Eminence Tonkerlite 12" Guitar Speaker

The Eminence Tonkerlite 12" Guitar Speaker delivers a nice round, balanced tone with extended top end and less lower-mid meat. Great for blues, southern rock, and country.

Eminence recommends the Tinkerlite 12" as a direct replacement speaker in the Rocktron Velocity S112 and the THD ported 2x12 speaker cabinets.

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• Specification
  Nominal Basket Diameter: 12", 304.8mm
  Nominal Impedance*: 8 ohms
  Power Rating**: 125W
  Resonance: 109Hz
  Usable Frequency Range: 70Hz-5.5kHz
  Sensitivity***: 101
  Magnet Weight: 4 oz.
  Gap Height: 0.28", 7.2mm
  Voice Coil Diameter: 2", 50.8mm
  
  Thiele & Small Parameters
  Resonant Frequency (fs): 109Hz
  DC Resistance (Re): 7.2
  Coil Inductance (Le): 0.42mH
  Mechanical Q (Qms): 12.58
  Electromagnetic Q (Qes): 0.85
  Total Q (Qts): 0.8
  Compliance Equivalent Volume (Vas): 27.4 liters / 1.0 cu. ft.
  Peak Diaphragm Displacement Volume (Vd): 61cc
  Mechanical Compliance of Suspension (Cms): 0.07mm/N
  BL Product (BL): 13.1 T-M
  Diaphragm Mass inc. Airload (Mms): 30 grams
  Efficiency Bandwidth Product (EBP): 129
  Maximum Linear Excursion (Xmax): 1.2mm
  Surface Area of Cone (Sd): 519.5 cm2
  
  Mounting Information
  Recommended Enclosure Volume:
  Sealed: Acceptable
  Vented: Acceptable
  Overall Diameter: 12.02", 305.3mm
  Baffle Hole Diameter: 10.97", 278.6mm
  Front Sealing Gasket: fitted as standard
  Rear Sealing Gasket: fitted as standard
  Mounting Holes Diameter: 0.25", 6.4mm
  Mounting Holes B.C.D.: 11.63", 295.4mm
  Depth: 5.1", 129mm
  Net Weight: 4.1 lbs., 1.9 kg
  Shipping Weight: 5.8 lbs., 2.6 kg
  
  Materials of Construction
  Copper voice coil
  Polyimide former
  Neodymium magnet
  Non-vented core
  Pressed steel basket
  Paper Cone
  Paper cone edge
  Zurette dust cap
  
  *Please inquire about alternative impedances.
  **Multiple units exceed published rating evaluated under EIA 426A noise source and test standard while in a free-air, non-temperature controlled environment.
  ***The average output across the usable frequency range when applying 1W/1M into the nominal impedance. Ie: 2.83V/8ohms, 4V/16ohms.
  Eminence response curves are measured under the following conditions: All speakers are tested at 1w/1m using a variety of test set-ups for the appropriate impedance " LMS using 0.25" supplied microphone (software
  calibrated) mounted 1m from wall/baffle " 2ft. X 2ft. baffle is built into the wall with the speaker mounted flush against a steel ring for minimum diffraction " Hafler P1500 Trans-Nova amplifier " 2700 cu.ft. chamber with
  fiberglass on all six surfaces (three with custom-made wedges)