Self-taught boutique builder Charles Henry puts musicality first with his designs, winning fans including Grace Bowers and ...

The Muse HiFi M5 Ultra is redefining portable audio with its military-grade vacuum tubes and cutting-edge DAC technology. This hybrid tube and transistor DAC/Amp delivers unparalleled sound ...

This means that his design is a hybrid but still ... [Alvenh] has an excellent audio amplifier in an inexpensive case which preserves the tube sound from the true hi-fi eras of decades past.