AI-generated product photo — not official manufacturer imagery.
AmplifiersPhono Pre-AmpsDiscontinued
Estimated price (community-sourced)
$150
Around — community and catalog average, updates slowly
About the Tube Box II
The Pro-Ject Tube Box II is a high-quality phono preamplifier that enhances the listening experience with its warm and detailed sound. It features two ECC83 (12AX7A) vacuum tubes, providing a gain of 40dB for MM and 60dB for MC cartridges. The unit includes a switchable subsonic filter to reduce low-frequency rumble and an all-metal chassis for improved shielding against vibrations and electromagnetic interference. The external power supply helps minimize noise and interference, ensuring a cleaner audio signal.
Specifications
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