Genuine Eminence

ALPHA-12A

THE ALPHA-12A HAS A NICE WELL ROUNDED SOUNDING SPEAKER!

Eminence Alpha-12A - 12" speakers Eminence Alpha-12A - 12" speaker

Item Price: $59.99

WOOFER MODEL ALPHA-12A

Specifications

Nominal Basket Diameter

12" / 304.8mm

Impedance 8 ohms
RMS Power Rating 150 Watts
Program Power Handling 300 Watts
Frequency Response 51Hz - 4.3kHz
Sensitivity (1W/1m) 95.6dB
Voice Coil Diameter 1.5" / 38.1mm
Max. Crossover Frequency 4.3kHz
Rec. Enclosure Volume(Sealed) .6-.8cu. ft./717-22.7 Liters
Rec. Enclosure Volume(Vented) 2-4cu. ft./58.6-113.3 Liters

Mounting Information

Overall Diameter 12.24" / 310.9mm
Bolt Circle Diameter 11.63" / 295.3mm
Baffle Cutout Diameter 11.04" / 280.4mm
No. Of Mounting Holes 8
Mounting Hole Diameter 0.275" / 7mm
Overall Depth 4.725" / 120mm
Magnet Weight 20 oz.
Net Weight 5.3 lbs. / 2.4 kg.
Shipping Weight 7.1 lbs. / 3.2kg.

  Thiele-Small Parameters

Resonant Frequency (fs) 49 Hz
Impedance (Re) 6.3 ohms
Coil Inductance (Le) 0.79mH
Electromagnetic Q (Qes) .88
Mechanical Q (Qms) 6.53
Total Q (Qts) .77
Compliance Equivalent Vol. (Vas) 121.5 Liters/4.29cu. ft.
Voice Coil Overhang (Xmax) 2.4mm
BL Factor (BL) 8.5 T-M
Surface area of Cone (Sd) .05195m2

ALPHA-12A RESPONSE CURVE

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