Transcendent Sound

About Transcendent Sound

Transcendent Sound is a specialist manufacturer of high-fidelity vacuum tube audio amplifier kits, known for their output transformerless (OTL) technology. Founded in 1995, the company’s products emphasize clarity, realism, and musicality, delivering a natural, detailed, and open sonic presentation. Transcendent Sound offers OTL amplifiers, preamps, phono stages, and related DIY books and manuals, all designed for straightforward assembly by hobbyists. Their designs are praised for reliability, low noise, and outstanding performance relative to cost, appealing to the DIY and audiophile communities worldwide.