MRE 220 SE

About the MRE 220 SE

The Octave MRE 220 SE is a state-of-the-art mono tube power amplifier designed for audiophiles seeking exceptional sound quality and power. It uses four KT88 S4A Carbon tubes as standard, with optional upgrades to KT120 or KT150 tubes for higher power output and tonal refinement. The amplifier delivers 200W average and 220W peak power into 4 ohms, with a frequency response of 20 Hz to 70 kHz at full power. It features a unique adjustable damping factor to optimize interaction with various loudspeakers, ensuring rock-solid reproduction quality. The MRE 220 SE includes advanced bias control with LED confirmation and a soft-start protection system to extend tube life. Inputs include balanced XLR and single-ended RCA, with speaker outputs suitable for banana plugs and cable lugs. The amplifier is built with double-sided PCBs, ceramic tube bases with silver contacts, and low-inductance electrolytic capacitors for reliability and performance. Optional accessories include the Super Black Box power supply stabilizer and KT150 tube upgrade. Dimensions are 488 x 229 x 412 mm, and it weighs approximately 29.8 kg per unit. The amplifier is manufactured in Germany and comes with a 5-year warranty on parts and labor.