GAS Audio Power MAD S3-10D2

2x2Ω

Subwoofer

Nominal diameter10″ / 250 mm
Resonance29 Hz
Q factor0.31
Sensitivity86.2 dB
Linear excursion± 13.5 mm
Program Power1000 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 86.2dB
  • Frequency response 22 - 200Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 29Hz
  • Mechanical quality factor QMS 3.75
  • Electrical quality factor QES 0.33
  • Total quality factor QTS 0.31

Large signal parameters

  • Maximum linear excursion (one way) xmax 13.5mm
  • Air volume displaced at xmax VD 446cm³
  • Power handling P 500W
  • Program power Pmax 1000W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 3.6Ω
  • Inductance (1kHz, in series) LE 2.7mH
  • VC Diameter 50.8mm
  • Winding material 4-layer copper wire
  • Former material Polyimide

Magnet

  • Force factor (in series) Bl 15.5N/A
  • Motor constant Bl/√RE 8.17N/√W
  • Weight 2.95kg
  • Material Ferrite

Diaphragm

  • Effective diameter 205mm
  • Effective area SD 330cm²
  • Moving mass MMS 122g
  • Moving mass (without air load) MMD 118g
  • Material Paper

Suspensions

  • Stiffness KMS 4.02N/mm
  • Compliance CMS 249µm/N
  • Equivalent volume to the compliance VAS 38.3L
  • Mechanical resistance RMS 5.93N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 10
  • 250mm
  • Overall diameter 271mm
  • Baffle cutout diameter 245mm
  • Overall depth 135mm
  • Volume occupied by the driver 1.85L
  • Net weight 4.8kg
  • Frame material Steel

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