Eminence DELTALITE II 2510-4

Bass Guitar Speaker

Nominal diameter10″ / 254 mm
Resonance55 Hz
Q factor0.39
Sensitivity95 dB
Linear excursion± 4.2 mm
Program power500 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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 95dB
  • Frequency response 55 - 3500Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 55Hz
  • Mechanical quality factor QMS 7.92
  • Electrical quality factor QES 0.40
  • Total quality factor QTS 0.39

Large signal parameters

  • Maximum linear excursion (one way) xmax 4.2mm
  • Maximum excursion before damage xlim 8mm
  • Air volume displaced at xmax VD 147cm³
  • Power handling P 250W
  • Program power Pmax 500W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.5Ω
  • Inductance (1kHz) LE 0.3mH
  • VC Diameter 64mm
  • Winding material Aluminum
  • Former material Polyimide

Magnet

  • Force factor Bl 8.84N/A
  • Motor constant Bl/√RE 4.75N/√W
  • Air gap height HAG 7mm
  • Weight 0.198kg
  • Material Neodymium

Diaphragm

  • Effective diameter 211mm
  • Effective area SD 350cm²
  • Moving mass (including air load) MMS 27g
  • Moving mass MMD 22.2g
  • Material Paper

Suspensions

  • Stiffness KMS 3.13N/mm
  • Compliance CMS 320µm/N
  • Equivalent volume to the compliance VAS 54.5L
  • Mechanical resistance RMS 1.18N·s/m
  • Surround material Cloth

Dimensions

  • Nominal diameter 10
  • 254mm
  • Overall diameter 260mm
  • Baffle cutout diameter 232mm
  • Overall depth 125mm
  • Volume occupied by the driver 0.74L
  • Net weight 2.09kg
  • Frame material Die-cast aluminum
Eminence DELTALITE II 2510-4 SPL & Impedance

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