Feliks Audio is a distinguished Polish manufacturer of high-end vacuum tube amplifiers and headphone amplifiers, founded by Łukasz Feliks who combines passion for music with exceptional craftsmanship in tube audio design. Based in Poland, this boutique company has earned international acclaim for creating some of the finest tube-based headphone amplifiers available, serving discerning audiophiles and music enthusiasts worldwide. Feliks Audio specializes exclusively in vacuum tube technology, offering a comprehensive range of headphone amplifiers from entry-level to reference-grade models, including the popular Echo, Elise, Euforia, and flagship Envy series. Each amplifier is hand-built with meticulous attention to detail, featuring carefully selected premium tubes, high-quality transformers, and robust construction that reflects traditional Polish manufacturing excellence. The company's philosophy centers on delivering the warmth, musicality, and emotional engagement that only well-designed tube circuits can provide, making their amplifiers particularly appealing to listeners who appreciate the natural harmonic richness of vacuum tube sound. Feliks Audio has built a loyal following among headphone enthusiasts globally, with products that successfully balance technical performance with the magical qualities that make tube amplification so compelling for music reproduction.
Upgraded capacitors for enhanced high-frequency detail and immersive audio, optimized for high-impedance headphones.
Unique design includes wooden side panels with CNC patterns and improved transformer shielding for reduced interference.
Output Transformer-Less (OTL) topology with 350 mW power, 15 Hz to 45 kHz frequency response, and compatibility for 80-600 Ohm headphones.
Envy 25th Anniversary amplifier features custom transformers, Elrog 300B power tubes, and a striking black piano finish.
Prototype electrostatic amplifier uses 300B power tubes and supports modern and vintage electrostatic headphones.
Electrostatic amplifier delivers robust bass and detailed highs with a neutral sound signature.
Feliks Audio's Echo Vibe tube amplifier is precisely engineered for high-impedance headphones, delivering musicality and precision in a robust design.
Featuring an Output-Transformerless (OTL) design, Echo Vibe ensures cleaner signal paths and optimal performance for high-impedance dynamic headphones.
Compact and elegant, the Echo Vibe measures 27x22x12 cm, weighs 3.5 kg, and includes CNC-crafted wooden accents, enhancing visual appeal.
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