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Tag Archives: 12ax7

Can I swap a 12AX7 for a different tube?

Preamp tubes

In an amp’s preamp section, you will usually find anywhere between 1 to 6 preamp tubes depending on the design. Typically these tubes will be a 12AX7, however you will also commonly find tubes such as 12AT7, 12AU7, 12AY7 or 5751, or even a combination of these such as in a Fender Deluxe which has […]