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Eminence DELTA-15LF: 15 inch Woofer

Price: $94.99$99.99

Recommended for professional audio as a mid-bass or floor monitor in a sealed enclosure. Also suitable as a woofer in vented, bass guitar or PA enclosures.
4 ohm: 600 watts / 40-2.2kHz / 2.5″ voice coil
8 ohm: 500 watts / 42-3.2kHz / 2.5″ voice coil
Available in 4 or 8 ohms

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Description

DELTA-15LF: 15″ Woofer

Recommended for professional audio as a mid-bass or floor monitor in a sealed enclosure. Also suitable as a woofer in vented, bass guitar or PA enclosures

Click Here to Download 4 ohm PDF Spec Sheet

Click Here to Download 4 ohm PDF Cabinet Design

Click Here to Download 8 ohm PDF Spec Sheet

Click Here to Download 8 ohm PDF Cabinet Design

4 ohm Specs:

Nominal Basket Diameter 15″, 381 mm

Nominal Impedance* 4 Ω

Power Rating** Watts 600 W

Music Program 1200 W

Resonance 40 Hz

Usable Frequency Range 40 Hz- 2.2 kHz

Sensitivity*** 95 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) 40 Hz

DC Resistance (Re) 3.37 Ω

Coil Inductance (Le) 0.76m H

Mechanical Q (Qms) 6.22

Electromagnetic Q (Qes) 0.53

Total Q (Qts) 0.49

Compliance Equivalent Volume (Vas) 253.93 liters / 8.97 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 521.2 cc

Mechanical Compliance of Suspension (Cms) 0.24 mm/N

BL Product (BL) 10.32 T-M Diaphragm Mass Inc.

Airload (MMs) 66 grams

Efficiency Bandwidth Product (EBP) 76

Maximum Linear Excursion (Xmax) 5.97 mm

Surface Area of Cone (Sd) 873 cm2

Maximum Mechanical Limit (Xlim) 16.5 mm

Mounting Information:

Recommended Enclosure Volume

Sealed 52.95-97.69 liters / 1.87-3.45 cu.ft.

Vented 75.04-154.33 liters / 2.65-5.45 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 6.3″, 160 mm

Net Weight 12.8 lbs, 5.81 kg

Shipping Weight 14.8 lbs, 6.71 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

8 ohm Specs:

Nominal Basket Diameter 15″, 381mm

Nominal Impedance* 8 ohms

Power Rating Watts 500W

Music Program 1000W

Resonance 39Hz

Usable Frequency Range 42Hz-3.2kHz

Sensitivity*** 96

Magnet Weight 56 oz.

Gap Height 0.375″, 9.53mm

Voice Coil Diameter 2.5″, 63.5mm

Thiele & Small Parameters:

Resonant Frequency (fs) 39Hz

DC Resistance (Re) 6.11

Coil Inductance (Le) 1.37mH

Mechanical Q (Qms) 6.3

Electromagnetic Q (Qes) 0.52

Total Q (Qts) 0.48

Compliance Equivalent Volume (Vas) 241.0 liters / 8.51 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 419cc

Mechanical Compliance of Suspension (Cms) 0.23mm/N

BL Product (BL) 14.6 T-M Diaphram Mass inc.

Airload (Mms) 75 grams

Efficiency Bandwidth Product (EBP) 75

Maximum Linear Excursion (Xmax) 4.8mm

Surface Area of Cone (Sd) 873.0 cm2

Maximum Mechanical Limit (Xlim) 16.5mm

Mounting Information:

Recommended Enclosure

Sealed 36.8-42.5 liters/1.3-1.5 cu.ft.

Vented 85-167 liters/3-5.9 cu.ft.

Overall Diameter 15.15″, 384.8mm

Baffle Hole Diameter 13.77″, 349.6mm

Front Sealing Gasket Fitted as standard

Rear Sealing Gasket Fitted as standard

Mounting Holes Diameter 0.25″, 6.4mm

Mounting Holes B.C. D. 14.56″, 369.9mm

Depth 6.3″, 160mm

Net Weight 12.8 lbs., 5.8 kg

Shipping Weight 14.8 lbs., 6.7 kg

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

Dustcap Composition Solid composition paper dust cap