Eminence DOUBLE-T 15

4Ω

Guitar Speaker

Nominal diameter15″ / 381 mm
Resonance56 Hz
Q factor0.33
Sensitivity100 dB
Linear excursion± 1.4 mm
Program Power600 W
Eminence DOUBLE-T 15 Guitar SpeakerEminence DOUBLE-T 15 Guitar SpeakerEminence DOUBLE-T 15 Guitar Speaker
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
Ω°0102030405060101001 00010 000-180-120-60060120180Electrical ImpedanceElectrical Phase
mm05101520101001 00010 000Diaphragm ExcursionMaximum Linear Excursion
m/s00.20.40.60.81101001 00010 000Diaphragm Velocity
dB60708090100110120101001 00010 000SPL (1W, 1m, on axis)Maximum SPL
°-180-120-60060120180101001 00010 000Acoustical phase (1m, on axis)
ms0246810101001 00010 000Group Delay (1m, on axis)
00.51-205101520Step response
-1-0.500.51-2010203040Response to a tone burst of Hz with cycles
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 100dB
  • Frequency response 50 - 3300Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 56Hz
  • Mechanical quality factor QMS 9.71
  • Electrical quality factor QES 0.34
  • Total quality factor QTS 0.33

Large signal parameters

  • Maximum linear excursion xmax 1.4mm
  • Air volume displaced at xmax VD 120cm³
  • Power handling P 300W
  • Program power Pmax 600W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.2Ω
  • Inductance (1kHz) LE 0.4mH
  • VC Diameter 76.2mm
  • Winding material Copper
  • Former material Polyimide

Magnet

  • Force factor Bl 15.8N/A
  • Motor constant Bl/√RE 8.84N/√W
  • Air gap height HAG 9.1mm
  • Weight 0.312kg
  • Material Neodymium

Diaphragm

  • Effective diameter 330mm
  • Effective area SD 856cm²
  • Moving mass MMS 74g
  • Moving mass (without air load) MMD 56.5g
  • Material Paper

Suspensions

  • Stiffness KMS 9.09N/mm
  • Compliance CMS 110µm/N
  • Equivalent volume to the compliance VAS 112L
  • Mechanical resistance RMS 2.68N·s/m
  • Surround material Cloth

Dimensions

  • Nominal diameter 15″
  • 381mm
  • Overall diameter 389mm
  • Baffle cutout diameter 356mm
  • Overall depth 168mm
  • Volume occupied by the driver 2.55L
  • Net weight 3.493kg
  • Frame material Die-cast Aluminium
SPL & Impedance
Eminence DOUBLE-T 15 SPL & Impedance
PDF fileDatasheet

Export this driver to a simulation software:

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