GLADEN RS-X 6.5

Subwoofer

Nominal diameter6.5″ / 180 mm
Resonance54.9 Hz
Q factor0.62
Sensitivity82.1 dB
Program power350 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 82.1dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 54.9Hz
  • Mechanical quality factor QMS 5.59
  • Electrical quality factor QES 0.70
  • Total quality factor QTS 0.62

Large signal parameters

  • Power handling P 250W
  • Program power Pmax 350W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.3Ω
  • Inductance (1kHz, estimated) LE 1.14mH
  • VC Diameter 50.8mm
  • Former material Aluminium

Magnet

  • Force factor Bl 10.1N/A
  • Motor constant Bl/√RE 5.56N/√W
  • Diameter 120mm

Diaphragm

  • Effective diameter 135mm
  • Effective area SD 143cm²
  • Moving mass (including air load) MMS 62.3g
  • Moving mass MMD 61g
  • Material Paper

Suspensions

  • Stiffness KMS 7.41N/mm
  • Compliance CMS 135µm/N
  • Equivalent volume to the compliance VAS 3.88L
  • Mechanical resistance RMS 2.5N·s/m
  • Surround material Rubber
  • Spider material Nomex

Dimensions

  • Nominal diameter 6.5
  • 180mm
  • Overall diameter 180mm
  • Baffle cutout diameter 152mm
  • Mounting depth 98mm
  • Volume occupied by the driver (estimated) 0.62L
  • Frame material Aluminium

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