A medium- to high-power Eminence speaker at a low cost.
- Materials of Construction
Copper voice coil
Vented and extended core
Pressed steel basket
Treated paper cone
Cloth cone edge
Solid composition paper dust cap
Eminence Delta 12 LFC 12" Speaker
After plenty of requests from the public, Eminence has created the Delta-12LFC, a 4O version of their popular and versatile Delta 12 LF speaker. Offering a 12" subwoofer and stamped steel frame, the Delta-12LFC has an extended core motor for low distortion and high-power handling. This 12" Eminence subwoofer is ideal for use in a bass guitar application or PA cabinet.
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- Nominal basket diameter: 12", 304.8mm
Nominal impedance: 4O
Music program: 1000W
Usable frequency range: 45Hz-2.3kHz
Magnet weight: 56oz..
Gap height: 0.375", 9.53mm
Voice coil diameter: 2.5", 63.5mm
Thiele & Small Parameters
Resonant frequency (fs): 52Hz
DC resistance (Re): 3.2
Coil inductance (Le): .94mH
Mechanical Q (Qms): 8.21
Electromagnetic Q (Qes): .47
Total Q (Qts): .44
Compliance equivalent volume (Vas): 63.7 liters / 2.3 cu.'
Peak diaphragm displacement volume (Vd): 249cc
Mechanical compliance of suspension (Cms): 0.17mm/N
BL product (BL): 10.9 T-M
Diaphragm mass inc. airload (Mms): 53g
Efficiency bandwidth product (EBP): 111.4
Maximum linear excursion (Xmax): 4.8mm
Surface area of cone (Sd): 519.5 cm2
Maximum mechanical limit (Xlim): 13.5mm
Recommended enclosure volume:
SeaLED: 21-74 liters/0.7-2.6 cu.'
Vented: 28-110 liters/1.0-3.9 cu.'
Driver volume displaced: 137.3 cu.in. / 2.25 liters
Overall diameter: 12.03", 305.5mm
Baffle hole diameter: 10.95", 278.1mm
Front sealingg asket: Fitted as standard
Rear sealing gasket: Fitted as standard
Mounting holes diameter: 0.25", 6.4mm: 11.59", 294.4mm
Mounting holes B.C.D.: 5.88", 149.35mm
Depth: 11.8lb., 5.4kg