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Eminence Delta-12A 12" Driver 8 Ohm

Eminence Speaker
Part #290-414

Eminence Delta-12A 12" Driver 8 Ohm

Eminence Speaker
Part #290-414  
Model: Delta-12A
The Eminence Delta-12A 12" speaker is recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures. Also suitable for lead and bass guitar, keyboards, guitar combos, club music systems and stage monitors.
Key Features
  • Kapton coil former
  • Polyamide-imide coated aluminum voice coil
  • Ferrite magnet
  • Vented pole piece
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround
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Overview

Eminence Delta-12A 12" Driver 8 Ohm

The Eminence Delta-12A 12" speaker is recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures. Also suitable for lead and bass guitar, keyboards, guitar combos, club music systems and stage monitors. Made in the USA. 7-year manufacturer's warranty!

Product Details

BrandEminence Speaker
ModelDelta-12A
Part Number290-414
UPC876358000227
Unit of MeasureEach
Weight13.9

Product Specifications

Nominal Diameter12"
Power Handling (RMS)400 Watts
Power Handling (MAX)800 Watts
Impedance8Ω
Frequency Response54 to 5,000Hz
Sensitivity98.3dB 2.83V/1m
Voice Coil Diameter2.5"

Thiele-Small Parameters

Resonant Frequency (Fs)55Hz
DC Resistance (Re)6.3Ω
Voice Coil Inductance (Le)0.74mH
Mechanical Q (Qms)5.27
Electromagnetic Q (Qes)0.46
Total Q (Qts)0.43
Compliance Equivalent Volume (Vas)2.87ft³
Mechanical Compliance of Suspension (Cms)0.21mm/N
BL Product (BL)13.5T·m
Diaphragm Mass Inc. Airload (Mms)39g
Maximum Linear Excursion (Xmax)2.4mm
Surface Area of Cone (Sd)519.5cm²

Materials of Construction

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

Mounting Information

Overall Outside Diameter12.03"
Baffle Cutout Diameter10.95"
Depth5.35"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume1ft³
Sealed F3117Hz
Vented Volume3.1ft³
Vented F353Hz

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