Speaker - Eminence® Pro, 12", Delta Pro 12A, 400W

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Speaker - Eminence® Pro, 12", Delta Pro 12A, 400W

$139.99
In stock

Professional Series 12" speaker, 8 ohm. A high power pro audio woofer by design that guitar players have found useful for ultra clean, very neutral tone. You get out what you put in with loads of warmth and fullness.

SPECIFICATION
Nominal Basket Diameter 12", 305 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power 800 W
Watts 400 W
Resonance 51 Hz
Usable Frequency Range 52 Hz - 4.5 kHz
Sensitivity* 99.2 dB
Magnet Weight 80 oz.
Gap Height 0.37", 9.5 mm
Voice Coil Diameter 2.5", 64 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 51 Hz
DC Resistance (Re) 5.71 Ω
Coil Inductance (Le) 0.84m H
Mechanical Q (Qms) 7.56
Electromagnetic Q (Qes) 0.37
Total Q (Qts) 0.35
Compliance Equivalent Volume (Vas) 81.7 liters / 2.89 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 242 cc
Mechanical Compliance of Suspension (Cms) 0.21 mm/N
BL Product (BL) 15.3 T-M
Diaphragm Mass Inc. Airload (MMs) 48 grams
Efficiency Bandwidth Product (EBP) 138
Maximum Linear Excursion (Xmax) 4.6 mm
Surface Area of Cone (Sd) 532.4 cm2
Maximum Mechanical Limit (Xlim) 13.7 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 28-35 liters / 1-1.25 cu.ft.
Vented 31-91 liters / 1.1-3.2 cu.ft.
Driver Volume Displaced 0.09 cu.ft. / 2.55 liters
Overall Diameter 12.38", 314.5 mm
Baffle Hole Diameter 11.07", 281.2 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.27", 6.9mm
Mounting Holes B.C.D. 11.69", 296.9mm
Depth 6.22", 158 mm
Net Weight 16.3 lbs, 7.39 kg
Shipping Weight 18 lbs, 8.16 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Aluminum voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented and extended core
Basket Materials Die-cast aluminum basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap
RoHS Compliant
SKU:
P-A-DELTAPRO-12A-8
Item ID:
010420
UPC/EAN:
876358000333
Brand:
Professional
Ohms:
Size:
Type:
Product Measurements
Baffle Hole Diameter11.07", 281.2 mm
Basket MaterialsDie-cast aluminum basket
Bl Product (bl)15.3 T-M
Coil ConstructionAluminum voice coil
Coil FormerPolyimide former
Coil Inductance (le)0.84m H
Compliance Equivalent Volume (vas)81.7 liters / 2.89 cu.ft.
Cone CompositionPaper cone
Cone Edge CompositionCloth cone edge
Core DetailsVented and extended core
Dc Resistance (re)5.71 Ω
Depth6.22", 158 mm
Diameter12 in.
Diaphragm Mass Inc. Airload (mms)48 grams
Driver Volume Displaced0.09 cu.ft. / 2.55 liters
Dust Cap CompositionSolid composition paper dust cap
Efficiency Bandwidth Product (ebp)138
Electromagnetic Q (qes)0.37
Front Sealing GasketYes
Gap Height0.37", 9.5 mm
Magnet CompositionFerrite magnet
Magnet Weight80 oz.
Maximum Linear Excursion (xmax)4.6 mm
Maximum Mechanical Limit (xlim)13.7 mm
Mechanical Compliance Of Suspension (cms)0.21 mm/N
Mechanical Q (qms)7.56
Mounting Holes B.c.d.11.69", 296.9mm
Mounting Holes Diameter0.27", 6.9mm
Net Weight16.3 lbs, 7.39 kg
Nominal Basket Diameter12", 305 mm
Nominal Impedance*8 Ω
Overall Diameter12.38", 314.5 mm
Peak Diaphragm Displacement Volume (vd)242 cc
Program Power800 W
Rear Sealing GasketYes
Resonance51 Hz
Resonant Frequency (fs)51 Hz
Sealed28-35 liters / 1-1.25 cu.ft.
Sensitivity*99.2 dB
Surface Area Of Cone (sd)532.4 cm2
Total Q (qts)0.35
Usable Frequency Range52 Hz - 4.5 kHz
Vented31-91 liters / 1.1-3.2 cu.ft.
Voice Coil Diameter2.5", 64 mm
Watts400 W
Packaging Information
Packaging Dimensions13.75 in. × 13.75 in. × 6.125 in.
Weight (Packaging)18 lbs.

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Specifications, Files, and Documents

Sound Samples:

PDF: Cabinet Design Specifications (140.63 KB)Cabinet Design Specifications
PDF: Specification Sheet (643.22 KB)Specification Sheet

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