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Eminence Commonwealth 12" 225W Guitar Speaker  

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SKU 
#660065000000000
Top Rated
Overview
  • Voice Coil Diameter: 4", 101.6mm
  • Magnet Weight: 109 oz.
  • Power Rating.: 225W
Description & Specs
  • MSRP:
    $184.99
  • Your Savings:
    - $20.00
  • Your Price:
    $16499

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Eminence

The Eminence Commonwealth 12" Guitar Speaker delivers warm and rich tone that is very clean and well-defined. This Eminence speaker has a very full and smooth presence. Very little cone break-up, but likes Overdrive. Clean, warm, full, non-distorted, unadulterated guitar tone for all genres.

Features
  • Voice Coil Diameter: 4", 101.6mm
  • Magnet Weight: 109 oz.
  • Power Rating.: 225W
  • Sensitivity: 100

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Commonwealth 12" 225W Guitar Speaker Specifications:

  • Specification
  • Nominal Basket Diameter: 12", 304.8mm
  • Nominal Impedance*: 8 ohms
  • Power Rating**: 225W
  • Resonance: 50Hz
  • Usable Frequency Range: 50Hz-4kHz
  • Sensitivity***: 100
  • Magnet Weight: 109 oz.
  • Gap Height: 0.29", 7.2mm
  • Voice Coil Diameter: 4", 101.6mm
  • Thiele & Small Parameters
  • Resonant Frequency (fs): 50Hz
  • DC Resistance (Re): 6.34
  • Coil Inductance (Le): 0.46mH
  • Mechanical Q (Qms): 6.61
  • Electromagnetic Q (Qes): 0.35
  • Total Q (Qts): 0.33
  • Compliance Equivalent Volume (Vas): 90 liters / 3.2 cu. ft.
  • Peak Diaphragm Displacement Volume (Vd): 36cc
  • Mechanical Compliance of Suspension (Cms): 0.24mm/N
  • BL Product (BL): 15.7 T-M
  • Diaphragm Mass inc. Airload (Mms): 43 grams
  • Efficiency Bandwidth Product (EBP): 143
  • Maximum Linear Excursion (Xmax): 0.7mm
  • Surface Area of Cone (Sd): 519.5 cm2
  • Mounting Information
  • Recommended Enclosure Volume:
  • Sealed: Acceptable
  • Vented: Acceptable
  • Overall Diameter: 12.28", 312.0mm
  • Baffle Hole Diameter: 11.08", 281.3mm
  • Front Sealing Gasket: fitted as standard
  • Rear Sealing Gasket:
  • Mounting Holes Diameter: 0.27", 6.8mm
  • Mounting Holes B.C.D.: 11.69", 297.0mm
  • Depth: 5", 127mm
  • Net Weight: 21.5 lbs., 9.8 kg
  • Shipping Weight: 23.2 lbs., 10.5 kg
  • Materials of Construction
  • Aluminum voice coil
  • Polyimide former
  • Ferrite magnet
  • Vented core
  • Die-cast aluminum basket
  • Paper Cone
  • Cloth cone edge
  • Aluminum 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)
Customer Reviews
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