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6J1 Tube Preamp / Headphone Buffer – DIY Amplifier PCB Kit

€12.89

Out of stock

Add classic tube warmth and musical character to your audio setup with this high-quality 6J1 stereo preamplifier board. Inspired by the legendary Musical Fidelity X-10D, this circuit enhances your sound with rich harmonics, smoothness, and depth—perfect for bringing life to digital sources, DACs, CD players, or solid-state amplifiers.

Functioning as a tube buffer stage, it delivers that sought-after analog warmth while maintaining the integrity of your original signal—ideal for audiophiles and DIY builders alike.

Features:

  • Designed for 6J1 tubes (compatible pentodes can be used in triode mode)

  • Stereo preamp / headphone buffer configuration

  • Smooth, musical tube coloration

  • Integrated volume control

  • Compact size: 3.8" x 3.8" (approx. 97mm x 97mm)

  • Power requirement: AC 12V

What’s Included:

  • Unpopulated PCB only (no components, tubes, or enclosure)

A perfect platform for DIY modding and experimentation—swap capacitors, resistors, or try tube rolling to shape your sound exactly the way you like it.