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!
Kapton coil former
Polyamide-imide coated aluminum voice coil
Vented pole piece
Pressed steel basket
Cloth accordian surround
Power Handling (RMS)400 Watts
Power Handling (max)800 Watts
Frequency Response54 to 5,000 Hz
Sensitivity98.3 dB 1W/1m
Voice Coil Diameter2.5"
Magnet Weight56 oz.
Resonant Frequency (Fs)55 Hz
DC Resistance (Re)6.3 ohms
Voice Coil Inductance (Le)0.74 mH
Mechanical Q (Qms)5.27
Electromagnetic Q (Qes)0.46
Total Q (Qts)0.43
Compliance Equivalent Volume (Vas)2.87 ft.Â³
Mechanical Compliance of Suspension (Cms)0.21 mm/N
BL Product (BL)13.5 Tm
Diaphragm Mass Inc. Airload (Mms)39g
Maximum Linear Excursion (Xmax)2.4 mm
Surface Area of Cone (Sd)519.5 cmÂ²
Materials of Construction
Voice Coil Wire MaterialAluminum
Voice Coil FormerKaptonÂ® / Polyimide
Basket / Frame MaterialSteel
Overall Outside Diameter12.03"
Baffle Cutout Diameter10.95"
# Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)