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Eminence Delta Pro-15A 15" Cast Frame Driver

Eminence SpeakerPart # 290-512
Model: Delta Pro-15A
The Eminence Delta Pro-15A 15" cast frame speaker is recommended for professional audio in both sealed and vented enclosures. It is also ideal for full-range and mid/high applications, as well as stage monitor wedges.

Key Features

  • Light weight aluminum voice coil for minimal moving mass and max efficiency
  • Vented Polyimide voice coil former and pole piece for high power handling
  • Rigid yet light cast aluminum frame
  • Extended pole piece for higher output and lower distortion
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Eminence Delta-15A 15" Driver 8 Ohm
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Overview

Eminence Delta Pro-15A 15" Cast Frame Driver

The Eminence Delta Pro-15A 15" cast frame speaker is recommended for professional audio in both sealed and vented enclosures. It is also ideal for full-range and mid/high applications, as well as stage monitor wedges. Good power handling capacity and extreme efficiency. Made in the USA. 7-year manufacturer's warranty!

Product Details

BrandEminence Speaker
ModelDelta Pro-15A
Part Number290-512
UPC876358000340
Unit of MeasureEach
Weight19.91

Product Specifications

Nominal Diameter15"
Power Handling (RMS)400 Watts
Power Handling (MAX)800 Watts
Impedance8Ω
Frequency Response54 to 4,200Hz
Sensitivity101.6dB 2.83V/1m
Voice Coil Diameter2.5"

Thiele-Small Parameters

Resonant Frequency (Fs)42Hz
DC Resistance (Re)5.71Ω
Voice Coil Inductance (Le)0.83mH
Mechanical Q (Qms)4.73
Electromagnetic Q (Qes)0.44
Total Q (Qts)0.4
Compliance Equivalent Volume (Vas)8.6ft³
Mechanical Compliance of Suspension (Cms)0.24mm/N
BL Product (BL)14.5T·m
Diaphragm Mass Inc. Airload (Mms)61g
Maximum Linear Excursion (Xmax)4.3mm
Surface Area of Cone (Sd)856.3cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialCloth
Voice Coil Wire MaterialAluminum
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialCast Aluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter15.32"
Baffle Cutout Diameter14"
Depth6.06"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume1.9ft³
Sealed F398Hz
Vented Volume4.5ft³
Vented F356Hz

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