L-Acoustics LA4X Product Information

LA4X amplified controller
PRODUCT INFORMATION
VERSION 5.0
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LA4X SPECIFICATIONS
GENERAL
Output power
EIA (1% THD, 1 kHz, all channels driven)
4 x 1000 W RMS (at 4 or 8 Ω)
Max output voltage
150 V (Peak voltage, no load)
Amplification class
Class D
Digital Signal Processor (DSP)
SHARC 32 bit, floating point, 96 kHz sampling rate
Frequency response
20 Hz-20 kHz (±0.25 dB at 8 Ω)
Distortion THD+N
< 0.05 % (20 Hz-10 kHz, 8 Ω, 11 dB below rated power)
Output dynamic range
110 dB (20 Hz-20 kHz, 8 Ω, A-weighted)
Amplification gain
32 dB
Noise level
-71 dBV (20 Hz-20 kHz, 8 Ω, A-weighted)
Channel separation
> 80 dB (at 1 kHz, 8 Ω)
Damping factor
> 500 (100 Hz and below, 8 Ω)
Mains input power
and current draw
(all channels driven)
Maximum output power
Mains input power and current draw
Load
Nb. of driven
channels
Power
per
channel
1/3 Output
Power (-5 dB)
1/8 Output
Power (-9 dB)
IDLE
Standby
4 or 8
Ω
4
1000 W
7 A / 1600 W
3 A / 750 W
0.26A /
60 W
< 0.1 A /
11 W
Current values given for a mains rated at 230 V. Multiply by 2.3 for 100 V, 1.9 for 120 V or 1.15 for 200 V.
Power supply
Model
universal SMPS
(Switched Mode Power Supply)
Power Factor
Correction (PFC)
yes
cos  > 0.9 (4 Ω, full power)
Mains ratings
100-240 V~ ±10 %, 50-60 Hz
Operating temperature
Room temperature
from 0 °C to +50 °C
Circuits protection
heat-sinks temperature monitoring
output over current protection
Transducers protection
L-DRIVE thermal and over excursion protection
Fans
2 fans, temperature-controlled speed
Fans noise (free field, 1m)
At minimum speed
At maximum speed
20 dBA
45 dBA
Indicators
POWER LED
4 mute LED
STATUS LED
L-NET presence LED
For each output: LOAD LED, signal and LIMIT/CLIP level
Output Connectors
4 x 4-point SpeakON
OUT1 to OUT4
(including OUT1/2 and OUT3/4)
L-NET connectors
2 x Fast Ethernet EtherCON

L-Acoustics LA4X Specifications

General

Brand	L-Acoustics
Model	LA4X
Category	Controller
Language	English