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simply italy

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    Tubes for Unison Research's Simply Italy?

    Hello there. I own a Unison Research Simply Italy, which I adore. It uses two EL34 and two ECC82 (12au7) as rectifiers. So recently I decided to upgrade the 12au7's. After doing a lot of research, I went with the Psvanes. Right out of the box the sound was clearly more open and detailed than...
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    • Thread
    • 12au7 biasing ecc82 psvane simply italy tube amp tubes unison research valves
    • Replies: 2
    • Forum: Tube Audio
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