Sophia Electric Premium 6SL7 Portable 2mm Shielding Two layers aluminum

2mm Shielding Two layers aluminum mylar foil and two layers of oxygen-free copper

universal fit Driver configuration Single dynamic driver Fit Universal Cable connection 2-pin 0

unbalanced RCA (simultaneous) Power supply DHT valve-rectified CLC choke-filtered B+

A revelation for listeners who have never experienced STAX outside of a stationary desktop setup

and adds a headphone amplifier section with exceptional measured performance: 0

Sophia Electric Premium 6SL7 Portable 2mm Shielding Two layers aluminumSophia Electric Premium 6SL7 Sophia Electric 6SL7 tube does not look like a typical 6SL7. By looking at the internal plate structure, it is more of a European tube structure rather than North American 6SL7. However the vintage European ECC32 33, CV181 CV1988 family of tubes are not real 6SL7 tubes. What is the story? Sophia Electric designers were smart enough to take European virtue combined with North American 6SL7 electrical tube characters,