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home > Eminence > speakers > 12" > American Standard series
Eminence Alpha Series 12" Speaker
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List $75.95 each
Pulse Music Price $50.95 each
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We are Eminence's #1 Dealer in the U.S.A.!!!!
Recommended for professional audio applications in a small sealed and medium size vented cabinets.
The Eminence Alpa-12A speaker is a versatile 12" speaker which has an 8 ohm impedance rating, 150 watts continuous power handling capability, 1.5" copper voice coil, 20 oz. magnet and stamped
steel frame. Frequency response is 51 Hz - 4.3 Khz. See the downloadable PDF spec sheet below for frequency response graph.
All speakers are non-returnable items once the sealed box is opened. Order with the shopping cart or call 1.800.753.6694. Item # ALPHA12A.
Alpha 12" Quick Specs:
Nominal Basket Diameter
Impedance
Power Rating
(continuous/peak)
Resonance
Usable Frequency Range
Sensitivity
Magnet Weight
Gap Height
Voice Coil Diameter
Mounting Information
Recommended Enclosure Volume (sealed)
Recommended Enclosure Volume (vented)
Overall Diameter
Baffle Hole Diameter
Front Sealing Gasket
Rear Sealing Gasket
Mounting Holes Diameter
Mounting Holes B.C.D.
Depth
Net Weight
Shipping Weight
Thiele-Small Parameters
Resonant Frequency (fs)
IDC Resistance (Re)
Coil Inductance (Le)
Mechanical Q (Qms)
Electromagnetic Q (Qes)
Total Q (Qts)
Compliance Equivalent Volume (Vas)
Peak Diaphragm Displacement Volume (Vd)
Mechanical Compliance of Suspension (Cms)
BL Product (BL)
Diaphragm Mass inc. Airload (Mms)
Efficiency Bandwidth Product (EBP)
Voice Coil Overhang (Xmax)
Surface Area of Cone (Sd)
Maximum Mechanical Limit (Xlim)
Materials of Construction:
Voice
Coil Construction
Coil Former
Magnet Composition
Core Details
Basket Material
Cone Composition
Cone Edge Composition
Dust Cap Composition
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12", 304.8mm
8 W
150
/ 300 watts
49 Hz
51 Hz - 4.3 kHz
95.6 dB
20 oz.
0.25", 6.35 mm
1.5", 38.1 mm
17-22.7 liters/0.6-0.8 cu.ft.
56.6-113.3 liters/2-4 cu.ft.
12.26", 311.4 mm
11", 279.5 mm
fitted as standard
fitted as standard
0.25", 6.4 mm
11.71", 297.5 mm
4.725", 120 mm
5.3 lbs., 2.4 kg.
7.4 lbs., 3.4 kg.
49 Hz
6.30 W
0.79 mH
6.53
0.88
0.77
121.5 liters/4.29 cu. ft.
125 cc
0.32 mm/N
8.5 T-M
33 grams
56
2.4 mm
519.5 cm2
6.6 mm
Copper
Polyimide
Ferrite
Vented And Extended
Pressed Steel
Paper
Cloth
Solid Composition Paper
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