12 inch Eminence American Standard Series Replacement Speaker - 16ohms Eminence Speaker Basket
12 inch Eminence American Standard Series Replacement Speaker - 16ohms Eminence Speaker Cone
12 inch Eminence American Standard Series Replacement Speaker - 16ohms Eminence Speaker Side
12 inch Eminence American Standard Series Replacement Speaker - 16ohms Eminence Speaker Frequency Response
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DELTA 12B 12" American Standard Series Speaker | 16-Ohms

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Recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures.

Applications 

Woofer | Midbass | Midrange | Pro Audio

Box Type: Vented

Specifications

Download Spec Sheet Download Cab Design
SPECIFICATION
Nominal Basket Diameter 12", 305 mm
Nominal Impedance* 16 Ω
Power Rating*
Program Power 800 W
Watts 400 W
Resonance 58 Hz
Usable Frequency Range 65 Hz - 5 kHz
Sensitivity* 98.3 dB
Magnet Weight 56 oz.
Gap Height 0.375", 9.5 mm
Voice Coil Diameter 2.5", 64 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 58 Hz
DC Resistance (Re) 11.4 Ω
Coil Inductance (Le) 0.77m H
Mechanical Q (Qms) 7.04
Electromagnetic Q (Qes) 0.52
Total Q (Qts) 0.48
Compliance Equivalent Volume (Vas) 87 liters / 3.07 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 140 cc
Mechanical Compliance of Suspension (Cms) 0.23 mm/N
BL Product (BL) 16 T-M
Diaphragm Mass Inc. Airload (MMs) 32 grams
Efficiency Bandwidth Product (EBP) 112
Maximum Linear Excursion (Xmax) 2.7 mm
Surface Area of Cone (Sd) 519.5 cm2
Maximum Mechanical Limit (Xlim) 9 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 15.6-18.4 liters / 0.55-0.65 cu.ft.
Vented 34-68 liters / 1.2-2.4 cu.ft.
Driver Volume Displaced 0.079 cu.ft. / 2.25 liters
Overall Diameter 12.03", 305.6 mm
Baffle Hole Diameter 11.07", 281.2 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25", 6.4mm
Mounting Holes B.C.D. 11.59", 294.4mm
Depth 5.35", 135.9 mm
Net Weight 11.4 lbs, 5.17 kg
Shipping Weight 13.5 lbs, 6.12 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented core
   
Basket Materials Pressed steel basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition felt dust cap


Frequency Response

response graph