15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Basket
15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Cone
15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Side
15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Frequency Response
  • Load image into Gallery viewer, 15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Basket
  • Load image into Gallery viewer, 15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Cone
  • Load image into Gallery viewer, 15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Side
  • Load image into Gallery viewer, 15 inch Eminence American Standard Series Replacement Speaker Eminence Speaker Frequency Response
We currently have 247 in stock.

ALPHA-15A 15" American Standard Series Speaker

Regular price
$144.99
Sale price
$144.99
Regular price
$174.99
Sold out
Unit price
per 

Recommended for professional audio and bass guitar applications as a woofer in a vented or sealed enclosure.

Applications 

Woofer | Midbass | Midrange | Pro Audio

Box Type: Sealed | Vented

Specifications

Download Spec Sheet   Download Cab Design
SPECIFICATION
Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 400 W
Watts 200 W
Resonance 41 Hz
Usable Frequency Range 46 Hz - 3.5 kHz
Sensitivity* 97 dB
Magnet Weight 25 oz.
Gap Height 0.25", 6.4 mm
Voice Coil Diameter 1.5", 38 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 41 Hz
DC Resistance (Re) 5.88 Ω
Coil Inductance (Le) 0.84m H
Mechanical Q (Qms) 7.23
Electromagnetic Q (Qes) 1.53
Total Q (Qts) 1.26
Compliance Equivalent Volume (Vas) 260 liters / 9.18 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 325 cc
Mechanical Compliance of Suspension (Cms) 0.25 mm/N
BL Product (BL) 7.7 T-M
Diaphragm Mass Inc. Airload (MMs) 59 grams
Efficiency Bandwidth Product (EBP) 27
Maximum Linear Excursion (Xmax) 3.8 mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 8.4 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 71-85 liters / 2.5-3 cu.ft.
Vented 106-177 liters / 3.75-6.25 cu.ft.
Driver Volume Displaced 0.113 cu.ft. / 3.21 liters
Overall Diameter 15.15", 384.8 mm
Baffle Hole Diameter 13.87", 352.3 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25", 6.4mm
Mounting Holes B.C.D. 14.56", 369.8mm
Depth 5.83", 148.1 mm
Net Weight 6.7 lbs, 3.04 kg
Shipping Weight 8.8 lbs, 3.99 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
   
Basket Materials Pressed steel basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap


Frequency Response

response graph