Dayton Audio DMA80-8

Full-range

Nominal diameter3″ / 76 mm
Resonance97.6 Hz
Q factor0.47
Sensitivity85.8 dB
Linear excursion± 2.5 mm
Program Power50 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
  • 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
Dayton Audio DMA80-8 Impedance
Dayton Audio DMA80-8 SPL
Dayton Audio DMA80-8 Dimensions

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