GLADEN RS-X 08 SLIM D2

2x2Ω

Subwoofer

Nominal diameter8″ / 214 mm
Resonance44 Hz
Q factor0.58
Sensitivity87.5 dB
Linear excursion± 8 mm
Program power450 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 87.5dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 44Hz
  • Mechanical quality factor QMS 17.40
  • Electrical quality factor QES 0.60
  • Total quality factor QTS 0.58

Large signal parameters

  • Maximum linear excursion (one way) xmax 8mm
  • Air volume displaced at xmax VD 168cm³
  • Power handling P 225W
  • Program power Pmax 450W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 4.0Ω
  • Inductance (1kHz, in series, estimated) LE 1.41mH

Magnet

  • Force factor (in series) Bl 15.4N/A
  • Motor constant Bl/√RE 5.44N/√W

Diaphragm

  • Effective diameter 164mm
  • Effective area SD 210cm²
  • Moving mass (including air load) MMS 64g
  • Moving mass MMD 61.7g

Suspensions

  • Stiffness KMS 4.93N/mm
  • Compliance CMS 203µm/N
  • Equivalent volume to the compliance VAS 12.7L
  • Mechanical resistance RMS 1.02N·s/m

Dimensions

  • Nominal diameter 8
  • 214mm
  • Overall diameter 214mm
  • Baffle cutout diameter 179mm
  • Mounting depth 75mm
  • Volume occupied by the driver (estimated) 0.98L

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