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Eminence Delta 15LF-4 15" Driver 4 Ohm

Eminence Speaker
Part #290-4504

Eminence Delta 15LF-4 15" Driver 4 Ohm

Eminence Speaker
Part #290-4504  
Model: Delta 15LF-4
The 4 ohm Eminence Delta 15LF-4 15" woofer provides excellent performance for high power low frequency in sound reinforcement systems, bass guitar combos, DJ speakers, and stage monitors.
Key Features
  • Polyimide voice coil former for high power handling
  • Vented and extended pole piece improves heat dissipation
  • Reinforced stamped steel frame takes the abuse of pro sound
  • High excursion, high efficiency for impressive output capabilities
Your Price: $159.99
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MSRP: $189.99
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Overview

Eminence Delta 15LF-4 15" Driver 4 Ohm

The Eminence Delta 15LF-4 15" 4 ohm speaker is ideal for high power, low frequency performance in sound reinforcement systems, bass guitar combos, club music systems, and stage monitors. Eminence LF models are designed with extended excursion to deliver more bass than standard models and provide smooth mid-band frequency response for three-way applications. Made in the USA. 7-year manufacturer's warranty!

Product Details

BrandEminence Speaker
ModelDelta 15LF-4
Part Number290-4504
UPC876358002627
Unit of MeasureEach
Weight14.15

Product Specifications

Nominal Diameter15"
Bolt Circle Diameter14.56
Power Handling (RMS)600 Watts
Power Handling (MAX)1200 Watts
Impedance4Ω
Frequency Response40 to 2,200Hz
Sensitivity95dB 2.83V/1m
Voice Coil Diameter2.5"

Thiele-Small Parameters

Resonant Frequency (Fs)40Hz
DC Resistance (Re)3.37Ω
Voice Coil Inductance (Le)0.76mH
Mechanical Q (Qms)6.22
Electromagnetic Q (Qes)0.53
Total Q (Qts)0.49
Compliance Equivalent Volume (Vas)8.97ft³
Mechanical Compliance of Suspension (Cms)0.24mm/N
BL Product (BL)10.32T·m
Diaphragm Mass Inc. Airload (Mms)66g
Maximum Linear Excursion (Xmax)6mm
Surface Area of Cone (Sd)873cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialCloth
Voice Coil Wire MaterialCopper
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialSteel
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter15.15"
Baffle Cutout Diameter13.87"
Depth6.3"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume3ft³
Sealed F377Hz
Vented Volume4.5ft³
Vented F352Hz

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