OSD Nero XMAX11 Class A/B 11-Channel Home Theater Amplifier — 3x 310W + 8x 135W, Dual Toroidal Transformers, XLR/RCA Inputs

High-current Class AB OSD Nero XMAX11 designed for demanding home theater systems. This 11-channel power amp features dual toroidal transformers, XLR and RCA inputs, a 12V trigger, and a robust 89 lb chassis (7.25" x 17.1" x 17.6"). Backed by a 5-year warranty, it delivers multiple measured power outputs and professional-grade electrical specifications. Power output (specified measurements): - 4 Ohms @1% THD — 310W ; 8 Ohms @1% THD — 210W - 4 Ohms @0.1% THD — 290W ; 8 Ohms @0.1% THD — 190W - 4 Ohms @1% THD — 135W ; 8 Ohms @1% THD — 85W - 4 Ohms @0.1% THD — 100W ; 8 Ohms @0.1% THD — 75W - 4 Ohms @1% THD — 370W ; 8 Ohms @1% THD — 230W - 4 Ohms @1% THD — 180W ; 8 Ohms @1% THD — 118W Audio and electrical specifications: - Frequency response: 5 Hz – 50 kHz, +0 / -3 dB - Input sensitivity: 1V ; Input sensitivity (alternate spec): 1.00 Volt - Signal-to-noise: Rated Power: 110 dB ; @1W: 105 dB - Damping factor (rated power): 165W - Gain: 28 dB - Input impedance: 100K ohms - Crosstalk: >70 dB (20 Hz – 20 kHz) Power management and construction: - Class AB topology - Idle current (12V trigger): 0.35 Amps - Max current (all channels): 18 Amps - Efficiency: 67% - Number of output devices: 28 total devices - Filter capacitance:: 4x 1000цF per screen channel / 2x 1000цF per other channel - Remote trigger voltage: 8 to 24 Volt DC — 5 mA Physical and warranty: - Weight: 89 lbs - Dimensions: 7.25" x 17.1" x 17.6" - Warranty: 5 Years