Eminence DELTA-15B 15" MidBass Woofer 16-Ohm 800W Full-Range Pro Audio Speaker.

Eminence DELTA-15B 15" / 16 ohms / 800 Watts

Recommended for professional audio as a mid-bass or vocal wedge in a sealed enclosure. Also suitable as a mid-bass or woofer in vented enclosures.

Specification

Nominal Basket Diameter

• 15", 381 mm

Nominal Impedance*

• 16 Ohms

Power Rating

Program Power

• 800 W

Watts

• 400 W

Resonance

• 45 Hz

Usable Frequency Range

• 64 Hz - 4 kHz

Sensitivity*

• 100 dB

Magnet Weight

• 56 oz.

Gap Height

• 0.37", 9.5 mm

Voice Coil Diameter

• 2.5", 64 mm

Thiele & Small Parameters

Resonant Frequency (fs)

• 45 Hz

DC Resistance (Re)

• 11.3

Coil Inductance (Le)

• 1.35m H

Mechanical Q (Qms)

• 6.54

Electromagnetic Q (Qes)

• 0.67

Total Q (Qts)

• 0.61

Compliance Equivalent Volume (Vas)

• 204 liters / 7.2 cu.ft.

Peak Diaphragm Displacement Volume (Vd)

• 137 cc

Mechanical Compliance of Suspension (Cms)

• 0.19 mm/N

BL Product (BL)

• 17.6 T-M

Diaphragm Mass Inc. Airload (MMs)

• 64 grams

Efficiency Bandwidth Product (EBP)

• 68

Maximum Linear Excursion (Xmax)

• 1.6 mm

Surface Area of Cone (Sd)

• 856.3 cm2

Maximum Mechanical Limit (Xlim)

• 11.1 mm

Mounting Information

Recommended Enclosure Volume

Sealed

• 31-42.5 liters / 1.09-1.5 cu.ft.

Vented

• 81.8-87.8 liters / 2.89-3.1 cu.ft.

Driver Volume Displaced

• 0.128 cu.ft. / 3.62 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

• 12.3 lbs, 5.58 kg

Shipping Weight

• 14.3 lbs, 6.49 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 paper dust cap