JJ Electronic is a world-renowned manufacturer of vacuum tubes which has been building professional grade components for guitar amps and Hi-Fi since 1993. For many, they are the first choice when looking to upgrade. This JJ 5751 is a drop-in replacement...

JJ Electronic is a world-renowned manufacturer of vacuum tubes which has been building professional grade components for guitar amps and Hi-Fi since 1993. For many, they are the first choice when looking to upgrade. The JJ ECC803 is a long-plate version...

JJ Electronic is a world-renowned manufacturer of vacuum tubes which has been building professional grade components for guitar amps and Hi-Fi since 1993. For many, they are the first choice when looking to upgrade. The JJ 12AY7 is a medium gain...