Tube Knowledge

If you’ve noticed your amplifier losing its "magic"—maybe the high end feels dull, the low end is flabby, or there’s an annoying hum that wasn’t there before—it’s likely time for a retube. But for ...

Which Power Tube Wins: EL34 for Marshall or 6L6 for Fender? If you’ve spent any time chasing the "perfect" guitar tone, you know that the quest usually leads to the back of your amplifier. Whi...

Is your tube amp losing its punch or making strange noises? Knowing when to replace guitar amp tubes is essential for maintaining that signature warmth and clarity.

Curious about what makes Ruby Tubes so reliable? Learn how we use precision testing and matching to ensure your guitar amp performs at its peak.

The REAL difference between tube and solid state amplification.

Vacuum tubes have been used in amplification systems for over a century, and they continue to be popular among musicians and audiophiles alike. One of the reasons for their enduring popularity is t...

The Impact of Tube Amps on Dynamic Range When it comes to choosing an amplifier for your musical instrument, you may have come across the terms "tube" and "solid-state" amps. While both types of am...

Vacuum tubes are often referred to as magic parts in the world of audio amplifiers. One of the reasons for this is the way they improve harmonic distortion in amplifiers, creating a rich and warm s...