These Fender Groove Tubes GT EL84 Medium Duet Tubes share many traits with the EL34. They offer a power output of about 5 - 8 watts. They have a super creamy and smooth sound. You can find them in Fender Pro Junior™, Blues Junior™, Vox® AC30 and AC15, along with numerous modern class 'A' amps. Almost every modern tube amp company makes a small amp, and these Groove Tubes EL84s are an ideal upgrade for the stock EL84 tubes in those amps. They're perfect for recording and rehearsal, with a soft touch, rich harmonic response, and a lovely musical top end. They're reliable performers, high - quality, and long - lasting. When pushed into overdrive, they get a bit more aggressive. This version is a bit brighter yet still has a smooth top end. Features include a matched duet of EL84 - S tubes in the medium power range, a power output of around 5 - 8 watts, a bright yet smooth top - end, use in many modern class 'A' amps, and they're made in Slovakia.

Using these Fender Groove Tubes GT EL84 Medium Duet Tubes is easy. Just install them in your compatible amp, like the Fender Pro Junior™ or Vox® AC30. For recording and rehearsal, you'll notice an immediate improvement in sound quality. When using them, avoid over - driving the tubes for long periods as it can make the sound a bit too aggressive. Also, make sure your amp is turned off before installing or removing the tubes to prevent any electrical hazards. To maintain these tubes, keep your amp in a clean and dry place. Dust can affect the performance of the tubes over time, so it's a good idea to clean your amp regularly. If you notice any significant changes in sound quality, it might be time to check the tubes for wear and tear.