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
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We currently have 108 in stock.

BETA-15A 15" American Standard Series Speaker

Regular price
$144.99
Sale price
$144.99
Regular price
$179.99
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Recommended for professional audio as a woofer in sealed and vented enclosures.

Applications 

Woofer | Midbass | Pro Audio | Bass Guitar

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 600 W
Watts 300 W
Resonance 35 Hz
Usable Frequency Range 45 Hz - 3.7 kHz
Sensitivity* 98.2 dB
Magnet Weight 34 oz.
Gap Height 0.312", 7.9 mm
Voice Coil Diameter 2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 35 Hz
DC Resistance (Re) 6.32 Ω
Coil Inductance (Le) 1.1m H
Mechanical Q (Qms) 8.1
Electromagnetic Q (Qes) 0.63
Total Q (Qts) 0.58
Compliance Equivalent Volume (Vas) 334.6 liters / 11.82 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 330 cc
Mechanical Compliance of Suspension (Cms) 0.35 mm/N
BL Product (BL) 11.5 T-M
Diaphragm Mass Inc. Airload (MMs) 60 grams
Efficiency Bandwidth Product (EBP) 56
Maximum Linear Excursion (Xmax) 4 mm
Surface Area of Cone (Sd) 823.7 cm2
Maximum Mechanical Limit (Xlim) 11.6 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 45-62 liters / 1.6-2.2 cu.ft.
Vented 99-175.6 liters / 3.5-6.2 cu.ft.
Driver Volume Displaced 0.118 cu.ft. / 3.33 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 6.05", 153.7 mm
Net Weight 8.8 lbs, 3.99 kg
Shipping Weight 10.8 lbs, 4.9 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