Eminence CV-65

8Ω

Guitar Speaker

Nominal diameter12″ / 305 mm
Resonance76 Hz
Q factor0.59
Sensitivity99.6 dB
Linear excursion± 1.2 mm
Program Power130 W
Discontinued
Eminence CV-65 Guitar SpeakerEminence CV-65 Guitar SpeakerEminence CV-65 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 99.6dB
  • Frequency response 80 - 5000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 76Hz
  • Mechanical quality factor QMS 19.85
  • Electrical quality factor QES 0.60
  • Total quality factor QTS 0.59

Large signal parameters

  • Maximum linear excursion xmax 1.2mm
  • Air volume displaced at xmax VD 66cm³
  • Power handling P 65W
  • Program power Pmax 130W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.9Ω
  • Inductance (1kHz) LE 0.53mH
  • VC Diameter 44mm
  • Winding material Copper
  • Former material Nomex

Magnet

  • Force factor Bl 12.7N/A
  • Motor constant Bl/√RE 4.82N/√W
  • Air gap height HAG 8mm
  • Weight 0.964kg
  • Material Ferrite

Diaphragm

  • Effective diameter 260mm
  • Effective area SD 532cm²
  • Moving mass MMS 29g
  • Moving mass (without air load) MMD 20.4g
  • Material Full molded paper

Suspensions

  • Stiffness KMS 6.67N/mm
  • Compliance CMS 150µm/N
  • Equivalent volume to the compliance VAS 59L
  • Mechanical resistance RMS 0.7N·s/m
  • Surround material Paper

Dimensions

  • Nominal diameter 12″
  • 305mm
  • Overall diameter 309mm
  • Baffle cutout diameter 283mm
  • Overall depth 130mm
  • Volume occupied by the driver 1.96L
  • Net weight 3.31kg
  • Frame material Pressed steel
SPL & Impedance
Eminence CV-65 SPL & Impedance
PDF fileDatasheet

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fS79 Hz
SD520 cm²
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Bl/√RE4.74
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