Dayton Audio Reference RSS265HE-22

2x2Ω

Subwoofer

Nominal diameter10″ / 266 mm
Resonance30 Hz
Q factor0.39
Sensitivity91.7 dB
Linear excursion± 25 mm
Program Power1600 W
Discontinued
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
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 91.7dB
  • Frequency response 25 - 900Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 30Hz
  • Mechanical quality factor QMS 4.34
  • Electrical quality factor QES 0.42
  • Total quality factor QTS 0.39

Large signal parameters

  • Maximum linear excursion xmax 25mm
  • Air volume displaced at xmax VD 790cm³
  • Power handling P 800W
  • Program power Pmax 1600W

Voice Coil

  • Nominal impedance Z 2 x 2Ω
  • DC resistance (in series) RE 4.3Ω
  • Inductance (1kHz, in series) LE 2.1mH
  • VC Diameter 76.5mm
  • Winding material CCA
  • Former material Aluminum

Magnet

  • Force factor (in series) Bl 21.7N/A
  • Motor constant Bl/√RE 10.5N/√W
  • Material Ferrite

Diaphragm

  • Effective diameter 201mm
  • Effective area SD 316cm²
  • Moving mass MMS 78.4g
  • Moving mass (without air load) MMD 74.1g
  • Material Aluminum

Suspensions

  • Stiffness KMS 9.09N/mm
  • Compliance CMS 110µm/N
  • Equivalent volume to the compliance VAS 16.3L
  • Mechanical resistance RMS 3.41N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 10
  • 266mm
  • Overall diameter 266mm
  • Baffle cutout diameter 235mm
  • Overall depth 173mm
  • Volume occupied by the driver (estimated) 4.8L
  • Net weight 14.696kg
  • Frame material Cast Aluminium
Dayton Audio RSS265HE-22 Impedance
Dayton Audio RSS265HE-22 SPL


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