L-Acoustics 108P, Operator'S Manual

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L-ACOUSTICS P Series Manual V2.1 7/12/2007
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6. SPECIFICATIONS
6.1 108P SPECIFICATIONS
ACOUSTICAL PERFORMANCE
Frequency Response
Frequency response: 65 – 20k Hz (± 3 dB) (FILL preset)
Usable bandwidth: 55 – 22k Hz (-10 dB)
System Sensitivity
-21 dBu (0.071 Vrms) 94 dB SPL 65 – 20k Hz (FILL preset)
Nominal Directivity (-6 dB)
Axi-symmetrical 100° (± 15°)
System Output SPL
One enclosure 115dB (cont) 125 dB (peak) FILL preset
113 dB (cont) 123 dB (peak) XOVER preset
FILL preset provides nominally flat response under freefield conditions
XOVER preset applies a 100 Hz high pass filter and a 3 dB high frequency shelving eq contour
Components
LF 1 x 8” weather resistant loudspeaker (2” voice coil)
HF 1 x 1” exit compression driver (polyester diaphragm, coaxial assembly)
ELECTRICAL PERFORMANCE
Input
Type Electronically balanced (pin 2 hot)
Max Input Level +12 dBu (gain potentiometer at 0 dB position)
DSP
Sampling 24 bit / 48 kHz
Dynamic Range > 105 dBA
Amplifier
Output Power 1 x 500 W (4 ohms – LF section)
1 x 250 W (8 ohms – HF section)
Gain 32 dB
Enclosure
Height 421 mm 16.6 in
Width 250 mm 9.8 in
Depth 299 mm 11.8 in
Floor Monitor Angle 30 degrees with respect to vertical
Net Weight 12.8 kg 28.2 lbs
Shipping Weight 14.3 kg 31.5 lbs
Shipping Dimensions 490 x 330 x 370 mm
19.3 x 13.0 x 14.6 in
Connectors 2 x XLR, 2 x PowerCon
(input, loop through)
Material 15 mm, 18 mm Baltic birch plywood
Finish Maroon-gray™
Grill Black epoxy perforated steel with acoustically-transparent, technically-
advanced grille cloth
Rigging Integrated pole mount socket, adjustable U-bracket accessory available