Enclosure:
18 mm 13-ply birch plywood
Low Frequency Transducers:
4 - 21" ELF cone
4.5 " Voice coil
26.4 lbs. Magnetic structure
Input Connectors:
2 - Connector plates with:
Dual Banana and Neutrik Speakon
Custom connector configurations available
Standard Hardware:
8 - Recessed handles
4 - 3 1/2" Casters
20 - Machined aluminum speaker mounting clamps
4 - UHMW polyethylene feet

System Type:
ELF - 4 - Sealed chambers
(4.5 cu. ft. each)
Impedance:
2 x 4 Ohms input
Crossover Network:
Requires ELF Integrator
Recommended X-over Frequency:
50 Hz
Frequency Response:
18 Hz to 50 Hz +/-3 dB
(2 pi Steradians, with
ELF-1 Integrator)
Sensitivity:
104 dB SPL @ 45 Hz (1W @ 1m)
Power Handling:
3200 W continuous program

Finish:
Black textured lacquer
Dimensions:
40"h x 36"w x 40"d
102 cm x 92 cm x 102 cm
Weight:
310 lbs.
141 kg
Shipping Dimensions:
44" x 40" x 46"
112 cm x 102 cm x 117 cm
Shipping Weight:
362lbs.
165 kg
Optional Hardware:
Rigging points