Orthos XS

About the Orthos XS

The Ayon Audio Orthos XS is a premium monoblock tube amplifier from Austria, designed for audiophiles seeking ultimate sound quality and power. It features a full balanced vacuum tube design with KT150 tubes, switchable between pentode and triode modes, delivering 300 watts per channel in pentode mode and 180 watts in triode mode at 8 ohms. The amplifier is built with high-grade materials including a silver-copper matrix internal signal cable, gold-plated industrial grade PCB, and a high-grade aluminum chassis with anti-vibration and non-magnetic properties. It weighs 50 kg and measures 35 x 61 x 25 cm. The Orthos XS offers a wide bandwidth of 8 Hz to 70 kHz, a frequency response of 15 Hz to 50 kHz, and a signal-to-noise ratio of 98 dB. It supports RCA and XLR inputs and has an input sensitivity of 1000-1200 mV. The amplifier is praised for its powerful, dynamic, and natural sound with excellent imaging, 3D soundstage, and a smooth, rich tonal balance. It is considered one of the best sounding KT150 amplifiers worldwide, suitable for driving difficult loudspeaker loads with ease and delivering a refined tube sound with impressive bass punch and detail resolution. The Orthos XS has won multiple awards including the 6MOONS Blue Moon Award and Positive Feedback Editors Choice for Best Sound.