Specifications

High-performance Preamp Tube Need to refresh your amplifier’s tremolo or reverb drivers? The Groove Tubes GT-12AT7 is a top-quality preamp tube built to last the long haul. This medium-gain preamp tube clocks in at just a touch lower in gain than your typical 12AX7, resulting in a rich, warm response that makes it a superb replacement tube for the reverb/tremolo drivers or phase inverter in your amplifier. Sweetwater guitarists have trusted JJ tubes for decades for their robust build, consistent and long-lasting performance, and exceptional tone, making this GT-12AT7 preamp tube a superb choice for even the most discerning tone chasers.

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