Eminence Delta 12LF Speaker Specifications

Thiele-Small Parameters
Resonant Fequency (fs)	45 Hz
Impedance (Re)	6.06 ohms
Coil Inductance (le)	1.45 mH
Electromagnetic Q (Qes)	0.45
Mechanical Q (Qms)	7.28
Total Q (Qts)	0.42
Compliance Eqiv. Volume	95.5 liters
Peak Diaphragm Displacement Vol. (Vd)	241cc
Mechanical Compliance of Suspension (Cms)	0.24mm/N
BL Product (BL)	14.1 T-M
Diaphragm Mass incl. Airload (Mms)	51 grams
Equivalent Resistance of Mech. Suspension Loss (Rms)	2.27sec/M
Efficiency Bandwidth Product (EBP)	101
Voice Coil Overhang (Xmax)	4.8mm
Surface Area of Cone (Sd)	506.7cm2
Impedance at Resonance (Zmax)	93 ohms

Back to the Delta Speaker Page