Features

• 2x 1000W at 8Ω
• 2x 1200W at 4Ω
• Newly developed Class-D amplifier engine with a custom LSI
• Flexible onboard PEQ, crossover, filters, delay, and limiter functions
• Yamaha Speaker presets
• Utlities for safe and secure operation

Specifications

• Sampling frequency rate: 48kHz
• A/D D/A Converters: AD/DA: 24-bit linear, 128 times over sampling
• Total harmonic distortion: 0.1% (1kHz, 10W), 0.3% (1kHz, Half power)
• Frequency response: ±1.0dB (1W, 8Ω, 20Hz to 20kHz)
• S/N ratio: 101dB (A-weighted, 8Ω, Gain setting = +14dBu)
• Crosstalk: Less than -60dB (Half Power, 8Ω, 1kHz, Vol max input 150Ω shunt)
• Voltage Gain/Sensitivity: 8Ω Volume max 32.0dB/+9.3dBu (Gain setting: 32dB), 26.0dB/+15.3dBu (Gain setting: 26dB), 37.3dB/+4dBu (Gain setting: +4dBu), 27.3dB/+14dBu (Gain setting: +14dBu)
• Voltage Gain/Sensitivity: 8Ω Volume max /Power Boost mode -
• Maximum input voltage: +24dBu
• Input impedance: 20kΩ (Balance), 10kΩ (Unbalance)
• Speaker output ports: Neutrik speakON NL4 x2, Binding post x2 pairs, 1/4" PHONE(TS) x2
• Line Input: XLR-3-31 x2, 1/4 "PHONE(TRS) x2
• Others I/O Connectors: USB 2.0 Standard-A Connector (Female) for Save/Load, Speaker preset update, Firmware update with USB memory; AC inlet x1 with AC cord clamp
• Indicators: POWER x1 (Green), ALERT x1 (Red), USB x1 (Green), PROTECT x2 (Red), CLIP/LIMIT x2 (Red), SIGNAL x2 (Green); Auto LED off feature
• Processors: Input summing; D-CONTOUR(FOH/MAIN, MONITOR, OFF); Delay(0 - 74msec); HPF/LPF(cutoff frequency 20Hz~20kHz with polarity control); Speaker Processor(6 band PEQ + Limiter + Delay)
• Latency: 1.5 msec (Analog Input to Speakers)
• Presets: 8 user amplifier presets (Factory preset: Speaker presets for Yamaha passive speakers)
• Load protection: POWER switch on/off: Output mute; Output voltage protection: Over voltage limiter, user configurable by wattage and speaker preset; DC-fault: Power Supply shutdown (NOT restored automatically)
• Amplifier protection: Thermal: Output limiter (Restored automatically) → Output mute (Restored automatically); Over current: Output mute (Restored automatically); Over voltage: Output limiter (Restored automatically); Integrated Power Limit: Output limiter (Restored automatically)
• Power supply protection: Thermal: Output limiter (Restored automatically) → Power supply shutdown; Over voltage: Power supply shutdown; Over current: Power supply shutdown
• Amplifier class: Class D, Balanced output circuit (BTL)
• Cooling: 16 step variable speed fan x 2, front to rear airflow
• Power requirements: Depending on area of purchase; 100V 50Hz/60Hz, 120V 60Hz, 220V-240V 50Hz/60Hz *Verified as operating at rated power voltage +/- 10% voltage.
• Power consumption: 310W (1/8 MAX power, 4Ω, Pink noise at all channels), 60W (4Ω, Idling)
• Width: 480mm (18-7/8")
• Height: 88mm (3-7/16"): 2U
• Depht: 388mm (15-2/8")
• Net weight: 7.4 kg (16.31 lbs)
• Accessories: USB cover, Owner''s Manual, Specification sheet, AC cable (2.0m) x 1
• Others: Operating Temperature: 0°C to +40°C, Storage temperature: -20°C to +60°C