Tube preamplifier

Audiophile vacuum tube preamplifier with limiter for professional audio applications, providing high-quality sound.

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The Pro‑Ject Tube Box S2 is a compact tube preamp that delivers warm, dynamic sound with low distortion. It features dual triode tubes, precision gain control, and an optional valve phonostage for vinyl playback.

Experience warm, rich vinyl playback with the Pro‑Ject Tube Box S2 Silver, a compact dual‑mono tube preamp delivering silky low‑frequency punch and crystal clear highs for both MM and MC cartridges.

Audiophile-grade, dual-channel tube preamplifier for microphones and line signals, providing high-quality audio with exceptional clarity.