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A great choice for a phase inverter tube.
Formidable output and rugged construction!
The Groove Tubes GT-6V6-S Duet is a high-output 6V6 with an aggressive tone and is capable of handling plate...
Refresh your amp with these pro-approved tubes.
Tested under extreme listening conditions and guaranteed to be free of excess noise and microphonic ring.
The Groove Tubes Gold Series GT-6CA7GE power tubes comes in a matched duet set and are the reissue of the...
Classic Sylvania STR sound.
The Gold Series GT-6L6-CHP is a Groove Tubes' exclusive design, delivering true high-performance. It is a 6L6...