Groove Tubes GT-12AU7 Preamp Valve

Groove Tubes GT-12AU7 Preamp Valve

Product code: gro5550112399

For over 30 years, Groove Tubes have been trusted and demanded by touring professionals and their techs around the world. Groove Tubes started in southern California, and through innovative design, rigourous selection and testing, GT-powered amps have rocked the world in some of the most famous rigs ever played from studio to stage. The perfect combination of passion for music and the science of sound!.


  • Groove Tubes GT-12AU7 Preamp Valve


    For over 30 years, Groove Tubes have been trusted and demanded by touring professionals and their techs around the world. Groove Tubes started in southern California, and through innovative design, rigourous selection and testing, GT-powered amps have rocked the world in some of the most famous rigs ever played from studio to stage. The perfect combination of passion for music and the science of sound!

    Main Features

    • Preamp valve
    • Very low gain
    • Warm, mellow output
    • Perfect for compressed, creamy distortion at low volumes.


    Groove Tubes lowest-gain preamp tube. Can sub for a 12AX7 to lower gain and produce a very creamy, warm tone. Great for harp or blues when softer, more compressed distortion at lower volumes is desired. Very low gain and very mellow output.

  • This product is in stock and ready to ship

    We normally ship this item within the UK by Royal Mail. This is not a guaranteed service and can take up to 14 days for delivery. If you need this item faster, please upgrade to a Before 12 service and we will send it by Special Delivery or courier.

    Mainland UK: £3.50 within mainland UK ( Orders over £99 are delivered FREE )

    UK Non-Mainland: £ 12

    Rep. of Ireland and Mainland Europe: from £ 15 (calculated at checkout). International orders over £250 are delivered FREE.

    Order this item before 4pm and receive it on the next working day, mainland UK only*

  • Additional Information

    On demo in store No
    stock message Stock on order
    Brand Groove Tubes
    Condition New

FeeFo Reviews

This product has no reviews yet.