L-Acoustics LA4

Beschrijving

Features | Cutting edge loudspeaker amplification, DSP, network | High-grade 24 bit A/D converters, 130 dB dynamic range | 32 bit floating point SHARC DSP, 96 kHz sampling rate | 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 | L-ACOUSTICS® preset library for LA4 | KIVA, KILO | 5XT, 8XT, 8XTi, 12XT, 12XTi | SB15m, SB18, SB18i, SB18m | Legacy coaxials, ARCS, SB118 | Full system drive capability | Factory presets for active and passive modes. | Flexible I/O matrix routing between the two inputs and the four amplified outputs. | 32-bit floating point DSP, 96 kHz sampling rate | 24-bit cascaded A/D converters, 130 dB dynamic range | Combined IIR/FIR algorithms | Adjustable input and output delays | Section dedicated to system equalization using LA NETWORK MANAGER | L-DRIVE excursion and temperature real-time control | Fixed latency = 3.9 ms (or 3.4 ms with optional AES/EBU) | 4-channel amplifier | Universal switched mode power supply, 120 / 230 V (or 100 / 200 V for Japan) | 4 x 800 W / 8Ω at 1% THD, all channels driven (4 x 930 W peak) | 4 x 1000 W / 4Ω at 1% THD, all channels driven (4 x 1600 W peak) | Amplifier gain = 32 dB | Audio specifications | Frequency response: 10 Hz – 30 kHz, -0.1/+0.15 dB at 8 Ω | Output noise: -73 dBV (20 Hz – 20 kHz, A-weighted) | Output dynamic range: 111 dB (20 Hz – 20 kHz A-weighted) | Max input level: +22 dBu (balanced, THD 1%) | Channel separation: > 80 dB (1 kHz) | Input impedance: 22 kΩ, balanced | Dimensions | H x W x D: 88 (2U) x 483 x 420 mm 3.5 (2U) x 19 x 16.5 in | Weight (net): 11.1 kg 24.5 lbs | Finish: black and anthracite gray