L-Acoustics LA8 US Amplified Controller 4×1800 watt 4-Ohms
L-Acoustics LA8 US Amplified Controller 4×1800 watt 4-Ohms
The LA8 amplified controller belongs to the generation of high-end integrated controllers entirely dedicated to the comprehensive operation of L-ACOUSTICS® loudspeaker systems. The LA8 combines in a 2U lightweight chassis the resources of a 2 x 4 DSP engine driving four channels of amplification delivering up to 1800 watts each, a comprehensive library of factory presets, a user-friendly front panel interface, two I/O Ethernet connection ports for network remote control, a connection panel for audio inputs and speaker outputs, and an AES/EBU input board.
Features:
- Cutting edge loudspeaker amplification, DSP, network
- High-grade 24 bit A/D converters, 130 dB dynamic range
- 96 kHz/32 bit floating point SHARC DSP
- 4 channel high efficiency amplifier section fed by 2 inputs
- LA4: 4X1000W/4 Ohms, LA8 4X1800W/4 Ohms
- Advanced dual IIR/FIR filter algorithms
- Exclusive L-DRIVE system protection
- Complete onboard L-ACOUSTICS preset library
- LA NETWORK MANAGER 2.0 PC software for remote control & monitoring
- AES/EBU Standard on LA8 and LA-RAK
Specifications:
- Dimensions (W x H x D):
- 483 x 88,1 (2U) x 428 mm
- 19 x 3.5 (2U) x 16.8 inch
- Weight: 12.7 kg / 27.9 lbs
- Finish: Black and anthracite gray
- Output power:
- EIA (1% THD, 1 kHz, all channels driven)
- 4 x 1100 W at 8 Ω (4 x 1300 W peak) / 4 x 1800 W at 4 Ω (4 x 2500 W peak)
- Max output voltage: 150 V (Peak voltage, no load)
- Circuitry: Class D
- Digital Signal Processor (DSP): DSP SHARC 32 bit / floating point, 96 kHz sampling rate
- Frequency range: 10 Hz-20 kHz (±1.5 at 8 Ω)
- Distortion THD+N (typical): < 0.05 % (20 Hz-10 kHz, 8 Ω, 11 dB below rated power)
- Output dynamic range: 112 dB (20 Hz-20 kHz, 8 Ω, A-weighted)
- Amplification gain: 32 dB
- Noise level: -72 dBV (20 Hz-20 kHz, 8 Ω, A-weighted)
- Channel separation: > 85 dB (at 1 kHz)
- Damping factor: > 600 (8 Ω, 1 kHz and below)
- Mains ratings: 120/230 V AC (±10 %), 50-60 Hz
- Operating temperature: From -5°C to +50°C (environment) From -5°C to +85°C (internal)
- Circuits protection: Temperature monitoring of transformers and heat-sinks, inrush-current limitation, mains supply failure and over-voltage detection, output DC protection, output over current protection
- Transducers protection: L-DRIVE thermal and over excursion monitoring
- Fans: 2 temperature dependent speed-controlled axial fans
- Indicators: LED for Load, Signal, Level (-25 dB, -10 dB, -5 dB), Clip, L-NET, and Mute
- Output Connectors:
- 2 x 4-point SpeakON® (1/2 and 3/4 output channels)
- 1 x 8-point CA-COM® (all output channels)
- L-NET connectors: 2 x Fast Ethernet RJ45 (in/out)
