| { "Operating conditions" : { "Temperature" : "Room temperature from 0° C / 32° F to +50° C / 122° F" }, "Amplification and power supply": { "Amplification class" : "Class D", "Output power CEA-2006 / 490A (1% THD, 1 ㎑, all channels driven)": [ "4 x 1400 W RMS (at 8 Ω)", "4 x 2600 W RMS (at 4 Ω)", "4 x 3300 W RMS (at 2.7 Ω)" ], "Power supply model" : "Universal Switched Mode Power Supply (SMPS) with Power Factor Correction (PFC)", "Power factor" : "> 0.9", "Mains rating" : "100 V - 240 V ∼ ±10%, 50-60 ㎐", "Nominal current requirements" : "30 A for 100-120 V, 16 A for 200-240 V" }, "Audio specifications": { "Frequency response": [ "20 ㎐ - 20 ㎑, ± 0.1㏈ (at 8 Ω, 60 W output power)", "20 ㎐ - 20 ㎑, ± 0.1㏈ (at 4 Ω, 120 W output power)" ], "Distortion THD+N (20 ㎐ - 10 ㎑)": [ "< 0.05% (at 8 Ω, 60 W output power)", "< 0.1% (at 4 Ω, 120 W output power)" ], "Output dynamic range (20 ㎐ - 20 ㎑, 8 Ω, A-weigthed)" : "> 114㏈", "Noise level (20 ㎐ - 20 ㎑, 8 Ω, A-weigthed)" : "< - 72㏈V", "Channel separation (at 1 ㎑ , 4 Ω)" : "> 85㏈", "Latency (for both analog and digital inputs)": [ "Standard operating mode: 3.84 ms", "Low latency operating mode: 0.76 ms" ] }, "DSP": { "Digital Signal Processor (DSP)" : "2 x SHARC 32-bit, floating point, 96 ㎑ sampling rate", "I/O routing" : "Flexible 4x4 routing matrix", "Per output channel": [ "Built-in EQ station with 8 IIR, 3 FIR EQ filters", "Array morphing (LF contour, zoom factor)", "Air absorption compensation filters", "Internal IIR and FIR EQ algorithms for speaker phase linearization and improved impulse responses", "L-DRIVE protection (excursion, temperature and over-voltage)" ], "Output delay" : "0 ms to 1000 ms", "Transducers protection" : "L-DRIVE: excursion / temperature / over-voltage" }, "Circuits protection": { "Mains and power supply" : "Over and under voltage / over temperature / overcurrent (fuse protection, and inrush current protection)", "Power outputs" : "Over current / DC / short circuit / rail over and under voltage / over temperature", "Cooling" : "Cooling fans with temperature control speed" }, "Inputs": { "Analog": { "4 balanced analog line inputs with passively connected link": "", "A/D conversion" : "4 cascaded 24-bit analog/digital converters (130㏈ dynamic range)", "Input impedance" : "22 kΩ (balanced)", "Max. input level" : "22㏈u (balanced, THD 1%)" }, "Digital": { "2 AES/EBU inputs (4 channels) with electronically buffered link and failsafe relay" : "", "Standard" : "AES/EBU (AES3)", "Sampling frequency (Fs)" : "44.1, 48, 88.2, 96, 176.4 or 192 ㎑", "Word length" : "16, 18, 20 or 24 bits", "Synchronization" : "Signal resampled to internal clock at 96 ㎑", "Sampling frequency" : "96 ㎑ (SRC referenced to the amplified controller internal clock)", "Dynamic range" : "140㏈", "Distortion (THD+N)" : "< -120㏈fs", "Bandpass ripple" : "± 0.05㏈ (20 ㎐ - 40 ㎑, 96 ㎑)", "Fallback mode": { "AB to CD" : " digital to analog / digital to digital" }, "Switchover conditions" : "No clock, loss of lock, CRC error, bipolar encoding error or data slip", "Constant delay" : "Independent of input Fs", "Constant level" : "Upon user setting of AES/EBU gain, independent of input Fs", "Input gain" : "-12㏈ to +12㏈, 0.1㏈ steps", "Revert to AES/EBU" : "Upon manual user selection" } }, "Remote control and monitoring": { "Network connection Dual-port" : "Ethernet Gigabit interface", "L-Acoustics remote control software" : "LA Network Manager 2", "Third-party management solutions" : "QSC® / SNMP / Extron® / Crestron®", "Physical data": { "Height" : "2U", "Weight" : "14.5㎏ / 32 lb", "Protection rating" : "IP2X" } } } |