L-ACOUSTICS XT Manual V1.1 11-02-03 43
7. SPECIFICATIONS
7.1 112XT ELEMENT SPECIFICATIONS
Frequency Response
Frequency response: 65 – 18k Hz (± 3 dB) (FRONT preset)
Usable bandwidth: 55 – 18k Hz (-10 dB)
Sensitivity
LF (2.83 Vrms at 1 m) 98.5 dB SPL (65 – 1k Hz)
HF (2.83 Vrms at 1 m) 106 dB SPL (1 – 18 kHz)
Power Rating Amplification Impedance
(Long Term) (recommended) (nominal)
LF 48 Vrms 290 Wrms 1160 Wpeak 580 W 8 ohms
HF 33 Vrms 135 Wrms 540 Wpeak 540 W 8 ohms
Nominal Directivity (-6 dB)
Axi-symmetrical 90° (± 20°)
System Output SPL
One enclosure 122 dB (cont) 128 dB (peak) FRONT preset
124 dB (cont) 130 dB (peak) FILL preset
125 dB (cont) 131 dB (peak) 3W preset
FRONT preset provides 3 dB low and high frequency contours under freefield conditions
FILL preset provides nominally flat response under freefield conditions
3W preset applies a 100 Hz high pass filter.
Components
LF 1 x 12” weather resistant loudspeaker (3” voice coil)
HF 1 x 1.4” exit compression driver (titanium diaphragm, 3” voice coil, coaxial assembly)
Enclosure
Height 540 mm 21.3 in
Front Width 410 mm 16.1 in
Rear Width 165 mm 6.5 in
Depth 375 mm 14.8 in
Trap Angle 45 degrees with respect to vertical
Net Weight 27 kg 59.5 lbs
Shipping Weight 30 kg 66.1 lbs
Shipping Dimensions 615 x 470 x 465 mm
24.2 x 18.5 x 18.3 in
Connectors 2x 4-pin Neutrik speakon
Material 18 mm, 30 mm Baltic birch plywood
(sealed, screwed and rabbeted angles)
Finish Maroon-gray™
Grill Black epoxy perforated steel with acoustically transparent foam
Rigging Integrated flying hardware, handles and pole mount socket
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