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Eminence EJ1250 Eric Johnson Signature - 12" Guitar Speaker

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Product Description

The Eminence EJ1250 Eric Johnson Signature Guitar Speaker provides 50 watts of pure vintage alnico tone with a modern twist. American and British characteristics, punchy lows, warm throaty mids, and articulate highs are what you can expect from the EJ1250 Eric Johnson Signature speaker from Eminence. Made by hand right here in the USA. Available in 8 or 16 ohms.

Product Specifications
Eminence EJ1250 Eric Johnson Signature Guitar Speaker Specifications
  • Nominal Basket Diameter: 12 inch
  • Nominal Impedance: 16 ohms
  • Power Rating: 50 watts
  • Resonance: 84.78Hz
  • Usable Frequency Range: 80Hz - 5.1kHz
  • Sensitivity: 100.8dB
  • Magnet Weight: 35 oz.
  • Gap Height: 0.31 inch, 7.95mm
  • Voice Coil Diameter: 1.75 inches, 44.45mm
  • Thiele and Small Parameters:
    • Resonant Frequency (fs): 84.78Hz
    • DC Resistance (Re): 14.4
    • Coil Inductance (Le): 0.98mH
    • Mechanical Q (Qms): 20.1
    • Electromagnetic Q (Qes): 0.73
    • Total Q (Qts): 0.71
    • Compliance Equivalent Volume (Vas): 48.71 liters / 1.72 cu.ft.
    • Peak Diaphragm Displacement Volume (Vd): 62.34cc
    • Mechanical Compliance of Suspension (Cms): 0.13mm/N
    • BL Product (BL): 16.95 T-M
    • Diaphragm Mass Inc. Airload (MMs): 27.45 grams
    • Efficiency Bandwidth Product (EBP): 115.6
    • Maximum Linear Excursion (Xmax): 1.2mm
    • Surface Area of Cone (Sd): 519.5 cm2
    • Maximum Mechanical Limit (Xlim): N/A
  • Mounting Information:
    • Driver Volume Displaced: 136.7 / 2.24 liters
    • Overall Diameter: 12.02 inches, 305.31mm
    • Baffle Hole Diameter: 10.97 inches, 278.64mm
    • Front Sealing Gasket: Fitted as standard
    • Mounting Holes Diameter: 0.25 inch, 6.35mm
    • Mounting Holes B.C.D.: 11.63 inch, 295.4mm
    • Depth: 6.22 inches, 157.98mm
    • Weight: 8.5 lbs, (3.86 kg)
  • Materials Of Construction:
    • Coil Construction: Copper
    • Coil Former: Paper
    • Magnet Composition: Alnico
    • Core Details: Non-vented
    • Basket Materials: Pressed steel
    • Cone Composition: Paper
    • Cone Edge Composition: Paper
    • Dust Cap Composition: Zurette
Helpful Info about the Manufacturer
Phone:  502-845-5622 Warranty:  Warranty: 7 years
Alan from Carlsbad
Overall Rating
Playability and Feel
Eminence EJ 12" speaker
Would you consider this product to be made well? How dependable?
Very well made & dependable
How has it stood up over time?
Just got it and have not used at a gig, but not expecting any problems.
Your general opinion of this product.
Very pleased with the sound. Warm tones.
Playability and Feel
How does it feel, Heavy, Fast, Chunky? How was the neck? Are the controls easy to get to while playing?
Sounds good to my ears.
Bright and snappy? Dark and smooth? Were the pickups hot, mellow, thick, thin?
Warm, smooth tones. Nothing harsh or brittle.
How did the stain or paint job look?
Finish looked fine.
How was the action out of the box?
N/A speaker
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