Eminence Pete Anderson HEMPDOG 12

Guitar Speaker

Nominal diameter12″ / 305 mm
Resonance69 Hz
Q factor0.35
Sensitivity101.9 dB
Linear excursion± 1.3 mm
Program Power300 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 101.9dB
  • Frequency response 80 - 3800Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 69Hz
  • Mechanical quality factor QMS 10.02
  • Electrical quality factor QES 0.36
  • Total quality factor QTS 0.35

Large signal parameters

  • Maximum linear excursion xmax 1.3mm
  • Air volume displaced at xmax VD 69cm³
  • Power handling P 150W
  • Program power Pmax 300W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.6Ω
  • Inductance (1kHz) LE 0.41mH
  • VC Diameter 63.5mm
  • Winding material Edge Wound Aluminum
  • Former material Polyimide

Magnet

  • Force factor Bl 15.2N/A
  • Motor constant Bl/√RE 5.95N/√W
  • Air gap height HAG 9.5mm
  • Weight 2.268kg
  • Material Ferrite

Diaphragm

  • Effective diameter 264mm
  • Effective area SD 545cm²
  • Moving mass MMS 30g
  • Moving mass (without air load) MMD 21g
  • Material Hemp paper

Suspensions

  • Stiffness KMS 5.56N/mm
  • Compliance CMS 180µm/N
  • Equivalent volume to the compliance VAS 74.3L
  • Mechanical resistance RMS 1.3N·s/m
  • Surround material Paper

Dimensions

  • Nominal diameter 12
  • 305mm
  • Overall diameter 314mm
  • Baffle cutout diameter 281mm
  • Overall depth 137mm
  • Volume occupied by the driver 0.08L
  • Net weight 7.394kg
  • Frame material Die-cast Aluminium
Eminence HEMPDOG 12 SPL & Impedance


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