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Offered is „MRE 130 und HP 500se und RE 280 MK II“ by Octave as second-hand device from the category „Tube-Poweramp“ on audio-markt.de - the online market place for high-end. The advert with the number 9473757133 ends on 24.12.2026 at 15:37 o'clock.
At €4,800 for a good-condition unit, this Octave MRE 130 sits squarely as a fair deal in the used market. Recent comparable listings peg the median at €5,401, with the 25th percentile at €4,186 and 75th at €7,269—putting this right in the sweet spot without screaming bargain or overreach.
Before biting, verify the power supply's health, as these can develop hum or instability after heavy use; test for any channel imbalance or noise floor issues under load. Confirm inclusion of the original manual, remote if applicable, and all interconnects—Octaves from this era often miss these on resale, hiking restoration costs.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Octave Audio traces its roots to 1968, when Karl Heinz Hofmann established a transformer winding factory in Karlsbad, Germany. His son, Andreas Hofmann, joined in 1975, developing early semiconductor and tube amplifiers. In 2000, Andreas took the helm, rebranding it as Octave Audio to channel his decades-long passion for tube-based electronics into high-end hi-fi components.
The brand specializes in meticulously hand-built tube amplifiers, including preamplifiers, power amps, and integrated models like the V 16 Single-Ended and Jubilee series. Octave emphasizes premium features such as external power supplies, balanced connectivity, adjustable gain, and modular upgrades for phono stages and power conditioning. Their in-house transformer expertise ensures low-noise performance across full-range designs, from 8-watt single-ended units to 30-watt powerhouses.
Positioned firmly in the high-end market, Octave commands respect among audiophiles for its German craftsmanship, sonic purity, and innovative tube technology. Hand-assembled with top-tier components at their Karlsbad headquarters, these amplifiers deliver uncompromising musicality, appealing to discerning buyers seeking perfection over mass production.
See all Octave listings on RADAR.
