Dayton Audio Reference RSS265HE-22

• 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