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The RTI-AMP-4-125 is a DSP-enabled Class-D matrix amplifier in a compact 1U half-rack chassis, delivering four low-impedance (4–16Ω) channels at 125W each, or two 70V/100V high-impedance channels at 250W each, with no external transformer required. It accepts four analog inputs plus a stereo S/PDIF digital input, and its browser-based web GUI configures multi-zone routing, input mixing, priority/ducking, input and output EQ, and speaker presets.
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