Dayton Audio DMA80-8

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
• Frequency response 90 - 20000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 97.6Hz
• Mechanical quality factor QMS 2.06
• Electrical quality factor QES 0.61
• Total quality factor QTS 0.47

Large signal parameters

• Maximum linear excursion xmax 2.5mm
• Air volume displaced at xmax VD 7.8cm³
• Power handling P 25W
• Program power Pmax 50W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 7.5Ω
• Inductance (1kHz) LE 0.5mH
• VC Diameter 25.4mm

Magnet

• Force factor Bl 5.1N/A
• Motor constant Bl/√RE 1.86N/√W

Diaphragm

• Effective diameter 63mm
• Effective area SD 31.2cm²
• Moving mass MMS 2.7g
• Moving mass (without air load) MMD 2.6g

Suspensions

• Stiffness KMS 1.02N/mm
• Compliance CMS 980µm/N
• Equivalent volume to the compliance VAS 1.13L
• Mechanical resistance RMS 0.8N·s/m

Dimensions

• Nominal diameter 3″
• 76mm