Eminence ALPHA-10A User Manual

Specication
Nominal Basket Diameter Nominal Impedance*
Power Rating** Watts Music Program Resonance Usable Frequency Range*** Sensitivity Magnet Weight
Gap Height Voice Coil Diameter
Thiele & Small Parameters
Resonant Frequency (fs)
DC 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) Efciency Bandwidth Product (EBP) Maximum Linear Excursion (Xmax)
Surface Area of Cone (Sd)
Maximum Mechanical Limit (Xlim)
10”, 254mm
8 ohms
150W 300W
50Hz
57Hz-4.5kHz
95.6
20 oz
0.25”, 6.35mm
1.5”, 38.1mm
50Hz
5.31
0.66mH
5.21
0.66
0.59
82.2 ltr/2.9 cu. ft. 114cc
0.46mm/N
7.5 T-M
22 grams
3.2mm
355.4cm
9.1mm
The Art and Science of Sound
ALPHA-10A American Standard Series
Recommended for professional audio mid-bass applications in a small sealed cabinet.
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2
Mounting Information
Recommended Enclosure Volume Sealed Vented
Overall Diameter Bafe Hole Diameter
Front Sealing Gasket Rear Sealing Gasket
Mounting Holes Diameter Mounting Holes B.C.D. Depth Net Weight
Shipping Weight
28.3-53.8 ltr/1.0-1.9 cu. ft.
Materials of Construction
Coil Construction Coil Magnet Composition
Core Details Basket Materials
Cone Composition Cone Edge Composition
Dust Cap Composition
Solid Composition Paper
8.5-11.3 ltr/0.3-0.4 cu. ft.
10.11”, 256.8mm
9.13”, 231.8mm Fitted as Standard Fitted as Standard
0.23”, 5.7mm
9.6”, 243.8mm
3.90”, 99mm
4.5 lbs, 2 kg
5.6 lbs, 2.5 kg
Copper
Polyimide
Ferrite
Vented And Extended
Pressed Steel
Paper
Cloth
Please inquire about alternative impedances.
*
Multiple units exceed published rating evaluated under EIA 426A noise source and test standard while in a free-air, nontemperature-controlled environment.
**
The average output across the usable frequency range when applying 1W/1m into the nominal impedance. Ie: 2.83 V/8 ohms, 4 V/16 ohms.
***
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/bafe | 2 ft. X 2 ft. bafe is built into the wall with the speaker mounted ush against a steel ring for minimum diffraction | Haer P1500 Trans-Nova amplier | 2700 cu.ft. chamber with
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