver (estimated) 0.21L
  • Net weight 0.553kg
  • Frame material Steel
EASTECH FSB523054-5300 SPL & Impedance
EASTECH FSB523054-5300 Dimensions

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