When a preamp tube begins to fail, it can be hard to know how to troubleshoot the fault. If your amp has more than one, this makes it even more difficult. A bad preamp tube will become very noisy and produce hiss, crackle, and pop sounds, or create volume drops or loss. In some rare … Read more
Every guitar player rolling a tube amp hears the sound differently. Some people like a bit more of a crisp, bright tone, while others prefer something deep and warmer. Normally when seeking a warmer sound, you need to figure out what it is exactly that you like. Bass content is much different from mid-range, and … Read more
If you own a tube-based guitar, bass, or even a Hi-fi audio amplifier, chances are you will find a 12AX7 being used in them. Maybe even a few of them. The 12AX7 is the first choice for tube amplifiers. This is because of its high gain and relatively low noise characteristics. But which are the … Read more